Commonweal Ventures

Commonweal Ventures, established in 2021 and headquartered in New York, is a venture capital firm focusing on early-stage technology companies. It invests in sectors that align with government commitments, including clean energy, financial services, real estate, and healthcare. The firm typically participates in pre-seed to Series A funding rounds, with investment sizes ranging from $250,000 to $2 million.

Nate Loewentheil

Founder and Managing Partner

114 past transactions

Proximity

Seed Round in 2025
Proximity is a company that specializes in providing an automation platform aimed at enhancing the revenue generated from the 340B drug discount program for eligible healthcare providers. By streamlining processes and improving efficiency, Proximity assists healthcare organizations in maximizing their financial benefits from this program, ultimately supporting their ability to serve patients effectively.

Starbridge

Seed Round in 2025
Starbridge is an AI-powered platform that enables businesses to efficiently secure contracts in the state, local, and education sectors, allowing governments to solve problems faster and more effectively.

Multitude Insights

Seed Round in 2024
Multitude Insights is a technology company based in Watertown, Massachusetts, founded in 2021. It specializes in assisting law enforcement agencies by helping them manage and analyze their unstructured data. The company's platform is designed to quickly process large amounts of information about suspects, issue bulletins, track trends in real-time, enhance search accuracy, and facilitate collaboration between different departments. This enables public safety stakeholders to effectively utilize their data to maintain community safety.

Crux

Seed Round in 2023
Crux is the capital markets technology company changing the way clean energy and manufacturing projects are financed in the U.S. Crux’s platform, market intelligence, and expert team help developers and manufacturers raise capital through all stages of project development and operation. The company’s first offering is the leading platform for tax credit transfers. Since its launch in 2023, Crux has raised more than $27 million in funding from venture capital and strategic investors. Crux’s world-class team brings together expertise from energy, tax, finance, government, and technology to power an abundant, resilient, and secure energy future. For more information, visit https://www.cruxclimate.com/.

Elixir

Seed Round in 2023
Elixir is a decentralized protocol that facilitates algorithmic market-making across both centralized and decentralized exchanges. It is designed to enhance composability for integrations, allowing retail users to engage in market-making activities and potentially earn profits. Additionally, Elixir provides projects and trading venues with access to active market-making services for their trading pairs, thus promoting liquidity and efficiency in the market. The protocol emphasizes computational security, ensuring that transactions and market activities are conducted safely and reliably.

Enertiv

Series A in 2022
Enertiv, Inc. is a digital energy company based in New York that specializes in providing data-driven energy efficiency solutions primarily for the real estate and energy services sectors. Founded in 2011, Enertiv's platform digitizes building operations by collecting and analyzing data from various sources, including the deployment of IoT devices that monitor critical equipment and environmental conditions. This enables property owners and operators to optimize performance, reduce waste, and manage operating expenses more effectively. Enertiv offers a range of services, including energy data analytics, sub-metering, automated billing, and measurement and verification solutions, aimed at enhancing asset value and promoting energy efficiency across commercial real estate portfolios.

Engrain

Seed Round in 2019
Engrain is a real estate technology company based in Greenwood Village, Colorado, founded in 2010. The company specializes in developing innovative software solutions that enhance the property leasing and management process. Engrain's product offerings include touch screen kiosks, interactive mapping, and data visualization tools, specifically designed to engage prospective tenants and residents. These products enable clients to optimize their sales and leasing processes, improve operational efficiency, and analyze performance metrics to increase net operating income. Engrain's key solutions include TouchTour, SightMap, and Unit Map, which collectively aim to transform how people interact with and manage real estate properties.

Northeastern University

Grant in 2016
Northeastern University, founded in 1898, is a private, research-intensive university located in Boston, Massachusetts. It offers a wide range of undergraduate and graduate programs, including doctorate degrees, across nine colleges and schools. Additionally, it provides select advanced degrees at graduate campuses in Charlotte, North Carolina, and Seattle. The university is renowned for its experiential learning approach, integrating real-world experience into its academic curriculum.

Onshape

Series D in 2016
Onshape Inc. is a cloud-based 3D design and product development platform headquartered in Cambridge, Massachusetts. Founded in 2012 by the creators of SOLIDWORKS, the company specializes in providing a comprehensive suite of tools that integrates computer-aided design (CAD), data management, collaboration, and real-time analytics. Its platform enables professional engineers to streamline their design processes, eliminating bottlenecks and enhancing productivity. Onshape allows users to access a secure, unified version of their design data from any device, ensuring that no data is lost and facilitating simultaneous collaboration among team members. The platform has been adopted by thousands of companies across various industries, including robotics, biomedical devices, and industrial machinery, and has logged over 3 million hours of modeling activity. In 2019, Onshape was acquired by PTC Inc.

Onshape

Private Equity Round in 2015
Onshape Inc. is a cloud-based 3D design and product development platform headquartered in Cambridge, Massachusetts. Founded in 2012 by the creators of SOLIDWORKS, the company specializes in providing a comprehensive suite of tools that integrates computer-aided design (CAD), data management, collaboration, and real-time analytics. Its platform enables professional engineers to streamline their design processes, eliminating bottlenecks and enhancing productivity. Onshape allows users to access a secure, unified version of their design data from any device, ensuring that no data is lost and facilitating simultaneous collaboration among team members. The platform has been adopted by thousands of companies across various industries, including robotics, biomedical devices, and industrial machinery, and has logged over 3 million hours of modeling activity. In 2019, Onshape was acquired by PTC Inc.

BitSight

Series B in 2015
BitSight, founded in 2011, is a cyber risk management company that offers a platform designed to help organizations assess and manage information security risk. By applying sophisticated algorithms, BitSight generates daily security ratings that range from 250 to 900, enabling users to evaluate third-party risk, underwrite cyber insurance, benchmark security performance, and conduct due diligence in mergers and acquisitions. The company serves a diverse clientele, including seven of the top ten cyber insurers, 20% of Fortune 500 companies, and three of the top five investment banks, making its Security Ratings technology integral to risk management and business decision-making. With over 1,000 customers and a vast ecosystem of users, BitSight is recognized as the most widely used Security Ratings Service in the industry.

Invaluable

Series D in 2014
Invaluable, LLC is a leading online auction marketplace specializing in fine art, antiques, and collectibles. Established in 1989 and based in Allston, Massachusetts, the company connects buyers from over 200 countries with more than 4,000 premier auction houses, dealers, and galleries worldwide. Invaluable offers a diverse range of items, including fine art such as paintings and sculptures, decorative arts like ceramics and glass products, and various collectibles including coins, stamps, and military memorabilia. The platform features advanced online bidding technology, providing sellers with comprehensive e-commerce and marketing solutions, as well as auction management software. Invaluable has been recognized for its rapid growth and innovation in the art e-commerce sector, with additional offices located in the United Kingdom, France, Germany, Belgium, and Australia.

