Menlo Ventures

Menlo Ventures, established in 1976, is a San Francisco-based venture capital firm specializing in multi-stage investments in consumer, enterprise, and life sciences technology companies. With over $5 billion under management, the firm has a proven track record of identifying innovative markets and backing successful companies. Its portfolio spans over 70 public companies and more than 100 mergers and acquisitions. Menlo Ventures invests across various sectors, including marketplaces (Uber, Poshmark), consumer services (Tumblr, Betterment), SaaS (Carta, Everlaw), fintech (Betterment, Chime), cybersecurity (BitSight, Dedrone), and life sciences technology (Synthego, Recursion Pharmaceuticals). The firm currently manages Menlo Ventures XV, a $500 million early-stage fund, and the $500 million Inflection Fund for early-growth investments. Menlo Ventures actively supports its portfolio companies at any stage, typically investing up to $20 million in its main fund and up to $30 million in later-stage opportunities.

Croom Beatty

Partner

Sam Borja

Investor

Shawn Carolan

Partner

Deedy Das

Principal

Debarghya Das

Principal

Venky Ganesan

Partner and Managing Director

Venkataraman Ganesan

Partner

Feyza Haskaraman

Principal

Johnny Hu

Principal

Kirsten Mello

CFO

Joff Redfern

Venture Partner

Greg Rudin

Partner and General Manager

Mark Siegel

Partner

Steve Sloane

Partner

Tyler Sosin

Principal

Manoj Soundararajan

Investor

Andreas Vandris

Principal

Derek Xiao

Investor

Greg Yap

Partner

C.C. Gong

Principal

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 tool that focuses on improving software security and reliability. The platform empowers developers to write secure code by automatically examining and evaluating code across the software ecosystem. It identifies vulnerabilities, questionable practices, and exemplary coding patterns from both leading technology companies and open-source projects. This functionality allows developers, security teams, and researchers to assess the safety of open-source initiatives and enhance their understanding of secure coding practices. Semgrep aims to streamline the security process in software development, ensuring that it supports rather than hinders rapid development efforts.

Astrix Security

Series B in 2024
Astrix Security specializes in protecting non-human identities such as API keys, service accounts, and access tokens, addressing a critical aspect of identity security for organizations. The company's cloud-based platform provides comprehensive visibility into these identities, enabling the automatic identification and mitigation of excessive or harmful access that can lead to supply chain threats and data breaches. By controlling the lifecycle of non-human identities, Astrix offers an agentless solution that enhances risk assessment and facilitates automated remediation. This allows organizations to safely harness the benefits of app-to-app integration and automation while minimizing the risk of service supply chain attacks.

Abnormal Security

Series D in 2024
Abnormal Security Corporation specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite, aiming to protect organizations from targeted email attacks. Founded in 2018 and based in San Francisco, the company employs a data science approach to enhance its email protection capabilities. Its platform offers a range of services, including inbound email protection, detection of email account compromises, and responses to various threats. Abnormal Security addresses issues such as credential phishing, internal phishing, impersonation of employees and executives, vendor account compromise, as well as invoice and payment fraud. The company serves diverse sectors, including financial services, healthcare, and utilities, providing comprehensive solutions to safeguard against email-related risks that can lead to significant financial and reputational damage.

ClearVector

Seed Round in 2022
ClearVector is an identity-driven cloud security company that provides organizations with essential tools to prepare for, measure, and prevent the impacts of cyberattacks and data breaches. The company has developed a comprehensive security platform that supports clients in navigating a cloud-native environment. Its offerings include features such as one-click remediation, real-time notifications, and activity status updates, which collectively enable organizations to proactively address potential security threats. By focusing on identity-driven security, ClearVector helps clients enhance their defenses and respond effectively to emerging cybersecurity challenges.

Immersive Labs

Series C in 2022
Immersive Labs Limited is a UK-based company that specializes in developing a cloud-based platform aimed at enhancing cybersecurity skills across organizations. Founded in 2016 and headquartered in Bristol, the company provides interactive, gamified content that enables users to measure and improve their cybersecurity capabilities. The platform facilitates skill development in areas such as ethical hacking, threat hunting, and malware analysis, all accessible via a web browser without the need for installation. Immersive Labs also offers tools for assessing user profiles, identifying skill gaps, and simulating real-world cybersecurity incidents. By focusing on fostering critical thinking and problem-solving among users, the company empowers businesses in various sectors, including government and defense, to uncover hidden cybersecurity talent and strengthen their defenses against potential threats.

