Menlo Ventures

Menlo Ventures is a California-based venture capital firm founded in 1976 that provides capital to consumer and technology companies across the United States. It funds seed through growth-stage ventures in sectors including computer hardware, software, big data, fintech, and healthcare, as well as related areas such as life sciences technology and smart cloud infrastructure. Based in San Francisco, the firm pursues a market-driven approach to identify opportunities and supports portfolio companies through multiple stages of development. Menlo Ventures emphasizes backing capital-efficient businesses with potential to disrupt large markets and maintains an active role in the companies it supports, alongside a track record of notable investments in diverse technology and consumer sectors. The firm seeks opportunities in early and growth-stage companies across the technology spectrum and strives to partner with teams delivering innovative products and services.

Michelle Aguinis

Investor

Aunkur Arya

Venture Partner

Croom Beatty

Partner

Sam Borja

Investor

Debarghya Das

Principal

Deedy Das

Principal

Venky Ganesan

Partner

Venkataraman Ganesan

Partner

Grace Ge

Principal

C.C. Gong

Principal

Houman Haghighi

Partner, Business and Corporate Development

Feyza Haskaraman

Principal

Johnny Hu

Principal

Naomi Pilosof Ionita

Partner

Katie Keller

Investor

Kirsten Mello

CFO

Avery More

Venture Partner

Matt Murphy

Partner

Joff Redfern

Venture Partner

Greg Rudin JD

Partner and General Manager

JP (Jean-Paul) Sanday

Partner

Mark Siegel

Partner

Steve Sloane

Partner

Tyler Sosin

Principal

Manoj Soundararajan

Investor

Tim Tully

Partner

Andreas Vandris

Investor

Amy Wu

General Partner

Derek Xiao

Investor

Past deals in Cyber Security

Aurascape

Series A in 2025
Aurascape enables businesses to innovate fearlessly in the age of AI, by transforming how companies safeguard themselves with the world’s most advanced AI security platform. Established by a world-class team with deep expertise in security, AI, and networking, Aurascape clears the way for companies to maximize the potential of AI while minimizing security risk.

Crogl

Series A in 2025
Crogl investigates thousands of alerts per day following your organization's workflows by leveraging your existing security tools and data. Every action is fully documented and auditable, ensuring transparency and compliance. Whether deployed on-premises in mission-critical environments or in your cloud infrastructure, Crogl operates with complete privacy.

Semgrep

Series D in 2025
Semgrep is a static code analysis platform that helps improve software security and reliability. It scrutinizes and ranks code from the entire software ecosystem to surface vulnerabilities, unsafe patterns, and examples of excellence from tech giants and open source leaders. The platform empowers developers, security teams, and researchers to compare the safety of open source projects, adopt best practices, and pursue secure coding, while facilitating fast software delivery rather than hindering it.

Astrix Security

Series B in 2024
Astrix Security specializes in safeguarding non-human identities, such as API keys, service accounts, and access tokens, by extending identity security to machines. Its cloud-based platform provides organizations with comprehensive visibility into these non-human identities, along with automated risk assessment and remediation capabilities. By managing the lifecycle of non-human identities, Astrix helps organizations mitigate excessive, unnecessary, and harmful access, thereby reducing the risk of service supply chain attacks and data breaches. The platform is designed to enable secure app-to-app integration and automation, allowing organizations to harness technology without compromising security.

Abnormal Security

Series D in 2024
Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Strata Identity

Series B in 2023
Founded in 2019, Strata Identity specializes in distributed multi-cloud identity solutions for enterprises. Its platform enables seamless management of identity systems across hybrid and multi-cloud environments.

ClearVector

Seed Round in 2022
ClearVector specializes in identity-driven cloud security solutions. It equips organizations with tools to anticipate, assess, and mitigate cyberattack risks and breaches.