Onshape

Series C in 2014
Onshape Inc. is a cloud-based 3D design and product development platform headquartered in Cambridge, Massachusetts. Founded in 2012 by the creators of SOLIDWORKS, the company specializes in providing a comprehensive suite of tools that integrates computer-aided design (CAD), data management, collaboration, and real-time analytics. Its platform enables professional engineers to streamline their design processes, eliminating bottlenecks and enhancing productivity. Onshape allows users to access a secure, unified version of their design data from any device, ensuring that no data is lost and facilitating simultaneous collaboration among team members. The platform has been adopted by thousands of companies across various industries, including robotics, biomedical devices, and industrial machinery, and has logged over 3 million hours of modeling activity. In 2019, Onshape was acquired by PTC Inc.

BitSight

Series A in 2013
BitSight, founded in 2011, is a cyber risk management company that offers a platform designed to help organizations assess and manage information security risk. By applying sophisticated algorithms, BitSight generates daily security ratings that range from 250 to 900, enabling users to evaluate third-party risk, underwrite cyber insurance, benchmark security performance, and conduct due diligence in mergers and acquisitions. The company serves a diverse clientele, including seven of the top ten cyber insurers, 20% of Fortune 500 companies, and three of the top five investment banks, making its Security Ratings technology integral to risk management and business decision-making. With over 1,000 customers and a vast ecosystem of users, BitSight is recognized as the most widely used Security Ratings Service in the industry.

Acacia

Series B in 2013
Acacia Communications, Inc. is a provider of high-speed coherent optical interconnect products, headquartered in Maynard, Massachusetts. Founded in 2009, the company develops, manufactures, and sells embedded and pluggable modules that facilitate optical interconnections, with transmission speeds ranging from 100 to 1,200 gigabits per second. These products are designed for use in long-haul, metro, and inter-data center markets. In addition to optical modules, Acacia offers semiconductor products, including low-power coherent digital signal processor application-specific integrated circuits and silicon photonic integrated circuits, which are integrated into their modules. The company markets its products through a direct sales force to network equipment manufacturers, network operators, and cloud service providers across the United States, China, Germany, Thailand, and other international locations.

Verivo Software

Venture Round in 2013
Verivo Software, Inc. is a provider of an open enterprise mobile application platform that enables organizations to build, deploy, manage, and update mobile applications securely and efficiently. The company's flagship product, Akula, serves as an enterprise mobile app server, equipping IT departments with tools for app development, security, management, and governance. Akula features essential mobile services, including authentication, authorization, offline functionality, data protection, and app monitoring. Verivo caters to a diverse range of industries, including life sciences, manufacturing, automotive, and transportation, helping organizations accelerate their mobility initiatives and improve business outcomes. Founded in 1998 and headquartered in Waltham, Massachusetts, Verivo Software was previously known as Pyxis Mobile and rebranded in January 2012. As of June 2015, it operates as a subsidiary of Appery, LLC.

Onshape

Series A in 2013
Onshape Inc. is a cloud-based 3D design and product development platform headquartered in Cambridge, Massachusetts. Founded in 2012 by the creators of SOLIDWORKS, the company specializes in providing a comprehensive suite of tools that integrates computer-aided design (CAD), data management, collaboration, and real-time analytics. Its platform enables professional engineers to streamline their design processes, eliminating bottlenecks and enhancing productivity. Onshape allows users to access a secure, unified version of their design data from any device, ensuring that no data is lost and facilitating simultaneous collaboration among team members. The platform has been adopted by thousands of companies across various industries, including robotics, biomedical devices, and industrial machinery, and has logged over 3 million hours of modeling activity. In 2019, Onshape was acquired by PTC Inc.

HubCast

Series B in 2012
HubCast, Inc. is a provider of cloud-based print solutions, specializing in delivering commercial-quality marketing materials to organizations globally. Founded in 2005 and based in Wakefield, Massachusetts, HubCast offers a digital print delivery network that enables marketing and sales professionals to efficiently print and distribute materials such as brochures, flyers, banners, and training materials. The company's services empower users to streamline their print procurement processes through advanced print management technology and automation. Serving a diverse clientele, including enterprise corporations and marketers, HubCast facilitates the production of high-quality print collateral for various applications, from field offices to events. As of 2016, HubCast operates as a subsidiary of Mimeo.com, Inc.

The Echo Nest

Series D in 2012
The Echo Nest is a music intelligence company that offers music services to developers and media companies. The company’s services enable high-scale music platforms to help fans better discover, share, and interact with the music they love. Their customer base reaches over 100 million every month through more than 400 applications and sites powered by The Echo Nest. The Echo Nest was founded by Brian Whitman and Tristan Jehan in July 2005 and is based in Somerville, Massachusetts.

Sand 9

Series C in 2012
Sand 9, Inc. is a venture-funded startup focused on designing microelectromechanical systems (MEMS) that enhance the performance and capabilities of wireless devices. The company specializes in piezoelectric MEMS products, which are utilized to improve the timing and efficiency of both wireless and wired systems, particularly in mobile applications, low-power wireless technologies, and communications infrastructure. Through its innovative approach, Sand 9 aims to significantly advance the functionality of modern communication systems.

Verivo Software

Venture Round in 2012
Verivo Software, Inc. is a provider of an open enterprise mobile application platform that enables organizations to build, deploy, manage, and update mobile applications securely and efficiently. The company's flagship product, Akula, serves as an enterprise mobile app server, equipping IT departments with tools for app development, security, management, and governance. Akula features essential mobile services, including authentication, authorization, offline functionality, data protection, and app monitoring. Verivo caters to a diverse range of industries, including life sciences, manufacturing, automotive, and transportation, helping organizations accelerate their mobility initiatives and improve business outcomes. Founded in 1998 and headquartered in Waltham, Massachusetts, Verivo Software was previously known as Pyxis Mobile and rebranded in January 2012. As of June 2015, it operates as a subsidiary of Appery, LLC.

expressor software

Debt Financing in 2011
Expressor Software specializes in semantic data integration, offering efficient and user-friendly tools for data processing and development productivity. Central to its offerings is expressor Studio, an ETL design tool that enables users to create, test, and execute data flow applications directly from their desktop. The Standard Edition of expressor Studio expands these capabilities, allowing for team collaboration, version management, and the deployment of ETL applications to a dedicated parallel processing server. This unique, business-centric approach simplifies the development and reuse of data integration solutions, making it easier for organizations to manage their data effectively.

Seniorlink

Venture Round in 2011
Seniorlink, Inc. is a Boston-based company established in 2000 that specializes in home and community-based services for seniors and individuals with disabilities. The company partners with provider and payer organizations to enhance care management capabilities. Seniorlink offers professional coaching along with emotional and financial support for families involved in caregiving. A key component of its service is Vela, a HIPAA-compliant platform designed to facilitate communication and collaboration among caregivers and their extended care teams. By leveraging technology and dedicated care teams, Seniorlink aims to lower costs and improve engagement and satisfaction for its clients, which include Medicaid-eligible individuals and members of Medicare Advantage plans.