Dedrone

Series C in 2022
Dedrone GmbH specializes in drone detection solutions aimed at enhancing security against unauthorized aerial intrusions. Established in 2014 and headquartered in Kassel, Germany, the company offers its flagship product, DroneTracker, a multi-sensor system designed to identify and monitor unmanned aerial vehicles. This platform serves critical sectors such as data centers, airports, and prisons, providing early warnings of potential threats related to corporate espionage, smuggling, and terrorism. Utilizing machine learning and data fusion technology, Dedrone's system allows clients to customize their security measures according to their specific needs and threat levels. The company's products are distributed globally, addressing the growing vulnerabilities associated with advancements in consumer and commercial drone technology.

oak9

Series A in 2022
oak9 is a cloud security company that focuses on integrating security into application design to facilitate rapid development and innovation. Its platform specializes in analyzing Infrastructure as Code (IaC) to ensure that security measures are automatically embedded in cloud-native applications. By offering pre-built building blocks that cater to various architectures and cloud providers, oak9 simplifies the application security process, enabling businesses to achieve both security and compliance in their deployments. This approach allows organizations to accelerate delivery while maintaining a strong security posture.

Abnormal Security

Series C in 2022
Abnormal Security Corporation specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite, aiming to protect organizations from targeted email attacks. Founded in 2018 and based in San Francisco, the company employs a data science approach to enhance its email protection capabilities. Its platform offers a range of services, including inbound email protection, detection of email account compromises, and responses to various threats. Abnormal Security addresses issues such as credential phishing, internal phishing, impersonation of employees and executives, vendor account compromise, as well as invoice and payment fraud. The company serves diverse sectors, including financial services, healthcare, and utilities, providing comprehensive solutions to safeguard against email-related risks that can lead to significant financial and reputational damage.

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 allows organizations to identify and address operational and security incidents more effectively. By employing a distributed approach, Edge Delta's software processes data at the source, enhancing security by eliminating the need to replicate or transmit raw and sensitive data. The platform utilizes federated learning to preprocess data, ensuring that clients can monitor valuable datasets without the constraints of traditional centralized systems. This enables DevOps, Developer, and Site Reliability Engineering teams to control costs, maximize visibility, and manage data growth efficiently.

Obsidian Security

Series C in 2022
Obsidian Security, Inc. develops cloud infrastructure and data center security solutions, focusing on cybersecurity and artificial intelligence to address cyber threats in hybrid-cloud environments. The company provides a platform that enables threat detection, breach remediation, and security hardening specifically for business-critical software as a service (SaaS) applications. By delivering cloud detection and response capabilities, Obsidian Security aims to enhance the security posture of enterprises. Founded in 2017 and headquartered in Newport Beach, California, the company is dedicated to creating a comprehensive understanding of interconnected applications to ensure their safety and security.

Dedrone

Series C in 2021
Dedrone GmbH specializes in drone detection solutions aimed at enhancing security against unauthorized aerial intrusions. Established in 2014 and headquartered in Kassel, Germany, the company offers its flagship product, DroneTracker, a multi-sensor system designed to identify and monitor unmanned aerial vehicles. This platform serves critical sectors such as data centers, airports, and prisons, providing early warnings of potential threats related to corporate espionage, smuggling, and terrorism. Utilizing machine learning and data fusion technology, Dedrone's system allows clients to customize their security measures according to their specific needs and threat levels. The company's products are distributed globally, addressing the growing vulnerabilities associated with advancements in consumer and commercial drone technology.

Cequence Security

Series C in 2021
Cequence Security, Inc. is a cybersecurity company based in Sunnyvale, California, specializing in automated application security solutions for organizations that rely on web, mobile, and API services. Founded in 2013, the company offers the Cequence Application Security Platform, which is designed to meet the security needs of modern, internet-driven businesses. This platform provides essential intelligence, insight, and integration, supporting multiple security modules while allowing data sharing with existing security tools. Among its key offerings is the Unified API Protection (UAP) Platform, which combines API discovery, compliance, and real-time detection to safeguard applications against attacks, business logic abuse, and fraud. Cequence Security serves a diverse clientele, including Fortune and Global 500 companies across various industries, and is led by an experienced executive team with backgrounds in prominent cybersecurity firms.

