ReliaQuest Secures $500M Investment, Valuation Soars to $3.4B Amid Cybersecurity Expansion
April 1, 2025
ReliaQuest operates with over 1,000 customers and employs 1,200 people across six global centers, positioning itself as a leader in the cybersecurity ecosystem.
Goldman Sachs acted as the exclusive financial advisor for ReliaQuest during this funding round, with legal counsel provided by Gibson Dunn.
This technology enables customers to conduct investigations 20 times faster and with 30% greater accuracy, significantly improving response times to cyber threats.
Murphy noted that the new investment will enhance security outcomes for Chief Information Security Officers (CISOs) globally.
ReliaQuest has successfully raised over $500 million in a funding round led by EQT, KKR, and FTV Capital, boosting its valuation to $3.4 billion.
The funding round also saw participation from Ten Eleven Ventures and Finback Investment Partners, which will support ReliaQuest's growth and innovation in AI-driven cybersecurity.
ReliaQuest's GreyMatter platform integrates with over 200 third-party cybersecurity tools, allowing security teams to manage cyber threats more effectively.
CEO Brian Murphy emphasized the urgency for enterprise security teams to respond quickly to cyber threats, highlighting the role of Agentic AI in achieving rapid threat containment.
Since its last funding round in 2020, the company has experienced remarkable growth, with Annual Recurring Revenue surpassing $300 million and a growth rate exceeding 30% year-over-year.
The company specializes in AI-powered cybersecurity tools, aimed at enhancing security measures for businesses.
The influx of capital will be utilized to further develop ReliaQuest's technology and expand its market presence internationally.
Partners from EQT and KKR praised ReliaQuest's innovation and unique company culture as key factors in its competitive edge in the cybersecurity space.
Summary based on 4 sources
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Sources

Business Wire • Mar 31, 2025
ReliaQuest Raises More Than $500 Million in Funding at a Valuation of $3.4 Billion
SecurityWeek • Apr 1, 2025
Security Operations Firm ReliaQuest Raises $500M at $3.4B Valuation