Immersive Labs

Series C in 2022
Immersive Labs designs a cloud-based platform that measures and improves cybersecurity skills across organizations. The platform provides user profiles, skill dashboards, and gamified leaderboards to identify gaps and security risks, enabling teams to continuously develop technical capabilities. It offers a broad library of practical content and simulations covering cyber awareness, investigations, threat hunting, reverse engineering, IoT/firmware security, and incident response, accessible from a browser with no installation. The platform supports interactive challenges, log and traffic analysis, and attack classifications, and provides analytics to reveal hidden cybersecurity talent and areas for focus. Immersive Labs aims to build human cyber readiness by enabling measurement, learning, and demonstration of capability across the workforce. The company is based in Bristol, United Kingdom, and has operated since 2016 to help enterprises defend against cyber threats.

oak9

Series A in 2022
Oak9 is a company specializing in cloud native security solutions. It focuses on integrating security directly into the application design process, allowing developers to maintain fast development cycles while ensuring robust security measures are in place. Oak9's Security as Code platform dynamically secures Infrastructure as Code (IaC) and deploys cloud workloads automatically. This approach enables businesses to simplify their application security by providing pre-built building blocks that support various architectures across different cloud providers, ensuring both security and compliance from the outset.

Abnormal Security

Series C in 2022
Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Edge Delta

Series B in 2022
Edge Delta Inc. is a technology company that specializes in artificial intelligence-based software for data analysis and security services. Founded in 2018 and headquartered in Seattle, Washington, the company offers an observability automation platform that enables DevOps, Developer, and Site Reliability Engineering (SRE) teams to efficiently monitor and manage data without the need to replicate or transmit sensitive datasets. By employing federated learning, Edge Delta's software processes data at the source, enhancing security while providing valuable analytics. The platform captures and shapes data in-flight, automatically detecting anomalies and summarizing log data to identify operational and security incidents. This innovative approach helps clients mitigate blind spots, control costs, and adapt to data growth, moving beyond the limitations of traditional centralized systems.

Obsidian Security

Series C in 2022
Obsidian Security, Inc. is a cybersecurity company based in Newport Beach, California, established in 2017. It specializes in developing cloud infrastructure and data center security solutions designed to protect hybrid-cloud environments. The company offers advanced threat detection and response capabilities, focusing on business-critical software as a service (SaaS) applications. Through its platform, Obsidian Security provides tools for threat detection, breach remediation, and security hardening, enabling organizations to enhance their cybersecurity posture. By leveraging artificial intelligence, Obsidian Security aims to create a comprehensive understanding of interconnected applications, making them safer and more secure against evolving cyber threats.

Cequence Security

Series C in 2021
Founded in 2014, Cequence Security develops a unified API protection platform that safeguards web, mobile, and API applications against attacks, business logic abuse, and fraud. Its solution enables real-time detection and prevention of threats, along with API discovery and compliance features. The company serves Fortune and Global 500 organizations across various industries.

Sonrai Security

Series C in 2021
Sonrai Security provides a comprehensive enterprise identity and data governance platform for AWS, Azure, Google Cloud, and Kubernetes. Its flagship product, Dig, uses advanced graph technology to identify and monitor relationships between identities and data within public clouds. The platform automates workflows, remediation, and prevention capabilities across cloud and security teams, ensuring end-to-end security.

Edge Delta

Series A in 2021
Edge Delta Inc. is a technology company that specializes in artificial intelligence-based software for data analysis and security services. Founded in 2018 and headquartered in Seattle, Washington, the company offers an observability automation platform that enables DevOps, Developer, and Site Reliability Engineering (SRE) teams to efficiently monitor and manage data without the need to replicate or transmit sensitive datasets. By employing federated learning, Edge Delta's software processes data at the source, enhancing security while providing valuable analytics. The platform captures and shapes data in-flight, automatically detecting anomalies and summarizing log data to identify operational and security incidents. This innovative approach helps clients mitigate blind spots, control costs, and adapt to data growth, moving beyond the limitations of traditional centralized systems.