Sonrai Security

Series C in 2021
Sonrai Security Inc. offers an enterprise identity and data governance platform designed for public cloud environments, including AWS, Azure, Google Cloud, and Kubernetes. The platform, known as Sonrai Dig, utilizes a sophisticated graph to identify and monitor the relationships between identities and data within an organization’s cloud infrastructure. It features a Governance Automation Engine that streamlines workflows, remediation, and prevention processes for cloud and security teams, thereby enhancing overall security. Sonrai Security serves various sectors, including education, healthcare, financial services, and telecommunications, providing solutions that address cloud security posture management, identity governance, and compliance needs. Founded in 2017 and headquartered in New York, the company also maintains offices in Canada, focusing on empowering organizations to mitigate data threats and improve operational efficiency in DevSecOps environments.

FireHydrant

Series B in 2021
FireHydrant, Inc., established in 2018 and based in New York, specializes in incident management software. Its platform streamlines IT disaster recovery, offering features like impact reports, recent changes tracking, incident role management, and integrated alerts. The company's solutions also include incident response process automation, retrospective analysis, and analytics, helping businesses consistently manage and resolve incidents.

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 allows organizations to identify and address operational and security incidents more effectively. By employing a distributed approach, Edge Delta's software processes data at the source, enhancing security by eliminating the need to replicate or transmit raw and sensitive data. The platform utilizes federated learning to preprocess data, ensuring that clients can monitor valuable datasets without the constraints of traditional centralized systems. This enables DevOps, Developer, and Site Reliability Engineering teams to control costs, maximize visibility, and manage data growth efficiently.

Immersive Labs

Series C in 2021
Immersive Labs Limited is a UK-based company that specializes in developing a cloud-based platform aimed at enhancing cybersecurity skills across organizations. Founded in 2016 and headquartered in Bristol, the company provides interactive, gamified content that enables users to measure and improve their cybersecurity capabilities. The platform facilitates skill development in areas such as ethical hacking, threat hunting, and malware analysis, all accessible via a web browser without the need for installation. Immersive Labs also offers tools for assessing user profiles, identifying skill gaps, and simulating real-world cybersecurity incidents. By focusing on fostering critical thinking and problem-solving among users, the company empowers businesses in various sectors, including government and defense, to uncover hidden cybersecurity talent and strengthen their defenses against potential threats.

oak9

Seed Round in 2021
oak9 is a cloud security company that focuses on integrating security into application design to facilitate rapid development and innovation. Its platform specializes in analyzing Infrastructure as Code (IaC) to ensure that security measures are automatically embedded in cloud-native applications. By offering pre-built building blocks that cater to various architectures and cloud providers, oak9 simplifies the application security process, enabling businesses to achieve both security and compliance in their deployments. This approach allows organizations to accelerate delivery while maintaining a strong security posture.

Abnormal Security

Series B in 2020
Abnormal Security Corporation specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite, aiming to protect organizations from targeted email attacks. Founded in 2018 and based in San Francisco, the company employs a data science approach to enhance its email protection capabilities. Its platform offers a range of services, including inbound email protection, detection of email account compromises, and responses to various threats. Abnormal Security addresses issues such as credential phishing, internal phishing, impersonation of employees and executives, vendor account compromise, as well as invoice and payment fraud. The company serves diverse sectors, including financial services, healthcare, and utilities, providing comprehensive solutions to safeguard against email-related risks that can lead to significant financial and reputational damage.

Sonrai Security

Series B in 2020
Sonrai Security Inc. offers an enterprise identity and data governance platform designed for public cloud environments, including AWS, Azure, Google Cloud, and Kubernetes. The platform, known as Sonrai Dig, utilizes a sophisticated graph to identify and monitor the relationships between identities and data within an organization’s cloud infrastructure. It features a Governance Automation Engine that streamlines workflows, remediation, and prevention processes for cloud and security teams, thereby enhancing overall security. Sonrai Security serves various sectors, including education, healthcare, financial services, and telecommunications, providing solutions that address cloud security posture management, identity governance, and compliance needs. Founded in 2017 and headquartered in New York, the company also maintains offices in Canada, focusing on empowering organizations to mitigate data threats and improve operational efficiency in DevSecOps environments.

StackRox

Venture Round in 2020
StackRox, Inc. develops a Kubernetes-native container security platform that helps enterprises secure their cloud-native applications throughout the entire life cycle, from build to deploy to runtime. The platform offers deep visibility into container and microservice activity, enabling users to discover and categorize assets effectively. It protects cloud workloads by detecting various cyber threats, including code injection and privilege escalation, while orchestrating threat responses through policy-driven workflows. StackRox integrates seamlessly with existing DevOps and security tools, allowing teams to operationalize security measures efficiently. The company serves a diverse clientele, including cloud-native organizations, Global 2000 enterprises, and government agencies. Founded in 2014, StackRox is headquartered in Mountain View, California.

