Greylock Partners is a venture capital firm established in 1965 and headquartered in Menlo Park, California, with additional offices in Wellesley and San Francisco. The firm specializes in investing across various stages, with a strong emphasis on seed, series A and B, and growth capital investments, particularly in consumer and enterprise software sectors. Greylock focuses on sectors such as advertising, fintech, gaming, healthcare, cloud/SaaS, data analytics, and biotechnology, among others. The firm typically invests between $50,000 and $500,000 in seed-stage companies, $1 million to $10 million in early-stage ventures, and between $25 million and $200 million in later-stage companies. Greylock prefers to take board seats in its portfolio companies and actively seeks to invest in businesses based in the United States, India, China, Europe, and Israel. Its notable investments include companies that have redefined markets, such as Airbnb, Dropbox, and LinkedIn.
2550 Sand Hill Road, Suite 200 Menlo Park, CA 94025
38 Bluxome St, 1st Floor San Francisco, CA 94107
Asheem Chandna
Partner
Jerry Chen
General Partner
Mike Duboe
General Partner
Roger Evans
Partner
William Helman
Partner
Bob Henderson
Special Limited Partner
William Kaiser
Partner
John Lilly
Venture Partner
Josh Mcfarland
Partner
Sridhar Ramaswamy
Venture Partner
Jason Risch
Investor
Seth Rosenberg
Investor
Dave Strohm
Partner
Don Sullivan
Administrative Partner
David Sze
General Partner
David Thacker
General Partner
Past deals in Risk Management
Upwind Security
Series A in 2024
Upwind Security is a cybersecurity company focused on protecting organizations' digital assets and ensuring data integrity. The company develops tools that identify potential threats and provide security measures to mitigate risks. By leveraging runtime data, Upwind Security aims to enhance the security of cloud infrastructure, thereby democratizing access to effective cybersecurity solutions. Their services also support compliance efforts, assisting organizations in navigating the complexities of digital security in an increasingly connected world.
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.
Upwind Security
Series A in 2023
Upwind Security is a cybersecurity company focused on protecting organizations' digital assets and ensuring data integrity. The company develops tools that identify potential threats and provide security measures to mitigate risks. By leveraging runtime data, Upwind Security aims to enhance the security of cloud infrastructure, thereby democratizing access to effective cybersecurity solutions. Their services also support compliance efforts, assisting organizations in navigating the complexities of digital security in an increasingly connected world.
Kodem Security
Series A in 2023
Providing users with runtime intelligence to grasp the relevant application risks.
Apiiro
Series B in 2022
Apiiro LLC is a code security startup based in New York that specializes in identifying security vulnerabilities within applications. The company has developed a Code Risk Platform that utilizes code behavior analysis to help organizations detect issues such as weak encryption and vulnerabilities to malware injection, as well as to ensure compliance with regulatory standards. By providing security and development teams with comprehensive visibility and actionable insights, Apiiro enables them to proactively address risks before deployment. The platform is particularly valuable to large enterprises in sectors such as gaming, healthcare, software development, and banking, allowing them to accelerate their delivery processes while effectively managing product risk. Founded in 2019, Apiiro aims to enhance the security of the software supply chain through its innovative approach to risk remediation.
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.
Kodem Security
Seed Round in 2022
Providing users with runtime intelligence to grasp the relevant application risks.
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.
Abnormal Security
Series A in 2019
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.
Ebury
Series B in 2014
Ebury is a financial services company focused on empowering small and medium-sized businesses to engage in international trade. It offers an integrated platform that supports cross-border payments, risk management, and funding, allowing businesses to make and receive payments in over 100 foreign currencies. Ebury provides competitive exchange rates, facilitates the use of emerging-market currencies, and offers solutions for hedging currency risk, thereby enabling companies to manage their financial transactions more effectively. The company also provides white-label products through partnerships with brokers and accountants. With over 170 employees across offices in London, Madrid, and Amsterdam, Ebury serves more than 3,000 mid-sized clients and is regulated by the Financial Conduct Authority.