BitSight

Seed Round in 2011
BitSight, founded in 2011, is a cyber risk management company that offers a platform designed to help organizations assess and manage information security risk. By applying sophisticated algorithms, BitSight generates daily security ratings that range from 250 to 900, enabling users to evaluate third-party risk, underwrite cyber insurance, benchmark security performance, and conduct due diligence in mergers and acquisitions. The company serves a diverse clientele, including seven of the top ten cyber insurers, 20% of Fortune 500 companies, and three of the top five investment banks, making its Security Ratings technology integral to risk management and business decision-making. With over 1,000 customers and a vast ecosystem of users, BitSight is recognized as the most widely used Security Ratings Service in the industry.

Collaborate.com

Seed Round in 2011
Collaborate.com is a cloud-based team collaboration platform designed to enhance communication and productivity for mobile workforces. Founded in 2011 by entrepreneurs Matt Cutler and David Greenstein, the platform integrates messaging, document sharing, and task management within a single mobile application compatible with iPhone, Android, and the Web. It offers seamless integration with popular cloud services, allowing teams to easily share and manage documents. Users can quickly get started with Collaborate.com by accessing its website or downloading the app from app stores. The company is based in Boston and operates under Kibits Corp.

The Echo Nest

Venture Round in 2010
The Echo Nest is a music intelligence company that offers music services to developers and media companies. The company’s services enable high-scale music platforms to help fans better discover, share, and interact with the music they love. Their customer base reaches over 100 million every month through more than 400 applications and sites powered by The Echo Nest. The Echo Nest was founded by Brian Whitman and Tristan Jehan in July 2005 and is based in Somerville, Massachusetts.

Vela Systems

Series B in 2010
Vela Systems is a provider of software solutions designed to automate and enhance the execution and oversight of field activities in construction and capital projects. Its offerings cater to contractors, architects, engineers, and project owners by enabling jobsite users to access essential documents and perform various critical tasks directly from mobile devices. The software facilitates the completion of Quality Assurance/Quality Control inspections, worklists, punchlists, field reports, and updates to Building Information Models. Additionally, Vela Systems supports functionalities such as materials tracking, safety management, commissioning, and document synchronization. By streamlining these processes, customers typically save significant time—averaging 5-10 hours per week per user—and experience faster project delivery. The company’s solutions also help capture the true Cost of Quality and mitigate litigation risks through standardized documentation practices.

Upland Qvidian

Series B in 2010
Upland Qvidian is a leading provider of cloud-based request for proposal (RFP) and sales proposal automation software, serving over 1,000 companies globally. The company's innovative software solution is designed for enterprise use, ensuring security, compliance, and simplicity at scale. Upland Qvidian's technology enhances business processes, boosts productivity, and facilitates the creation of more effective sales documents, ultimately helping clients secure more business opportunities. In addition to its software offerings, Upland Qvidian is dedicated to supporting its clients through expert advisory services and opportunities for community building, further enhancing their ability to develop persuasive sales content.

expressor software

Venture Round in 2010
Expressor Software specializes in semantic data integration, offering efficient and user-friendly tools for data processing and development productivity. Central to its offerings is expressor Studio, an ETL design tool that enables users to create, test, and execute data flow applications directly from their desktop. The Standard Edition of expressor Studio expands these capabilities, allowing for team collaboration, version management, and the deployment of ETL applications to a dedicated parallel processing server. This unique, business-centric approach simplifies the development and reuse of data integration solutions, making it easier for organizations to manage their data effectively.

Sand 9

Series B in 2010
Sand 9, Inc. is a venture-funded startup focused on designing microelectromechanical systems (MEMS) that enhance the performance and capabilities of wireless devices. The company specializes in piezoelectric MEMS products, which are utilized to improve the timing and efficiency of both wireless and wired systems, particularly in mobile applications, low-power wireless technologies, and communications infrastructure. Through its innovative approach, Sand 9 aims to significantly advance the functionality of modern communication systems.

Seahorse Bioscience

Series D in 2010
Seahorse Bioscience specializes in providing analytical instruments, biomanufacturing systems, and consumable labware for biological research and drug discovery. The company is known for its Seahorse extracellular flux (XF) analyzers, which allow for non-invasive profiling of cellular metabolic activity. These instruments enable researchers to assess key metabolic parameters, such as basal oxygen consumption, glycolysis rates, ATP turnover, and respiratory capacity, thereby facilitating the study of mitochondrial dysfunction. Seahorse Bioscience serves a diverse clientele, including scientists at academic institutions, pharmaceutical and biotech companies, and original equipment manufacturers of assay kits and laboratory instruments.

Advanced Cancer Therapeutics

Seed Round in 2010
Advanced Cancer Therapeutics, LLC is a biotechnology company based in Louisville, Kentucky, specializing in the discovery and development of innovative cancer therapeutics. Established in 2007, the company is engaged in the manufacture and commercialization of a range of anti-cancer products. Its product pipeline includes ACT-GRO-777, a DNA aptamer that targets nucleolin to induce cancer cell death; PU27, a synthetic oligonucleotide with anticancer properties; and PFKFB3, an enzyme implicated in various tumors. Additionally, the company is developing CK37, a small molecule that inhibits cell proliferation and tumor growth, and a vaccine for human papillomavirus, which is linked to cervical cancer. Advanced Cancer Therapeutics aims to advance its products from preclinical stages to Phase I clinical trials, facilitating timely treatment options for patients.

Invaluable

Venture Round in 2009
Invaluable, LLC is a leading online auction marketplace specializing in fine art, antiques, and collectibles. Established in 1989 and based in Allston, Massachusetts, the company connects buyers from over 200 countries with more than 4,000 premier auction houses, dealers, and galleries worldwide. Invaluable offers a diverse range of items, including fine art such as paintings and sculptures, decorative arts like ceramics and glass products, and various collectibles including coins, stamps, and military memorabilia. The platform features advanced online bidding technology, providing sellers with comprehensive e-commerce and marketing solutions, as well as auction management software. Invaluable has been recognized for its rapid growth and innovation in the art e-commerce sector, with additional offices located in the United Kingdom, France, Germany, Belgium, and Australia.

GruntWorx

Venture Round in 2009
GruntWorx LLC is a web-based application specializing in automating the extraction and organization of data from paper-based forms and PDF files, particularly focused on tax documents. Founded in 2005 and headquartered in Derry, NH, GruntWorx transitioned from its original name, Copanion, Inc. The company employs advanced heuristic pattern recognition technology and machine learning to efficiently read, classify, and extract tax data from a variety of forms, significantly streamlining what was traditionally a manual process. By providing a cloud-based paperless tax workflow system, GruntWorx enables clients to reduce time spent on data entry, enhance accuracy, and secure their information in a cost-effective manner.

OneRiot

Series C in 2009
OneRiot specializes in socially-targeted mobile advertising, serving clients like Gap, Toyota, and AT&T. It uses data from public mobile social media activity to define audiences by interests, demographics, and location. Clients can run campaigns directly on OneRiot's app network or use its targeting data across other mobile inventory sources. The company is privately held with investments from Spark Capital, Appian Ventures, and Commonwealth Capital Ventures.