FireHydrant

Series A in 2020
FireHydrant, Inc., established in 2018 and based in New York, specializes in incident management software. Its platform streamlines IT disaster recovery, offering features like impact reports, recent changes tracking, incident role management, and integrated alerts. The company's solutions also include incident response process automation, retrospective analysis, and analytics, helping businesses consistently manage and resolve incidents.

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.

Dedrone

Series B in 2017
Dedrone GmbH specializes in drone detection solutions aimed at enhancing security against unauthorized aerial intrusions. Established in 2014 and headquartered in Kassel, Germany, the company offers its flagship product, DroneTracker, a multi-sensor system designed to identify and monitor unmanned aerial vehicles. This platform serves critical sectors such as data centers, airports, and prisons, providing early warnings of potential threats related to corporate espionage, smuggling, and terrorism. Utilizing machine learning and data fusion technology, Dedrone's system allows clients to customize their security measures according to their specific needs and threat levels. The company's products are distributed globally, addressing the growing vulnerabilities associated with advancements in consumer and commercial drone technology.

tCell

Series A in 2016
tCell, Inc. specializes in application security through its innovative in-application instrumentation and cloud-based analytics solutions. Founded in 2014 and headquartered in San Francisco, California, tCell offers a next-generation web application firewall that addresses the limitations of traditional systems. Its technology enhances visibility into application behavior while significantly reducing false positives, thereby protecting applications, APIs, and microservices from attacks. tCell’s solutions equip security and DevOps teams with actionable data to preempt future attacks and adapt to diverse deployment models, ensuring robust security for mission-critical applications. The company serves notable clients, including Veeva, Zenefits, and John Muir Health, and operates as a subsidiary of Rapid7, Inc.

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

Series D in 2016
vArmour Networks, Inc., established in 2011, specializes in software-defined security solutions for virtualized data centers. Headquartered in Mountain View, California, with offices in Calgary, Canada, and the UK, the company provides network-based security enforcement for cloud computing environments and a multi-cloud security architecture. vArmour's solutions separate the security control plane from the enforcement plane, offering vendor-agnostic security for hybrid cloud infrastructure. They cater to service providers, enterprises, and government cloud operators, with a strategic partnership with Tufin.

Dedrone

Series A in 2016
Dedrone GmbH specializes in drone detection solutions aimed at enhancing security against unauthorized aerial intrusions. Established in 2014 and headquartered in Kassel, Germany, the company offers its flagship product, DroneTracker, a multi-sensor system designed to identify and monitor unmanned aerial vehicles. This platform serves critical sectors such as data centers, airports, and prisons, providing early warnings of potential threats related to corporate espionage, smuggling, and terrorism. Utilizing machine learning and data fusion technology, Dedrone's system allows clients to customize their security measures according to their specific needs and threat levels. The company's products are distributed globally, addressing the growing vulnerabilities associated with advancements in consumer and commercial drone technology.

Appdome

Series A in 2015
Appdome Ltd. is a company that specializes in mobile application protection solutions tailored for enterprises across various sectors, including finance, healthcare, and e-commerce. Founded in 2012 and based in Tel Aviv, Israel, Appdome offers a cloud-based platform known as AppFusion, which allows mobile developers and enterprise mobility professionals to integrate third-party functionalities into existing mobile applications without the need for coding. This innovative service accelerates enterprise mobility projects by enabling the simultaneous combination of multiple functions within a single app. Appdome's offerings encompass mobile app security, enterprise access, authentication, identity management, and threat defense, helping organizations protect against cyber threats, mobile fraud, and data theft while enhancing compliance and productivity.

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

Series B in 2013
vArmour Networks, Inc., established in 2011, specializes in software-defined security solutions for virtualized data centers. Headquartered in Mountain View, California, with offices in Calgary, Canada, and the UK, the company provides network-based security enforcement for cloud computing environments and a multi-cloud security architecture. vArmour's solutions separate the security control plane from the enforcement plane, offering vendor-agnostic security for hybrid cloud infrastructure. They cater to service providers, enterprises, and government cloud operators, with a strategic partnership with Tufin.

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.

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.

Credant Technologies

Series C in 2007
Credant Technologies, Inc. specializes in endpoint data protection and management solutions. Founded in 2001 and headquartered in Addison, Texas, the company offers a range of products designed to secure sensitive information across various devices and environments. Its CMG Enterprise Edition ensures data security while maintaining user productivity, while the CMG for External Media and CMG Standalone Edition cater to devices that store or access confidential data. The company's platform enables users to control, manage, and protect data on desktops, laptops, smartphones, removable media, and within private or public cloud infrastructures. Credant Technologies also has additional offices in the United States and Europe.