Immersive Labs

Series C in 2021
Immersive Labs designs a cloud-based platform that measures and improves cybersecurity skills across organizations. The platform provides user profiles, skill dashboards, and gamified leaderboards to identify gaps and security risks, enabling teams to continuously develop technical capabilities. It offers a broad library of practical content and simulations covering cyber awareness, investigations, threat hunting, reverse engineering, IoT/firmware security, and incident response, accessible from a browser with no installation. The platform supports interactive challenges, log and traffic analysis, and attack classifications, and provides analytics to reveal hidden cybersecurity talent and areas for focus. Immersive Labs aims to build human cyber readiness by enabling measurement, learning, and demonstration of capability across the workforce. The company is based in Bristol, United Kingdom, and has operated since 2016 to help enterprises defend against cyber threats.

oak9

Seed Round in 2021
Oak9 is a company specializing in cloud native security solutions. It focuses on integrating security directly into the application design process, allowing developers to maintain fast development cycles while ensuring robust security measures are in place. Oak9's Security as Code platform dynamically secures Infrastructure as Code (IaC) and deploys cloud workloads automatically. This approach enables businesses to simplify their application security by providing pre-built building blocks that support various architectures across different cloud providers, ensuring both security and compliance from the outset.

Strata Identity

Series A in 2021
Founded in 2019, Strata Identity specializes in distributed multi-cloud identity solutions for enterprises. Its platform enables seamless management of identity systems across hybrid and multi-cloud environments.

Abnormal Security

Series B in 2020
Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Sonrai Security

Series B in 2020
Sonrai Security provides a comprehensive enterprise identity and data governance platform for AWS, Azure, Google Cloud, and Kubernetes. Its flagship product, Dig, uses advanced graph technology to identify and monitor relationships between identities and data within public clouds. The platform automates workflows, remediation, and prevention capabilities across cloud and security teams, ensuring end-to-end security.

StackRox

Venture Round in 2020
StackRox, Inc. is a cybersecurity company that specializes in container security and Kubernetes environments. Founded in 2014 and based in Mountain View, California, StackRox offers a Kubernetes-native security platform designed to protect cloud-native applications throughout their entire life cycle, from build to deploy to runtime. The platform provides deep visibility into container activities, enabling users to discover and categorize assets, generate summary reports, and log activities for auditing. It also protects cloud workloads by detecting various cyber threats, orchestrating threat responses through policy-driven workflows, and facilitating rapid threat hunting for effective root cause analysis. By integrating with existing DevOps and security tools, StackRox helps enterprises enforce security and compliance policies at scale, serving a diverse clientele that includes cloud-native companies, Global 2000 enterprises, and government agencies.

BitSight

Series D in 2018
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.

tCell

Series A in 2016
tCell Inc., established in 2014 and headquartered in San Francisco, specializes in cloud-based application security solutions. The company develops in-application instrumentation and analytics tools that identify suspicious activities within web applications, APIs, and microservices. tCell's technology offers unparalleled visibility into application behavior, reducing false positives and providing actionable data to prevent future attacks. It serves prominent clients such as Veeva, Zenefits, and John Muir Health. As of October 2018, tCell operates as a subsidiary of Rapid7 Inc., following an acquisition.

BitSight

Series C in 2016
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.

Veriflow

Series A in 2016
Veriflow is a technology company that focuses on enhancing network security and reliability through formal verification of network infrastructure. Founded in 2013 and headquartered in San Jose, California, Veriflow employs continuous network verification technology to predict potential outages and vulnerabilities before they can impact business operations. This proactive approach allows IT teams to maintain secure and resilient networks by identifying and addressing issues quickly, often in just a few clicks. Supported by notable investors such as New Enterprise Associates, Menlo Ventures, the National Science Foundation, and the U.S. Department of Defense, Veriflow is dedicated to ensuring that enterprises can effectively manage their network performance and security.

vArmour Networks

Series D in 2016
vArmour Networks provides software-defined security solutions for virtualized data centers worldwide. It offers SDSec, a network-based security enforcement layer for cloud computing environments, and a multi-cloud security architecture. The company separates the security control plane from the enforcement plane to enhance security in hybrid cloud infrastructure.

Appdome

Series A in 2015
Appdome Ltd. is a mobile application protection and integration solutions provider based in Tel Aviv, Israel. Founded in 2012, the company specializes in enhancing the security, compliance, and productivity of mobile applications across various industries, including finance, healthcare, and e-commerce. Its flagship product, the AppFusion platform, allows mobile developers and enterprise mobility professionals to seamlessly integrate third-party functionalities into existing apps without the need for coding. Appdome's Software-as-a-Service offerings encompass a range of solutions, including mobile app security, enterprise access, authentication, identity management, and threat defense. By enabling rapid integration and streamlining mobile development processes, Appdome aims to protect applications from cyber threats and data breaches while facilitating efficient enterprise mobility projects.