Reval.com

Venture Round in 2009
Reval is a software-as-a-service provider that specializes in integrated treasury and risk management solutions, helping enterprises manage cash, liquidity, and financial risks effectively. The company's cloud-based platform offers comprehensive tools for cash management, liquidity management, hedge accounting, compliance, and financial risk management. Additionally, Reval provides services such as derivative valuation, compliance reporting, and integration with clients' internal systems. Its offerings cater to various industries, including manufacturing, financial services, transportation, and technology, across approximately 20 countries. Reval also supports financial institutions by supplying treasury services that enhance cash management capabilities for corporate clients. Founded in 1999 and headquartered in New York, Reval operates as a subsidiary of Ion Investment Group Limited.

CloudSwitch

Series B in 2009
CloudSwitch specializes in providing cloud management software tailored for enterprise use. Their solutions enable businesses to efficiently manage and operate their applications across various cloud computing environments, ensuring optimal performance and resource utilization.

Carbon Design Systems

Series E in 2009
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

Seahorse Bioscience

Series D in 2009
Seahorse Bioscience specializes in providing analytical instruments, biomanufacturing systems, and consumable labware for biological research and drug discovery. The company is known for its Seahorse extracellular flux (XF) analyzers, which allow for non-invasive profiling of cellular metabolic activity. These instruments enable researchers to assess key metabolic parameters, such as basal oxygen consumption, glycolysis rates, ATP turnover, and respiratory capacity, thereby facilitating the study of mitochondrial dysfunction. Seahorse Bioscience serves a diverse clientele, including scientists at academic institutions, pharmaceutical and biotech companies, and original equipment manufacturers of assay kits and laboratory instruments.

Upland Qvidian

Series A in 2008
Upland Qvidian is a leading provider of cloud-based request for proposal (RFP) and sales proposal automation software, serving over 1,000 companies globally. The company's innovative software solution is designed for enterprise use, ensuring security, compliance, and simplicity at scale. Upland Qvidian's technology enhances business processes, boosts productivity, and facilitates the creation of more effective sales documents, ultimately helping clients secure more business opportunities. In addition to its software offerings, Upland Qvidian is dedicated to supporting its clients through expert advisory services and opportunities for community building, further enhancing their ability to develop persuasive sales content.

Tungle.me

Series A in 2008
Tungle.me is a scheduling tool designed to simplify the process of arranging meetings across different organizations, calendar systems, and time zones. It helps users avoid double bookings and time zone errors, eliminating the hassle of back-and-forth communication typically required to find a suitable meeting time. Tungle.me integrates seamlessly with existing calendars, including Outlook, Google Calendar, Apple iCal, and Lotus Notes, allowing for efficient scheduling without the need for invitees to sign in or register. Additionally, it offers mobile capabilities for users on iPhone and BlackBerry devices, making it convenient to schedule meetings while on the go. The service is provided free of charge, making it accessible for users looking to enhance their scheduling efficiency.

Ounce Labs

Series D in 2008
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating business risks associated with software security vulnerabilities. The company's software meticulously analyzes application source code to deliver comprehensive and precise assessments of vulnerabilities and their significance. This capability allows both business users and IT professionals to allocate resources effectively, focusing on the most critical security issues. By utilizing Ounce Labs' solutions, organizations enhance their application security, safeguard confidential information, and ensure compliance with internal policies as well as industry regulations, including PCI and FISMA, and best practices such as those outlined in the OWASP Top 10.

The Echo Nest

Series A in 2008
The Echo Nest is a music intelligence company that offers music services to developers and media companies. The company’s services enable high-scale music platforms to help fans better discover, share, and interact with the music they love. Their customer base reaches over 100 million every month through more than 400 applications and sites powered by The Echo Nest. The Echo Nest was founded by Brian Whitman and Tristan Jehan in July 2005 and is based in Somerville, Massachusetts.

expressor software

Series B in 2008
Expressor Software specializes in semantic data integration, offering efficient and user-friendly tools for data processing and development productivity. Central to its offerings is expressor Studio, an ETL design tool that enables users to create, test, and execute data flow applications directly from their desktop. The Standard Edition of expressor Studio expands these capabilities, allowing for team collaboration, version management, and the deployment of ETL applications to a dedicated parallel processing server. This unique, business-centric approach simplifies the development and reuse of data integration solutions, making it easier for organizations to manage their data effectively.

JazzD Markets

Series A in 2008
JazzD Markets Inc., a Brookline, Mass.-based online directory startup. Using Voice over Internet Protocol (VoIP) technology, Jazzd Phone offers unlimited local and domestic long distance calling, enhanced 911 service, the ability to receive and forward voice mail messages through e-mail, a website to control custom calling features, and D&E's telemarketing call blocking service. Jazzd Phone is available to households that have high-speed Internet service.

First Coverage

Series B in 2008
FirstCoverage is a privately-held Canadian company in the financial services sector that offers a web-based platform designed for institutional investment firms. The company focuses on enhancing the efficiency and communication within the investment management process by providing software tools that help money managers filter out irrelevant information. This technology is developed in collaboration with both buy-side and sell-side professionals to assist investors in generating alpha more effectively. By minimizing the daily noise that financial professionals encounter, FirstCoverage enables users to concentrate on critical insights and relationships that impact their investment decisions.

ByAllAccounts

Series A in 2008
ByAllAccounts, Inc., founded in 2001, specializes in automated financial account aggregation for wealth management firms. Its patent-pending technology securely gathers and standardizes data from thousands of financial institutions, enabling efficient reconciliation, performance analysis, and consolidated reporting within portfolio management and trust accounting systems. Serving over 300 clients, ByAllAccounts supports a wide range of managed and held-away accounts, including retirement, banking, brokerage, hedge funds, limited partnerships, private equity, annuities, and more.

Carbon Design Systems

Series E in 2008
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

GruntWorx

Series A in 2007
GruntWorx LLC is a web-based application specializing in automating the extraction and organization of data from paper-based forms and PDF files, particularly focused on tax documents. Founded in 2005 and headquartered in Derry, NH, GruntWorx transitioned from its original name, Copanion, Inc. The company employs advanced heuristic pattern recognition technology and machine learning to efficiently read, classify, and extract tax data from a variety of forms, significantly streamlining what was traditionally a manual process. By providing a cloud-based paperless tax workflow system, GruntWorx enables clients to reduce time spent on data entry, enhance accuracy, and secure their information in a cost-effective manner.

HubCast

Series A in 2007
HubCast, Inc. is a provider of cloud-based print solutions, specializing in delivering commercial-quality marketing materials to organizations globally. Founded in 2005 and based in Wakefield, Massachusetts, HubCast offers a digital print delivery network that enables marketing and sales professionals to efficiently print and distribute materials such as brochures, flyers, banners, and training materials. The company's services empower users to streamline their print procurement processes through advanced print management technology and automation. Serving a diverse clientele, including enterprise corporations and marketers, HubCast facilitates the production of high-quality print collateral for various applications, from field offices to events. As of 2016, HubCast operates as a subsidiary of Mimeo.com, Inc.