Voltage Security

Series D in 2007
Voltage Security, Inc. is an enterprise security company that specializes in data protection and data-centric encryption solutions to address security threats and compliance requirements. Founded in 2002 and based in Cupertino, California, the company offers a range of products that include Voltage SecureData for data encryption, tokenization, and key management across various environments; Voltage SecureData Payments for secure retail transactions; and Voltage SecureMail for encrypted email and messaging. Additionally, Voltage SecureData Web enhances security for e-commerce transactions, while SecureFile protects files and documents. The company serves a diverse clientele, including sectors such as financial services, healthcare, retail, and government, with nearly 1,000 enterprise customers utilizing its solutions. Voltage's offerings are designed to mitigate risks related to data theft and ensure compliance with privacy regulations, supported by patented innovations in cryptographic systems. Voltage Security operates as a subsidiary of Hewlett Packard Enterprise Company.

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.

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 that specializes in data protection and data-centric encryption solutions to address security threats and compliance requirements. Founded in 2002 and based in Cupertino, California, the company offers a range of products that include Voltage SecureData for data encryption, tokenization, and key management across various environments; Voltage SecureData Payments for secure retail transactions; and Voltage SecureMail for encrypted email and messaging. Additionally, Voltage SecureData Web enhances security for e-commerce transactions, while SecureFile protects files and documents. The company serves a diverse clientele, including sectors such as financial services, healthcare, retail, and government, with nearly 1,000 enterprise customers utilizing its solutions. Voltage's offerings are designed to mitigate risks related to data theft and ensure compliance with privacy regulations, supported by patented innovations in cryptographic systems. Voltage Security operates as a subsidiary of Hewlett Packard Enterprise Company.

Ingrian Networks

Series D in 2005
Ingrian Networks specializes in data protection and privacy solutions for enterprises. The company serves notable clients, including Dell, Microsoft, Oracle, IBM, BEA, and VeriSign. Ingrian offers a range of services designed to safeguard sensitive data and encrypted information, addressing various security threats. Through its focus on enterprise data privacy, Ingrian Networks aims to help organizations secure their information and maintain compliance with evolving privacy regulations.

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. specializes in endpoint data protection and management solutions. Founded in 2001 and headquartered in Addison, Texas, the company offers a range of products designed to secure sensitive information across various devices and environments. Its CMG Enterprise Edition ensures data security while maintaining user productivity, while the CMG for External Media and CMG Standalone Edition cater to devices that store or access confidential data. The company's platform enables users to control, manage, and protect data on desktops, laptops, smartphones, removable media, and within private or public cloud infrastructures. Credant Technologies also has additional offices in the United States and Europe.

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 that specializes in data protection and data-centric encryption solutions to address security threats and compliance requirements. Founded in 2002 and based in Cupertino, California, the company offers a range of products that include Voltage SecureData for data encryption, tokenization, and key management across various environments; Voltage SecureData Payments for secure retail transactions; and Voltage SecureMail for encrypted email and messaging. Additionally, Voltage SecureData Web enhances security for e-commerce transactions, while SecureFile protects files and documents. The company serves a diverse clientele, including sectors such as financial services, healthcare, retail, and government, with nearly 1,000 enterprise customers utilizing its solutions. Voltage's offerings are designed to mitigate risks related to data theft and ensure compliance with privacy regulations, supported by patented innovations in cryptographic systems. Voltage Security operates as a subsidiary of Hewlett Packard Enterprise Company.

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.

Credant Technologies

Series A in 2002
Credant Technologies, Inc. specializes in endpoint data protection and management solutions. Founded in 2001 and headquartered in Addison, Texas, the company offers a range of products designed to secure sensitive information across various devices and environments. Its CMG Enterprise Edition ensures data security while maintaining user productivity, while the CMG for External Media and CMG Standalone Edition cater to devices that store or access confidential data. The company's platform enables users to control, manage, and protect data on desktops, laptops, smartphones, removable media, and within private or public cloud infrastructures. Credant Technologies also has additional offices in the United States and Europe.

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.

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 is an identity-driven cloud security company that provides organizations with essential tools to prepare for, measure, and prevent the impacts of cyberattacks and data breaches. The company has developed a comprehensive security platform that supports clients in navigating a cloud-native environment. Its offerings include features such as one-click remediation, real-time notifications, and activity status updates, which collectively enable organizations to proactively address potential security threats. By focusing on identity-driven security, ClearVector helps clients enhance their defenses and respond effectively to emerging cybersecurity challenges.
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