Accel

Accel, established in 1983, is a prominent venture capital firm headquartered in Palo Alto, California, with additional offices in San Francisco, London, and Bangalore. The firm specializes in investing in early and growth-stage technology startups, focusing on sectors such as software, cloud technologies, consumer services, enterprise, healthcare, fintech, and security. Accel's portfolio includes notable companies like Atlassian, Facebook, Slack, and Spotify, reflecting its ability to identify and support entrepreneurs building businesses that drive next-generation industries.

Casey Aylward

Partner

Mahendran Balachandran

Partner, India

Luca Bocchio

Partner

Andrei Brasoveanu

Partner

Katie Brown

Investor

Ethan Choi

Partner

Miles Clements

Partner

Adrian Colyer

Venture Partner

Kevin Comolli

Partner

Ben Dooley

CFO

Peter Doyle

Investor

Christine Esserman

Partner

Sameer Gandhi

Partner

Sara Ittelson

Partner

Myrel Iturrey

Investor

Dinesh Katiyar

Partner

Richard Kotite

Vice President

Gagan Kumar

General Partner

Daniel Levine

Partner

John Locke

Partner

Zhenya Loginov

Partner

Steve Loughlin

Partner

Arun Mathew

Partner

Jonathan Mendelson

Investor

Subrata Mitra

Partner

Gonzalo Mocorrea

Investor

Vasant Natarajan

Partner

Vas Natarajan

Partner

Harry Nelis

Partner

Nate Niparko

Partner

Rachit Parekh

Investor

Vijaysai Patnaik

Associate

Varun Purandare

Principal and Investor

Ben Quazzo

Investor, Venture and Growth

Rafael Quintanilla Loeillet

Early-Stage Investor

Tim Rawlinson

Investor - Growth

Matthew Robinson

Investor

Sagar Sanghvi

Partner

Tracy Sedlock

Chief Operating Partner

Karan Shah

Investor

Manasi Shah

Vice President and Investment Team Member

Sarthak Singh

Investor

Robert Sternberg

Investor

Barath Shankar Subramanian

Senior Analyst

Charles Tananbaum

Investor

Humza Tariq

Investor

Jonathan Turner

Partner

Cecilia Wang

Vice President and Investor

Matt Weigand

Partner

Richard Wong

Partner

Ivan Zhou

Partner

Past deals in Penetration Testing

Vega Security

Series A in 2025
Vega Security is a cybersecurity firm specializing in detecting cyberattacks. Operating discreetly, it offers services to help businesses identify and respond to potential threats in their digital environments.

Blackpoint Cyber

Series C in 2023
Blackpoint Holdings, LLC, founded in 2014 and based in Ellicott City, Maryland, specializes in cybersecurity products and services designed to safeguard organizational infrastructure and operations. The company offers a range of solutions, including Blackpoint RISK, a cyber liability insurance product that protects against incidents such as cyber-crime and ransomware. Its flagship platform, SNAP-Defense, provides advanced threat detection and response capabilities, allowing organizations to identify and neutralize threats at their earliest stages. The platform's real-time monitoring delivers alerts directly to the user interface, enabling quick action to contain affected devices. Additionally, SNAP-Defense supports deep data analysis, enhancing the user experience with its intuitive design. Blackpoint's comprehensive approach to cybersecurity enables clients to fortify their defenses and effectively manage potential threats.

Tenable

Series B in 2015
Tenable Holdings, Inc., established in 2002 and headquartered in Columbia, Maryland, specializes in cybersecurity solutions. The company's core business is providing an enterprise software platform that offers visibility into an organization's cyber exposure across diverse attack surfaces, from traditional IT assets to modern IT and operational technology environments. Tenable's platform, which includes Tenable.io (SaaS) and Tenable.sc (on-premises), helps businesses translate vulnerability data into actionable insights to manage and reduce cybersecurity risks effectively. The company has expanded its portfolio to include cloud security, active directory management, operational technology security, and advanced vulnerability analytics. Tenable also manages an early-stage venture capital fund, Tenable Ventures, focused on investing in cybersecurity risk management sectors.

Aorato

Series A in 2014
Aorato specializes in cybersecurity by offering a solution that protects organizations and their Active Directory systems. Its Directory Services Application Firewall (DAF) is designed to automatically learn, profile, and predict the behavior of various entities within the network, including both privileged and non-privileged users, devices, and servers. This innovative approach addresses the evolving threat landscape where attackers target multiple entry points to compromise networks. DAF detects suspicious activities by continuously analyzing behavior patterns, ensuring a proactive defense against advanced attacks. Notably, DAF operates in a non-intrusive manner, remaining transparent to Active Directory, which allows organizations to maintain their operational integrity while enhancing security measures.

Tenable

Series A in 2012
Tenable Holdings, Inc., established in 2002 and headquartered in Columbia, Maryland, specializes in cybersecurity solutions. The company's core business is providing an enterprise software platform that offers visibility into an organization's cyber exposure across diverse attack surfaces, from traditional IT assets to modern IT and operational technology environments. Tenable's platform, which includes Tenable.io (SaaS) and Tenable.sc (on-premises), helps businesses translate vulnerability data into actionable insights to manage and reduce cybersecurity risks effectively. The company has expanded its portfolio to include cloud security, active directory management, operational technology security, and advanced vulnerability analytics. Tenable also manages an early-stage venture capital fund, Tenable Ventures, focused on investing in cybersecurity risk management sectors.

Imperva

Series D in 2008
Imperva, Inc. is a cybersecurity company based in Redwood Shores, California, that specializes in protecting critical business data and applications across cloud and on-premises environments. Founded in 2002, Imperva develops a range of security solutions, including its SecureSphere product line, which offers database, file, and web application security. The company’s services also include Incapsula, which provides cloud-based website security and distributed denial of service protection, as well as ThreatRadar for crowdsourced security intelligence. Additionally, CounterBreach safeguards enterprise data against loss from compromised users, and Imperva Camouflage Data Masking allows for the secure use of sensitive information in development and testing. Imperva serves various sectors, including finance, healthcare, retail, and telecommunications, through a network of distributors and resellers, while also offering ongoing support and professional services.

Imperva

Series C in 2006
Imperva, Inc. is a cybersecurity company based in Redwood Shores, California, that specializes in protecting critical business data and applications across cloud and on-premises environments. Founded in 2002, Imperva develops a range of security solutions, including its SecureSphere product line, which offers database, file, and web application security. The company’s services also include Incapsula, which provides cloud-based website security and distributed denial of service protection, as well as ThreatRadar for crowdsourced security intelligence. Additionally, CounterBreach safeguards enterprise data against loss from compromised users, and Imperva Camouflage Data Masking allows for the secure use of sensitive information in development and testing. Imperva serves various sectors, including finance, healthcare, retail, and telecommunications, through a network of distributors and resellers, while also offering ongoing support and professional services.
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