CRI Technologies

Series A in 2007
CRI Technologies, Inc., a vendor neutral consultant, provides solutions and services for client server based computing. It consolidates desktops, servers, storage, backup, operating systems, and data. The company offers VI3, an infrastructure virtualization software that virtualizes servers, storage, and networking. It also offers application performance and access; database consolidation, optimization, and scaling; capacity planning; and disaster recovery solutions. In addition, the company offers operations architecture, managed, Microsoft consulting, and staff augmentation and placement services. It serves customers in education, entertainment/media, financial, government, healthcare, insurance, manufacturing, retail, and utilities markets. CRI Technologies, Inc. is based in Shelton, Connecticut.

BlueNote Networks

Series B in 2007
BlueNote Networks offers communications-enabled business applications. Its SessionSuite business communications platforms deliver voice, video, and other real-time interactive communication services to enterprise users. The company’s products include SessionSuite Enterprise Edition, a standalone software application that enables an enterprise to deliver calling features and services, such as integral voicemail and conferencing to distributed Internet-connected users; and SessionSuite SOA Edition and SDK, which adds Web Service APIs that enable organizations to build business processes, applications, and Web sites. Its products also include SessionSuite WebCaller, a telephony client suited for a variety of applications, including portals, kiosks, customer-facing Web sites, Web 2.0 and thin client software applications, and software as a service solutions; SessionSuite Desktop, a Windows-based personal communications assistant that integrates telephony functions with business applications; and SessionSuite Management System, a secure Web-based application for administering SessionSuite services, users, and policies. The company’s software allows enterprises, ISVs, and solution providers to incorporate SIP-based interactive communication services into commercial or custom software applications, Web sites, and internal business processes. BlueNote was founded in 2005 and is headquartered in Tewksbury, Massachusetts As of July 9, 2008, BlueNote Networks, Inc. was acquired by Aspect Software, Inc.

Reval.com

Venture Round in 2007
Reval is a software-as-a-service provider that specializes in integrated treasury and risk management solutions, helping enterprises manage cash, liquidity, and financial risks effectively. The company's cloud-based platform offers comprehensive tools for cash management, liquidity management, hedge accounting, compliance, and financial risk management. Additionally, Reval provides services such as derivative valuation, compliance reporting, and integration with clients' internal systems. Its offerings cater to various industries, including manufacturing, financial services, transportation, and technology, across approximately 20 countries. Reval also supports financial institutions by supplying treasury services that enhance cash management capabilities for corporate clients. Founded in 1999 and headquartered in New York, Reval operates as a subsidiary of Ion Investment Group Limited.

Vela Systems

Series A in 2007
Vela Systems is a provider of software solutions designed to automate and enhance the execution and oversight of field activities in construction and capital projects. Its offerings cater to contractors, architects, engineers, and project owners by enabling jobsite users to access essential documents and perform various critical tasks directly from mobile devices. The software facilitates the completion of Quality Assurance/Quality Control inspections, worklists, punchlists, field reports, and updates to Building Information Models. Additionally, Vela Systems supports functionalities such as materials tracking, safety management, commissioning, and document synchronization. By streamlining these processes, customers typically save significant time—averaging 5-10 hours per week per user—and experience faster project delivery. The company’s solutions also help capture the true Cost of Quality and mitigate litigation risks through standardized documentation practices.

Carbon Design Systems

Series D in 2007
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

OneRiot

Series B in 2007
OneRiot specializes in socially-targeted mobile advertising, serving clients like Gap, Toyota, and AT&T. It uses data from public mobile social media activity to define audiences by interests, demographics, and location. Clients can run campaigns directly on OneRiot's app network or use its targeting data across other mobile inventory sources. The company is privately held with investments from Spark Capital, Appian Ventures, and Commonwealth Capital Ventures.

Crossbeam Systems

Series F in 2007
Crossbeam Systems, Inc. specializes in next-generation security platforms designed for high-performance networks. The company transforms how enterprises, service providers, and government agencies architect and deliver security services. Its platforms allow for the consolidation of various security appliances and network equipment, enabling the virtualization of security applications and simplifying the delivery of security services. Crossbeam integrates hardware with third-party security applications, such as firewalls and intrusion detection systems, to enhance performance. Additionally, it offers SecureShore NMS, a network management system that facilitates multi-box configuration, OS backup and restore, reporting, and application distribution. The company's solutions include firewall, content gateway, and security virtualization services, complemented by professional training and support services. Crossbeam's diverse clientele ranges from financial institutions and pharmaceutical companies to government agencies and universities. Founded in 2000, the company is headquartered in Boxborough, Massachusetts, with additional offices in Europe and the Asia Pacific, as well as an authorized training center in Mexico City.

Carbon Design Systems

Series D in 2006
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

Constant Contact

Venture Round in 2006
Constant Contact is a digital marketing platform that provides a suite of services aimed at helping small businesses and nonprofit organizations enhance their online presence and customer engagement. Founded in 1998, the company specializes in email marketing, social media marketing, event marketing, and online surveys. Its user-friendly and affordable tools allow over 500,000 clients to create personalized communications that resonate with their audiences across various digital channels. By simplifying the marketing process, Constant Contact enables small organizations to build professional brands, attract customers, and foster stronger relationships. The company also collaborates with leading providers in the online marketing space and encourages developers to engage with its API and contribute to its App Marketplace, further extending its capabilities.

Ounce Labs

Series C in 2006
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating business risks associated with software security vulnerabilities. The company's software meticulously analyzes application source code to deliver comprehensive and precise assessments of vulnerabilities and their significance. This capability allows both business users and IT professionals to allocate resources effectively, focusing on the most critical security issues. By utilizing Ounce Labs' solutions, organizations enhance their application security, safeguard confidential information, and ensure compliance with internal policies as well as industry regulations, including PCI and FISMA, and best practices such as those outlined in the OWASP Top 10.

BlueNote Networks

Series B in 2006
BlueNote Networks offers communications-enabled business applications. Its SessionSuite business communications platforms deliver voice, video, and other real-time interactive communication services to enterprise users. The company’s products include SessionSuite Enterprise Edition, a standalone software application that enables an enterprise to deliver calling features and services, such as integral voicemail and conferencing to distributed Internet-connected users; and SessionSuite SOA Edition and SDK, which adds Web Service APIs that enable organizations to build business processes, applications, and Web sites. Its products also include SessionSuite WebCaller, a telephony client suited for a variety of applications, including portals, kiosks, customer-facing Web sites, Web 2.0 and thin client software applications, and software as a service solutions; SessionSuite Desktop, a Windows-based personal communications assistant that integrates telephony functions with business applications; and SessionSuite Management System, a secure Web-based application for administering SessionSuite services, users, and policies. The company’s software allows enterprises, ISVs, and solution providers to incorporate SIP-based interactive communication services into commercial or custom software applications, Web sites, and internal business processes. BlueNote was founded in 2005 and is headquartered in Tewksbury, Massachusetts As of July 9, 2008, BlueNote Networks, Inc. was acquired by Aspect Software, Inc.

