# ReliaQuest

> AI-powered security operations platform (GreyMatter) for enterprise threat detection, investigation, and response.

## Why it is interesting

Tampa’s clearest cybersecurity scale-up: GreyMatter SecOps platform with global HQ at Water Street Tampa; March 2025 growth round >$500M led by EQT/KKR/FTV at $3.4B valuation.

## Profile

- **Latest funding:** Growth — >$500M (March 2025)
- **Latest known valuation:** $3.4B (March 2025)
- **Total disclosed equity funding:** Not publicly disclosed
- **Stage:** growth
- **Status:** private
- **Industries:** cybersecurity, ai-ml, enterprise-saas
- **Coverage:** full
- **Last updated:** 2026-07-26
- **Latest funding investors:** EQT, KKR, FTV Capital, Ten Eleven Ventures, Finback Investment Partners

## Key facts

- Growth round (Mar 2025): >$500M led by EQT, KKR, FTV Capital; $3.4B valuation — reliaquest.com / Reuters
- Global HQ: 1001 Water Street, Suite 1900, Tampa, FL (Water Street Tampa anchor)
- Product: GreyMatter agentic AI SecOps platform
- Founded 2007 by Brian Murphy

## Funding history

- Growth · >$500M · March 2025
  Source: https://reliaquest.com/news-and-press/reliaquest-raises-more-than-500-million-in-funding-at-a-valuation-of-3-4-billion/

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** July 26, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/reliaquest