Impermium
Seed Round in 2011
Impermium is a cybersecurity technology startup that specializes in protecting online platforms from cybercrime. The company offers a risk-evaluation platform designed to monitor the web in real-time, effectively addressing issues such as user-generated spam, account hacking, and fraudulent interactions. With a focus on enhancing account management, Impermium successfully identifies fraudulent registrations, compromised logins, and risky transactions. Its advanced technology employs a combination of machine learning, statistical anomaly detection, and a proprietary database of known malicious actors, enabling it to stop fraudulent user account registrations in real-time. Over its three-year history, Impermium has protected more than 1.5 million websites and processed over 8 billion transactions, serving many of the largest consumer Internet companies.
Lumigent Technologies
Venture Round in 2008
Lumigent Technologies specializes in providing audit and compliance solutions through its automated Governance, Risk, and Compliance software. The company's flagship product, AppGRC, is designed to reduce costs and mitigate risks associated with auditing and compliance reporting by continuously monitoring application-specific data and controls. This software safeguards business applications, ensuring the integrity of critical information while translating audit and compliance requirements for individual applications. In addition to AppGRC, Lumigent offers regulatory compliance solutions that include application risk assessments, trusted audit trails, application visibility, user management, policy violation notifications, and automated compliance reports. The company also provides Audit DB 6.2 solutions, which focus on data auditing, policy management, and database assessment, further enhancing its comprehensive approach to compliance and risk management.
PortAuthority Technologies
Series D in 2006
PortAuthority Technologies, Inc. develops security software that controls the communication of sensitive information via outbound e-mail, Internal, and Web. It offers information leak prevention and data recovery security solutions that stop leaks of private and confidential information by monitoring outbound enterprise communication and delivering policy enforcement. The company also provides various services, such as risk assessment, risk visibility and risk remediation, and installation services. It serves financial services, healthcare, government, and technology industries.
Ounce Labs
Series C in 2006
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating risks associated with software security vulnerabilities. The company's software analyzes application source code to deliver comprehensive and precise insights into application vulnerabilities and their relative importance. This analysis allows both business users and IT professionals to focus their resources on addressing the most critical issues. By using Ounce Labs' solutions, organizations can enhance application security, safeguard sensitive information, and ensure compliance with internal policies as well as industry regulations such as PCI and Sarbanes-Oxley. The software also aligns with best practices, including the OWASP Top 10.
PortAuthority Technologies
Series C in 2005
PortAuthority Technologies, Inc. develops security software that controls the communication of sensitive information via outbound e-mail, Internal, and Web. It offers information leak prevention and data recovery security solutions that stop leaks of private and confidential information by monitoring outbound enterprise communication and delivering policy enforcement. The company also provides various services, such as risk assessment, risk visibility and risk remediation, and installation services. It serves financial services, healthcare, government, and technology industries.
Ounce Labs
Series B in 2004
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating risks associated with software security vulnerabilities. The company's software analyzes application source code to deliver comprehensive and precise insights into application vulnerabilities and their relative importance. This analysis allows both business users and IT professionals to focus their resources on addressing the most critical issues. By using Ounce Labs' solutions, organizations can enhance application security, safeguard sensitive information, and ensure compliance with internal policies as well as industry regulations such as PCI and Sarbanes-Oxley. The software also aligns with best practices, including the OWASP Top 10.
Ounce Labs
Series A in 2004
Ounce Labs specializes in software solutions that assist organizations in identifying, prioritizing, and mitigating risks associated with software security vulnerabilities. The company's software analyzes application source code to deliver comprehensive and precise insights into application vulnerabilities and their relative importance. This analysis allows both business users and IT professionals to focus their resources on addressing the most critical issues. By using Ounce Labs' solutions, organizations can enhance application security, safeguard sensitive information, and ensure compliance with internal policies as well as industry regulations such as PCI and Sarbanes-Oxley. The software also aligns with best practices, including the OWASP Top 10.
Lumigent Technologies
Venture Round in 2003
Lumigent Technologies specializes in providing audit and compliance solutions through its automated Governance, Risk, and Compliance software. The company's flagship product, AppGRC, is designed to reduce costs and mitigate risks associated with auditing and compliance reporting by continuously monitoring application-specific data and controls. This software safeguards business applications, ensuring the integrity of critical information while translating audit and compliance requirements for individual applications. In addition to AppGRC, Lumigent offers regulatory compliance solutions that include application risk assessments, trusted audit trails, application visibility, user management, policy violation notifications, and automated compliance reports. The company also provides Audit DB 6.2 solutions, which focus on data auditing, policy management, and database assessment, further enhancing its comprehensive approach to compliance and risk management.
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