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.

SOHA SYSTEMS

Series A in 2015
Soha Systems, Inc. offers cloud-based enterprise application security services designed for developers, IT and security teams, and CIOs. Founded in 2013 and based in Sunnyvale, California, the company specializes in its Soha Cloud service, which creates a "cloud perimeter" to safeguard organizations from internet threats, such as distributed denial of service (DDoS) attacks and botnets. This innovative solution minimizes the attack surface, conceals applications from public exposure, and provides authenticated users with micro-granular access to specific applications. Unlike traditional security tools and network access methods, Soha Cloud integrates data path protection, identity access management, and application security into a cohesive platform, enhancing management visibility and fortifying the security posture of its clients. As of October 2016, Soha Systems operates as a subsidiary of Akamai Technologies, Inc.

vArmour Networks

Series B in 2013
vArmour Networks provides software-defined security solutions for virtualized data centers worldwide. It offers SDSec, a network-based security enforcement layer for cloud computing environments, and a multi-cloud security architecture. The company separates the security control plane from the enforcement plane to enhance security in hybrid cloud infrastructure.

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.

Intransa

Venture Round in 2009
Intransa, Inc., established in 2001 and based in Menlo Park, California, specializes in video security solutions. The company offers a range of products, including VideoAppliance for simplified installation, EnterpriseServer for optimized performance, EnterpriseStorage for data protection, and ViewingStation for remote HD video surveillance. Intransa serves diverse sectors such as retail, banking, public safety, transportation, and healthcare, providing dependable, universal access to physical security applications. The company's products are distributed through various channels and have been recognized with numerous industry awards.

Firetide

Series E in 2009
Firetide specializes in wireless mesh networking technology, delivering high-speed, reliable connectivity for various applications such as security, surveillance, transportation, and industrial automation. Its solutions eliminate the need for traditional fiber optic cables, reducing installation time and costs.

Kazeon

Series F in 2009
Kazeon Systems, Inc. is a provider of electronic discovery solutions based in Mountain View, California. Founded in 2003, the company offers a range of services including litigation support, information security, governance, and risk and compliance solutions. It also provides support and educational services for remote devices across various network types. Kazeon's Information Center assists clients in transforming their data centers into information centers, while its Information Server software automates the eDiscovery process, covering functions from identification and collection to analysis and review. Additionally, the company offers storage optimization solutions, including data consolidation, migration, archival, and backup search. As of 2009, Kazeon operates as a subsidiary of EMC Corporation.

Intransa

Venture Round in 2008
Intransa, Inc., established in 2001 and based in Menlo Park, California, specializes in video security solutions. The company offers a range of products, including VideoAppliance for simplified installation, EnterpriseServer for optimized performance, EnterpriseStorage for data protection, and ViewingStation for remote HD video surveillance. Intransa serves diverse sectors such as retail, banking, public safety, transportation, and healthcare, providing dependable, universal access to physical security applications. The company's products are distributed through various channels and have been recognized with numerous industry awards.

Credant Technologies

Series C in 2007
CREDANT Technologies, Inc. is a provider of endpoint data protection and management solutions, established in 2001 and headquartered in Addison, Texas, with additional offices in the United States and Europe. The company offers a range of products, including the CMG Enterprise Edition, which ensures data security while maintaining user productivity, and solutions for external media and standalone devices that handle sensitive information. CREDANT's platform enables users to control, manage, and protect data across various environments, including desktops, laptops, smartphones, and cloud infrastructures.