Carbon Design Systems

Series C in 2005
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

Zinio

Venture Round in 2005
Zinio is a leading digital publishing platform that transforms print magazines into digital content, providing an enhanced reading experience across various devices. With over a decade of expertise in the digital publishing industry, Zinio offers a comprehensive solution for magazine publishers through its ZINIOpro service, which converts PDF files into XML format. This allows publishers to manage and deliver their content flexibly in branded applications for tablets, smartphones, and desktops. Additionally, Zinio operates online newsstands and award-winning apps for iOS, Android, Windows, and Kindle, offering consumers access to a vast selection of digital magazines in more than 30 languages. The platform supports both online and offline reading, synchronization across multiple devices, and searching for archival content, making it a versatile choice for magazine readers worldwide.

Extraprise

Venture Round in 2005
Extraprise, Inc. is a systems integrator and business process outsourcer specializing in customer management. Established in 1997, the company's insight-to-interaction solutions encompass data management, business insight, demand generation, and customer management. Headquartered in Boston, Massachusetts, Extraprise also has offices in the United States and Europe.

StarGen

Venture Round in 2005
StarGen, Inc. is a semiconductor company based in Marlborough, Massachusetts, specializing in serial switched interconnect solutions for computing and communications equipment. Founded in 1999 as StarBridge Technologies, Inc., the company changed its name to StarGen, Inc. in 2000. StarGen provides low-overhead, protocol-agnostic, and open standards-based architectures, catering to various markets including communications, storage, server, and embedded systems. Its product offerings support vendors of access communication platforms for voice, data, and video networks. As of 2007, StarGen operates as a subsidiary of Dolphin Interconnect Solutions AS.

Crossbeam Systems

Series E in 2005
Crossbeam Systems, Inc. specializes in next-generation security platforms designed for high-performance networks. The company transforms how enterprises, service providers, and government agencies architect and deliver security services. Its platforms allow for the consolidation of various security appliances and network equipment, enabling the virtualization of security applications and simplifying the delivery of security services. Crossbeam integrates hardware with third-party security applications, such as firewalls and intrusion detection systems, to enhance performance. Additionally, it offers SecureShore NMS, a network management system that facilitates multi-box configuration, OS backup and restore, reporting, and application distribution. The company's solutions include firewall, content gateway, and security virtualization services, complemented by professional training and support services. Crossbeam's diverse clientele ranges from financial institutions and pharmaceutical companies to government agencies and universities. Founded in 2000, the company is headquartered in Boxborough, Massachusetts, with additional offices in Europe and the Asia Pacific, as well as an authorized training center in Mexico City.

SoundBite Communications

Series D in 2005
SoundBite Communications specializes in providing on-demand, integrated multi-channel communication solutions designed to enhance business outcomes for its clients. Originally established as a leader in automated voice messaging, the company now offers a comprehensive suite of voice, text, and email messaging services. This enables organizations to effectively communicate the right message to the appropriate customer through the most suitable channel at optimal times. SoundBite's Intelligent Communications Platform is utilized by various industries, including collections, financial services, retail, telecommunications, media, and utilities, facilitating the dispatch of over a billion messages annually for purposes such as collections, customer care, and sales and marketing.

AccuRev

Series A in 2005
AccuRev, Inc. is a software company that specializes in change and configuration management solutions tailored for organizations utilizing various development methodologies, including agile and waterfall. The company offers a range of products designed to optimize and automate the software development process, notably through its flagship solution, AccuRev SCM, which features process visualization, automation capabilities, and issue-based workflows. Additional offerings include AccuReplica for scaling development projects, AccuWork for integrated change management, and GitCentric, which provides enterprise-grade repository management. AccuRev also facilitates collaboration through integrations with tools such as ClearCase and Atlassian's Jira, and offers an application lifecycle management suite via AccuBridge. Established in 1993 and originally named EDE Development Enterprises, AccuRev is based in Concord, Massachusetts, and serves both medium-sized organizations and large enterprises across various sectors, including telecommunications, aerospace, and finance. The company provides professional services including consulting, deployment, training, and technical support to enhance client operations.

Seahorse Bioscience

Series C in 2005
Seahorse Bioscience specializes in providing analytical instruments, biomanufacturing systems, and consumable labware for biological research and drug discovery. The company is known for its Seahorse extracellular flux (XF) analyzers, which allow for non-invasive profiling of cellular metabolic activity. These instruments enable researchers to assess key metabolic parameters, such as basal oxygen consumption, glycolysis rates, ATP turnover, and respiratory capacity, thereby facilitating the study of mitochondrial dysfunction. Seahorse Bioscience serves a diverse clientele, including scientists at academic institutions, pharmaceutical and biotech companies, and original equipment manufacturers of assay kits and laboratory instruments.

Ounce Labs

Series B in 2004
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating business risks associated with software security vulnerabilities. The company's software meticulously analyzes application source code to deliver comprehensive and precise assessments of vulnerabilities and their significance. This capability allows both business users and IT professionals to allocate resources effectively, focusing on the most critical security issues. By utilizing Ounce Labs' solutions, organizations enhance their application security, safeguard confidential information, and ensure compliance with internal policies as well as industry regulations, including PCI and FISMA, and best practices such as those outlined in the OWASP Top 10.

ZoomInfo Technologies

Series A in 2004
ZoomInfo Technologies Inc. is a provider of a cloud-based go-to-market intelligence platform designed for sales and marketing teams globally. Established in 2007 and headquartered in Vancouver, Washington, the company offers a comprehensive directory of verified professional and business profiles, which includes detailed information such as employment history and direct contact information. This platform enables users to engage effectively with their target audiences across various industry sectors, including software, financial services, healthcare, and more. With a community of over 300,000 users, ZoomInfo employs proprietary technology and third-party integrations to collect, organize, and validate business data. The primary goal of the company is to equip organizations with a 360-degree view of their ideal customers, thereby enhancing their go-to-market strategies and ultimately driving revenue growth.

Swissray

Venture Round in 2004
Swissray Global Healthcare Holding Ltd., based in Taipei, Taiwan, operates through three subsidiaries located in Switzerland, the United States, and Taiwan. Founded in 1988, the company specializes in the research, development, manufacture, and global operation of high-end medical imaging devices. Swissray is notable for its pioneering work in Direct Digital Radiography (DDR), having introduced CCD technology into X-ray systems in 1997 and being the first to receive FDA registration for an integrated digital detector X-ray system. The company continues to innovate in the field of digital diagnostic X-ray systems, offering a range of products designed to meet diverse market needs, including digital and low-dose X-ray systems. Additionally, Swissray provides maintenance services and sales of both advanced and basic medical equipment through its various product divisions.

iVivity

Series C in 2004
iVivity develops and markets storage network processor silicon, custom storage adapters, and motherboards to system manufacturers. Its products include iDiSX 2000, a single integrated storage server-on-chip silicon, which is used in current and new storage infrastructure product domains, including intelligent storage network switches, appliances, routers, gateways, array products, and blade server products; and iDiSX ASIC Evaluation Platform, which connects to Ethernet and fiber channel MACs. The company also offers custom board systems, including system board, custom adapter board, custom line card, and blade server switch module. In addition, it provides various services, including integration of custom or third-party software stacks for data protection, data management, information life cycle management, and disaster recovery.