Voltage Security

Series D in 2007
Voltage Security, Inc. is an enterprise security company based in Cupertino, California, focused on data protection through innovative solutions such as data-centric encryption, tokenization, and key management. Founded in 2002 and now a subsidiary of Hewlett Packard Enterprise Company, Voltage Security offers a range of products designed to secure sensitive data as it is captured, processed, and stored across various environments. Key offerings include Voltage SecureData Enterprise for comprehensive data protection, Voltage SecureData Payments for secure retail transactions, and Voltage SecureMail for encrypted communication. The company also provides Voltage SecureData Web for e-commerce security, Voltage SecureData Sandbox for security architecture, and SecureFile for document encryption. Voltage Security serves numerous sectors, including financial services, healthcare, retail, and government, with solutions that help organizations comply with privacy regulations and mitigate risks associated with data breaches. With nearly 1,000 enterprise customers, Voltage has established itself as a leader in data-centric security, backed by a strong portfolio of patents in cryptographic systems.

Firetide

Series D in 2007
Firetide specializes in wireless mesh networking technology, delivering high-speed, reliable connectivity for various applications such as security, surveillance, transportation, and industrial automation. Its solutions eliminate the need for traditional fiber optic cables, reducing installation time and costs.

nCircle Network Security

Venture Round in 2007
nCircle Network Security, Inc. specializes in agentless security risk and compliance management solutions for various sectors, including financial services, healthcare, and government agencies. Founded in 1998 and headquartered in San Francisco, the company offers a range of products designed to identify, measure, and manage security risks while automating compliance processes. Key offerings include IP360, which provides vulnerability prioritization and remediation workflow, and the Topology Risk Analyzer, which enhances vulnerability assessment by analyzing network layouts. Additionally, nCircle provides the Security Intelligence Hub for integrating network intelligence and nTellect, a threat prioritization system that improves the effectiveness of intrusion detection systems. The company also offers services such as automated PCI compliance scanning and regulatory compliance solutions, alongside consulting and training services. With regional offices in Atlanta, Toronto, and London, nCircle's solutions help organizations reduce security risks and ensure compliance with internal and governmental standards.

Intransa

Venture Round in 2006
Intransa, Inc., established in 2001 and based in Menlo Park, California, specializes in video security solutions. The company offers a range of products, including VideoAppliance for simplified installation, EnterpriseServer for optimized performance, EnterpriseStorage for data protection, and ViewingStation for remote HD video surveillance. Intransa serves diverse sectors such as retail, banking, public safety, transportation, and healthcare, providing dependable, universal access to physical security applications. The company's products are distributed through various channels and have been recognized with numerous industry awards.

Tablus

Series B in 2006
Tablus is a provider of content loss prevention solutions that locate, monitor and protect sensitive enterprise information from potential loss or misuse. Many of the world's largest enterprises in the high technology, financial services, retail and hospitality, healthcare and pharmaceutical industries rely on the complete Tablus solution suite for the precise content detection and unprecedented control needed to maintain regulatory compliance and mitigate the legal and financial risk of exposing confidential corporate content — regardless of whether it is at rest, in motion, or in use.

Kazeon

Series C in 2006
Kazeon Systems, Inc. is a provider of electronic discovery solutions based in Mountain View, California. Founded in 2003, the company offers a range of services including litigation support, information security, governance, and risk and compliance solutions. It also provides support and educational services for remote devices across various network types. Kazeon's Information Center assists clients in transforming their data centers into information centers, while its Information Server software automates the eDiscovery process, covering functions from identification and collection to analysis and review. Additionally, the company offers storage optimization solutions, including data consolidation, migration, archival, and backup search. As of 2009, Kazeon operates as a subsidiary of EMC Corporation.

MailFrontier

Series C in 2006
MailFrontier, Inc. provides email and compliance solutions for individuals and organizations to protect email from spam, virus, phishing fraud, and other dangerous and costly email threats. It offers MailFrontier Gateway Server Enterprise Edition, which blocks spam and stops viruses, and separates phishing fraud while keeping organizations ahead of emerging email threats; MailFrontier Gateway Appliance that combines email security with the ease of the appliance—and scales to stay in front of company's needs; MailFrontier Gateway Server Small Business Edition that makes email threats easy for companies to detect; and MailFrontier Desktop 4.0, which is a personal email security that keeps users free of spam and phishing, free of hassle, and free of worry about emerging threats. The company was founded in 2002 and is headquartered in Palo Alto, California. As of February 8, 2006, MailFrontier, Inc. operates as a subsidiary of SonicWALL, Inc.