Ounce Labs

Series A in 2004
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating business risks associated with software security vulnerabilities. The company's software meticulously analyzes application source code to deliver comprehensive and precise assessments of vulnerabilities and their significance. This capability allows both business users and IT professionals to allocate resources effectively, focusing on the most critical security issues. By utilizing Ounce Labs' solutions, organizations enhance their application security, safeguard confidential information, and ensure compliance with internal policies as well as industry regulations, including PCI and FISMA, and best practices such as those outlined in the OWASP Top 10.

Carbon Design Systems

Series B in 2004
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

Azanda Network Devices

Series C in 2003
Azanda Network Devices is a communications semiconductor company based in Sunnyvale, California. The company specializes in the development of semiconductors designed for next-generation optical and metro-area networks. Additionally, Azanda creates multi-service traffic management solutions that enhance the performance of routers and switches, addressing the evolving demands of modern communication infrastructure. Through its innovative products, Azanda Network Devices aims to contribute to advancements in network efficiency and reliability.

Quallaby Corporation

Series E in 2003
Quallaby Corporation is a privately-held business focused on delivering innovative solutions in its industry. The company operates with a commitment to quality and excellence, striving to meet the evolving needs of its clients. By leveraging advanced technology and expertise, Quallaby aims to create value through its products and services, fostering strong relationships with customers and stakeholders alike. The organization's dedication to continuous improvement positions it as a significant player in its market.

iVivity

Series B in 2003
iVivity develops and markets storage network processor silicon, custom storage adapters, and motherboards to system manufacturers. Its products include iDiSX 2000, a single integrated storage server-on-chip silicon, which is used in current and new storage infrastructure product domains, including intelligent storage network switches, appliances, routers, gateways, array products, and blade server products; and iDiSX ASIC Evaluation Platform, which connects to Ethernet and fiber channel MACs. The company also offers custom board systems, including system board, custom adapter board, custom line card, and blade server switch module. In addition, it provides various services, including integration of custom or third-party software stacks for data protection, data management, information life cycle management, and disaster recovery.

StarGen

Series C in 2003
StarGen, Inc. is a semiconductor company based in Marlborough, Massachusetts, specializing in serial switched interconnect solutions for computing and communications equipment. Founded in 1999 as StarBridge Technologies, Inc., the company changed its name to StarGen, Inc. in 2000. StarGen provides low-overhead, protocol-agnostic, and open standards-based architectures, catering to various markets including communications, storage, server, and embedded systems. Its product offerings support vendors of access communication platforms for voice, data, and video networks. As of 2007, StarGen operates as a subsidiary of Dolphin Interconnect Solutions AS.

Blue Dolphin Group

Series C in 2003
Blue Dolphin Group is an online retailer based in Huron, Ohio, specializing in the sale of magazines across a wide range of categories. The company provides low-cost subscription services for various titles, periodicals, and special interest publications, catering to diverse interests such as animals, sports, health and fitness, cooking, and entertainment. In addition to traditional print magazines, Blue Dolphin Group offers digital magazine options, ensuring that readers have access to the latest news and updates from their preferred genres. By focusing on affordability and variety, the company aims to enhance the reading experience for its customers.

Crossbeam Systems

Series C in 2003
Crossbeam Systems, Inc. specializes in next-generation security platforms designed for high-performance networks. The company transforms how enterprises, service providers, and government agencies architect and deliver security services. Its platforms allow for the consolidation of various security appliances and network equipment, enabling the virtualization of security applications and simplifying the delivery of security services. Crossbeam integrates hardware with third-party security applications, such as firewalls and intrusion detection systems, to enhance performance. Additionally, it offers SecureShore NMS, a network management system that facilitates multi-box configuration, OS backup and restore, reporting, and application distribution. The company's solutions include firewall, content gateway, and security virtualization services, complemented by professional training and support services. Crossbeam's diverse clientele ranges from financial institutions and pharmaceutical companies to government agencies and universities. Founded in 2000, the company is headquartered in Boxborough, Massachusetts, with additional offices in Europe and the Asia Pacific, as well as an authorized training center in Mexico City.

Artel Video Systems

Debt Financing in 2003
Artel Video Systems, established in 1987, specializes in designing and manufacturing reliable media transport solutions for cable TV, satellite, and telecommunications industries. Their flagship product, DigiLink, is a space-efficient, low-power platform that facilitates easy deployment and management of video signals over newer networks. With over three decades of experience, Artel has earned a reputation for exceptional reliability, with thousands of successful global deployments. DigiLink offers versatile integration capabilities, supporting fiber, IP, and optical network transport. The company's commitment to customer service is evident in its free lifetime technical support and training offerings, making it a trusted partner for media transport needs.

Constant Contact

Venture Round in 2002
Constant Contact is a digital marketing platform that provides a suite of services aimed at helping small businesses and nonprofit organizations enhance their online presence and customer engagement. Founded in 1998, the company specializes in email marketing, social media marketing, event marketing, and online surveys. Its user-friendly and affordable tools allow over 500,000 clients to create personalized communications that resonate with their audiences across various digital channels. By simplifying the marketing process, Constant Contact enables small organizations to build professional brands, attract customers, and foster stronger relationships. The company also collaborates with leading providers in the online marketing space and encourages developers to engage with its API and contribute to its App Marketplace, further extending its capabilities.

Carbon Design Systems

Series A in 2002
Carbon Design Systems, Inc. is a provider of virtual prototype solutions specifically designed for the development and validation of system-on-chip (SoC) designs. Founded in 2002 and based in Acton, Massachusetts, the company offers a range of products, including Carbon SoC Designer Plus, which facilitates the creation, execution, and analysis of virtual system platforms. Another key offering is Carbon Model Studio, which automates the generation and validation of hardware-accurate software models. Additionally, Carbon Performance Analysis Kits (CPAK) provide pre-built virtual reference platforms for critical performance elements such as processors and memory controllers. The company also supports performance optimization, system validation, and software execution, along with consulting, training, and integration services. Carbon Design Systems caters to systems, semiconductor, and intellectual property companies in sectors like wireless, networking, and consumer electronics, delivering essential tools for architectural analysis and pre-silicon validation.

Wavesmith Networks

Series C in 2002
Wavesmith Networks is a company that specializes in developing hardware solutions designed to enhance the network capacity of telecommunications carriers. It focuses on providing multiservice edge switches that facilitate the expansion of existing Layer 2 infrastructures for regional Bell operating companies, incumbent local exchange carriers, and interexchange carriers. By enabling these telecommunications providers to integrate their services onto ATM or MPLS-oriented core networks, Wavesmith Networks supports the evolution of their network capabilities without requiring significant disruptions or overhauls.