Netcontinuum

Venture Round in 2005
NetContinuum, Inc. provides application controllers to deploy, secure, and manage enterprise Web applications. Its products include Web application firewalls that enable data center teams to secure existing enterprise applications; and Web application gateways, which provide application security, load balancing, content switching, connection pooling, caching, and GZIP compression to enable deployment of new enterprise applications. The company's controllers are used for managing business risk, DMZ consolidation, application deployment, instant PCI compliance, failed audit recovery, lowering DMZ TCO, and securing FTP. It also offers on-site installation, training, support, and other on-site custom engagements. NetContinuum serves the financial services, government, e-business, media and communications, ASP/software, healthcare, and education sectors. The company was founded in 1999 and is headquartered in Santa Clara, California. As of July 2007, NetContinuum, Inc. operates as a subsidiary of Barracuda Networks, Inc.

Voltage Security

Series C in 2005
Voltage Security, Inc. is an enterprise security company based in Cupertino, California, focused on data protection through innovative solutions such as data-centric encryption, tokenization, and key management. Founded in 2002 and now a subsidiary of Hewlett Packard Enterprise Company, Voltage Security offers a range of products designed to secure sensitive data as it is captured, processed, and stored across various environments. Key offerings include Voltage SecureData Enterprise for comprehensive data protection, Voltage SecureData Payments for secure retail transactions, and Voltage SecureMail for encrypted communication. The company also provides Voltage SecureData Web for e-commerce security, Voltage SecureData Sandbox for security architecture, and SecureFile for document encryption. Voltage Security serves numerous sectors, including financial services, healthcare, retail, and government, with solutions that help organizations comply with privacy regulations and mitigate risks associated with data breaches. With nearly 1,000 enterprise customers, Voltage has established itself as a leader in data-centric security, backed by a strong portfolio of patents in cryptographic systems.

Ingrian Networks

Series D in 2005
Ingrian Networks specializes in enterprise data protection and privacy solutions, catering to a variety of high-profile clients, including Dell, Microsoft, Oracle, IBM, BEA, and VeriSign. The company offers comprehensive services designed to safeguard sensitive information against various security threats, ensuring the protection of both data and encrypted content. By focusing on data privacy, Ingrian Networks addresses the increasing demand for robust security measures in an evolving digital landscape, helping organizations maintain the integrity and confidentiality of their information.

PassMark Security

Series B in 2005
As of April 24, 2006, PassMark Security, Inc. was acquired by RSA Security, Inc. PassMark Security, Inc. offers authentication solutions for online banking. It provides front-to-back system that includes real-time risk-based analytics, layered security, shared fraud data network, multi-model decision engine, and automated supplemental authentication. The company offers Two-Factor Two-Way Authentication to provide security without requiring end-users to install new software or carry anything they do not already have with them. It serves retail and small business users, financial institutions, banks, and e-commerce Web sites. PassMark Security, Inc. was founded in 2004 and is based in Menlo Park, California.

Credant Technologies

Series B in 2004
CREDANT Technologies, Inc. is a provider of endpoint data protection and management solutions, established in 2001 and headquartered in Addison, Texas, with additional offices in the United States and Europe. The company offers a range of products, including the CMG Enterprise Edition, which ensures data security while maintaining user productivity, and solutions for external media and standalone devices that handle sensitive information. CREDANT's platform enables users to control, manage, and protect data across various environments, including desktops, laptops, smartphones, and cloud infrastructures.

Intransa

Series D in 2004
Intransa, Inc., established in 2001 and based in Menlo Park, California, specializes in video security solutions. The company offers a range of products, including VideoAppliance for simplified installation, EnterpriseServer for optimized performance, EnterpriseStorage for data protection, and ViewingStation for remote HD video surveillance. Intransa serves diverse sectors such as retail, banking, public safety, transportation, and healthcare, providing dependable, universal access to physical security applications. The company's products are distributed through various channels and have been recognized with numerous industry awards.

Firetide

Series B in 2004
Firetide specializes in wireless mesh networking technology, delivering high-speed, reliable connectivity for various applications such as security, surveillance, transportation, and industrial automation. Its solutions eliminate the need for traditional fiber optic cables, reducing installation time and costs.

nCircle Network Security

Venture Round in 2004
nCircle Network Security, Inc. specializes in agentless security risk and compliance management solutions for various sectors, including financial services, healthcare, and government agencies. Founded in 1998 and headquartered in San Francisco, the company offers a range of products designed to identify, measure, and manage security risks while automating compliance processes. Key offerings include IP360, which provides vulnerability prioritization and remediation workflow, and the Topology Risk Analyzer, which enhances vulnerability assessment by analyzing network layouts. Additionally, nCircle provides the Security Intelligence Hub for integrating network intelligence and nTellect, a threat prioritization system that improves the effectiveness of intrusion detection systems. The company also offers services such as automated PCI compliance scanning and regulatory compliance solutions, alongside consulting and training services. With regional offices in Atlanta, Toronto, and London, nCircle's solutions help organizations reduce security risks and ensure compliance with internal and governmental standards.

Tablus

Series A in 2004
Tablus is a provider of content loss prevention solutions that locate, monitor and protect sensitive enterprise information from potential loss or misuse. Many of the world's largest enterprises in the high technology, financial services, retail and hospitality, healthcare and pharmaceutical industries rely on the complete Tablus solution suite for the precise content detection and unprecedented control needed to maintain regulatory compliance and mitigate the legal and financial risk of exposing confidential corporate content — regardless of whether it is at rest, in motion, or in use.

Voltage Security

Series B in 2003
Voltage Security, Inc. is an enterprise security company based in Cupertino, California, focused on data protection through innovative solutions such as data-centric encryption, tokenization, and key management. Founded in 2002 and now a subsidiary of Hewlett Packard Enterprise Company, Voltage Security offers a range of products designed to secure sensitive data as it is captured, processed, and stored across various environments. Key offerings include Voltage SecureData Enterprise for comprehensive data protection, Voltage SecureData Payments for secure retail transactions, and Voltage SecureMail for encrypted communication. The company also provides Voltage SecureData Web for e-commerce security, Voltage SecureData Sandbox for security architecture, and SecureFile for document encryption. Voltage Security serves numerous sectors, including financial services, healthcare, retail, and government, with solutions that help organizations comply with privacy regulations and mitigate risks associated with data breaches. With nearly 1,000 enterprise customers, Voltage has established itself as a leader in data-centric security, backed by a strong portfolio of patents in cryptographic systems.

iS3

Series B in 2003
iS3 is a software company that provides its clients with internet security products and services. Its users, resellers, and affiliates are provided integral support to resolve issues. iS3 offers a range of online solutions, including security software, tech support services, custom programming, and more. It was founded in 1991. iS3 is based in Boca Raton, Florida.

MailFrontier

Series B in 2003
MailFrontier, Inc. provides email and compliance solutions for individuals and organizations to protect email from spam, virus, phishing fraud, and other dangerous and costly email threats. It offers MailFrontier Gateway Server Enterprise Edition, which blocks spam and stops viruses, and separates phishing fraud while keeping organizations ahead of emerging email threats; MailFrontier Gateway Appliance that combines email security with the ease of the appliance—and scales to stay in front of company's needs; MailFrontier Gateway Server Small Business Edition that makes email threats easy for companies to detect; and MailFrontier Desktop 4.0, which is a personal email security that keeps users free of spam and phishing, free of hassle, and free of worry about emerging threats. The company was founded in 2002 and is headquartered in Palo Alto, California. As of February 8, 2006, MailFrontier, Inc. operates as a subsidiary of SonicWALL, Inc.

Firetide

Series A in 2003
Firetide specializes in wireless mesh networking technology, delivering high-speed, reliable connectivity for various applications such as security, surveillance, transportation, and industrial automation. Its solutions eliminate the need for traditional fiber optic cables, reducing installation time and costs.

Acme Packet

Series B in 2003
Acme Packet is a leading provider of session delivery network solutions that facilitate interactive communications across Internet Protocol (IP) networks. The company specializes in session border control solutions, enabling secure and reliable delivery of voice, video, and multimedia services. Its Net-Net product family includes session border controllers, session-aware load balancers, session routing proxies, and multiservice security gateways, which cater to various applications in enterprise networks and service provider environments, including mobile and fixed-line services. Based in Bedford, Massachusetts, Acme Packet designs and manufactures its products domestically and distributes them through over 140 reseller partners worldwide. The company has a significant global presence, with more than 1,270 customers across 105 countries, including 90 of the top 100 service providers and 30 of the Fortune 100 companies.