Blue Dolphin Group

Series C in 2002
Blue Dolphin Group is an online retailer based in Huron, Ohio, specializing in the sale of magazines across a wide range of categories. The company provides low-cost subscription services for various titles, periodicals, and special interest publications, catering to diverse interests such as animals, sports, health and fitness, cooking, and entertainment. In addition to traditional print magazines, Blue Dolphin Group offers digital magazine options, ensuring that readers have access to the latest news and updates from their preferred genres. By focusing on affordability and variety, the company aims to enhance the reading experience for its customers.

Quallaby Corporation

Series C in 2002
Quallaby Corporation is a privately-held business focused on delivering innovative solutions in its industry. The company operates with a commitment to quality and excellence, striving to meet the evolving needs of its clients. By leveraging advanced technology and expertise, Quallaby aims to create value through its products and services, fostering strong relationships with customers and stakeholders alike. The organization's dedication to continuous improvement positions it as a significant player in its market.

Azanda Network Devices

Series B in 2002
Azanda Network Devices is a communications semiconductor company based in Sunnyvale, California. The company specializes in the development of semiconductors designed for next-generation optical and metro-area networks. Additionally, Azanda creates multi-service traffic management solutions that enhance the performance of routers and switches, addressing the evolving demands of modern communication infrastructure. Through its innovative products, Azanda Network Devices aims to contribute to advancements in network efficiency and reliability.

Azanda Network Devices

Series B in 2002
Azanda Network Devices is a communications semiconductor company based in Sunnyvale, California. The company specializes in the development of semiconductors designed for next-generation optical and metro-area networks. Additionally, Azanda creates multi-service traffic management solutions that enhance the performance of routers and switches, addressing the evolving demands of modern communication infrastructure. Through its innovative products, Azanda Network Devices aims to contribute to advancements in network efficiency and reliability.

Artel Video Systems

Series D in 2002
Artel Video Systems, established in 1987, specializes in designing and manufacturing reliable media transport solutions for cable TV, satellite, and telecommunications industries. Their flagship product, DigiLink, is a space-efficient, low-power platform that facilitates easy deployment and management of video signals over newer networks. With over three decades of experience, Artel has earned a reputation for exceptional reliability, with thousands of successful global deployments. DigiLink offers versatile integration capabilities, supporting fiber, IP, and optical network transport. The company's commitment to customer service is evident in its free lifetime technical support and training offerings, making it a trusted partner for media transport needs.

e.Intelligence

Series B in 2002
e.Intelligence is a leading developer of Collaborative Business Intelligence products and analytic applications designed for enterprise and inter-enterprise web deployment. The company's platform focuses on providing predictive intelligence to large and mid-sized retailers and manufacturers through web-optimized demand planning applications. By enabling multiple users to access up-to-date, company-wide information, e.Intelligence allows businesses to simulate the impact of decisions, collaborate effectively, and integrate business plans into their data warehouses. This technology-enabled solution helps organizations reduce forecast errors, operational inefficiencies, and enhance customer service, ultimately enabling them to operate more intelligently and competitively in the global market. Proven in the industry, e.Intelligence is well-equipped to support businesses in capitalizing on the advantages of intelligent demand forecasting and improving overall operational efficiency.

Wavesmith Networks

Series B in 2001
Wavesmith Networks is a company that specializes in developing hardware solutions designed to enhance the network capacity of telecommunications carriers. It focuses on providing multiservice edge switches that facilitate the expansion of existing Layer 2 infrastructures for regional Bell operating companies, incumbent local exchange carriers, and interexchange carriers. By enabling these telecommunications providers to integrate their services onto ATM or MPLS-oriented core networks, Wavesmith Networks supports the evolution of their network capabilities without requiring significant disruptions or overhauls.

Pactolus

Series B in 2001
Pactolus Communications Software Corporation focuses on delivering innovative solutions for telecommunications carriers and service providers. Founded in 2011, the company specializes in enhancing the efficiency and flexibility of service delivery, primarily through its advanced IP communication service solutions. Pactolus's RapidFLEX™ Service Creation and Delivery Platform, along with its SIPware™ applications, empowers service providers to utilize packet-based communication technologies, significantly lowering the costs and time required to introduce new subscriber services. Additionally, Pactolus offers XML-based services for SIP-enabled networks, including platforms for prepaid and postpaid calling card services and conference calling. Through these offerings, Pactolus aims to provide its clients with a substantial competitive advantage in the telecommunications market.

Quallaby Corporation

Venture Round in 2001
Quallaby Corporation is a privately-held business focused on delivering innovative solutions in its industry. The company operates with a commitment to quality and excellence, striving to meet the evolving needs of its clients. By leveraging advanced technology and expertise, Quallaby aims to create value through its products and services, fostering strong relationships with customers and stakeholders alike. The organization's dedication to continuous improvement positions it as a significant player in its market.

AP Engines

Series B in 2001
AP Engines provides the industry's only complete OSS integration platform for telephony and broadband service providers. Its workflow-based product suite, AP InterLink, enables service providers to turn technology into revenue by bridging the gap between new services and current infrastructure. AP InterLink solves the complex problems of connecting multiple OSS. It facilitates open access standards, enables service creation, and provides network usage management to appropriately track and bill for services.

Paceline Systems

Series B in 2001
Paceline Systems, of Chelmsford, Massachusetts, an early stage company developing a new class of switching system specifically designed to improve the performance, reliability and manageability of large data centre networks.

Blue Dolphin Group

Series B in 2001
Blue Dolphin Group is an online retailer based in Huron, Ohio, specializing in the sale of magazines across a wide range of categories. The company provides low-cost subscription services for various titles, periodicals, and special interest publications, catering to diverse interests such as animals, sports, health and fitness, cooking, and entertainment. In addition to traditional print magazines, Blue Dolphin Group offers digital magazine options, ensuring that readers have access to the latest news and updates from their preferred genres. By focusing on affordability and variety, the company aims to enhance the reading experience for its customers.

Spike Broadband Systems

Venture Round in 2000
Spike Broadband Systems is a provider of carrier-grade and fixed wireless services.

Artel Video Systems

Series B in 2000
Artel Video Systems, established in 1987, specializes in designing and manufacturing reliable media transport solutions for cable TV, satellite, and telecommunications industries. Their flagship product, DigiLink, is a space-efficient, low-power platform that facilitates easy deployment and management of video signals over newer networks. With over three decades of experience, Artel has earned a reputation for exceptional reliability, with thousands of successful global deployments. DigiLink offers versatile integration capabilities, supporting fiber, IP, and optical network transport. The company's commitment to customer service is evident in its free lifetime technical support and training offerings, making it a trusted partner for media transport needs.

Wavesmith Networks

Series A in 2000
Wavesmith Networks is a company that specializes in developing hardware solutions designed to enhance the network capacity of telecommunications carriers. It focuses on providing multiservice edge switches that facilitate the expansion of existing Layer 2 infrastructures for regional Bell operating companies, incumbent local exchange carriers, and interexchange carriers. By enabling these telecommunications providers to integrate their services onto ATM or MPLS-oriented core networks, Wavesmith Networks supports the evolution of their network capabilities without requiring significant disruptions or overhauls.
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