Credant Technologies

Series A in 2002
CREDANT Technologies, Inc. is a provider of endpoint data protection and management solutions, established in 2001 and headquartered in Addison, Texas, with additional offices in the United States and Europe. The company offers a range of products, including the CMG Enterprise Edition, which ensures data security while maintaining user productivity, and solutions for external media and standalone devices that handle sensitive information. CREDANT's platform enables users to control, manage, and protect data across various environments, including desktops, laptops, smartphones, and cloud infrastructures.

nCircle Network Security

Series C in 2002
nCircle Network Security, Inc. specializes in agentless security risk and compliance management solutions for various sectors, including financial services, healthcare, and government agencies. Founded in 1998 and headquartered in San Francisco, the company offers a range of products designed to identify, measure, and manage security risks while automating compliance processes. Key offerings include IP360, which provides vulnerability prioritization and remediation workflow, and the Topology Risk Analyzer, which enhances vulnerability assessment by analyzing network layouts. Additionally, nCircle provides the Security Intelligence Hub for integrating network intelligence and nTellect, a threat prioritization system that improves the effectiveness of intrusion detection systems. The company also offers services such as automated PCI compliance scanning and regulatory compliance solutions, alongside consulting and training services. With regional offices in Atlanta, Toronto, and London, nCircle's solutions help organizations reduce security risks and ensure compliance with internal and governmental standards.

IronPort Systems

Series B in 2002
IronPort Systems, now part of Cisco, specializes in email and web security. It offers appliances that safeguard organizations from spam, viruses, malware, and other internet threats. These products combine robust performance with preventive and reactive security measures, designed for easy deployment and management. They are available through Cisco's local account teams and authorized resellers.

Recourse Technologies

Venture Round in 2002
As of July 2002, Recourse Technologies, Inc. was acquired by Symantec Corporation. Recourse Technologies, Inc. provides threat management solutions that detect, analyze, and respond to malicious computer attacks enabling secure and uninterrupted business operations. It offers ManHunt, a threat management system for detecting, analyzing, and responding to attacks; and ManTrap, a deception system that catches and identifies internal and external security threats. The company was founded in 1999 and is based in Redwood City, California.

Acme Packet

Series B in 2001
Acme Packet is a leading provider of session delivery network solutions that facilitate interactive communications across Internet Protocol (IP) networks. The company specializes in session border control solutions, enabling secure and reliable delivery of voice, video, and multimedia services. Its Net-Net product family includes session border controllers, session-aware load balancers, session routing proxies, and multiservice security gateways, which cater to various applications in enterprise networks and service provider environments, including mobile and fixed-line services. Based in Bedford, Massachusetts, Acme Packet designs and manufactures its products domestically and distributes them through over 140 reseller partners worldwide. The company has a significant global presence, with more than 1,270 customers across 105 countries, including 90 of the top 100 service providers and 30 of the Fortune 100 companies.

Netcontinuum

Series B in 2001
NetContinuum, Inc. provides application controllers to deploy, secure, and manage enterprise Web applications. Its products include Web application firewalls that enable data center teams to secure existing enterprise applications; and Web application gateways, which provide application security, load balancing, content switching, connection pooling, caching, and GZIP compression to enable deployment of new enterprise applications. The company's controllers are used for managing business risk, DMZ consolidation, application deployment, instant PCI compliance, failed audit recovery, lowering DMZ TCO, and securing FTP. It also offers on-site installation, training, support, and other on-site custom engagements. NetContinuum serves the financial services, government, e-business, media and communications, ASP/software, healthcare, and education sectors. The company was founded in 1999 and is headquartered in Santa Clara, California. As of July 2007, NetContinuum, Inc. operates as a subsidiary of Barracuda Networks, Inc.

ClearVector

ClearVector specializes in identity-driven cloud security solutions. It equips organizations with tools to anticipate, assess, and mitigate cyberattack risks and breaches.
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