Startup profile · funding coverage
ReliaQuest funding, valuation and investors
AI-powered security operations platform (GreyMatter) for enterprise threat detection, investigation, and response.
Keep track of ReliaQuest
Save this profile to your VCT watchlist for a quick return.
Funding, valuation & investors
Answer-first snapshotLatest funding
Growth
>$500M · March 2025
Latest known valuation
$3.4B
Growth · March 2025
Total disclosed equity funding
Not publicly disclosed
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
growth · Tampa, FL
Investors in latest funding
Lead: EQT , KKR , FTV Capital
Other: Ten Eleven Ventures , Finback Investment Partners
Overview
ReliaQuest builds GreyMatter, an agentic AI security operations platform that unifies detection, investigation, and response across cloud, endpoint, and on-prem tools. Founded 2007 and headquartered at 1001 Water Street, Suite 1900, Tampa, FL. In March 2025 the company announced a >$500M growth round led by EQT, KKR, and FTV Capital (Ten Eleven and Finback participating), valuing ReliaQuest at $3.4B; SecurityWeek reported total capital raised exceeding $830M.
Why ReliaQuest 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.
Product & use cases
GreyMatter automates SecOps workflows with AI teammates across heterogeneous security stacks, delivered as a service from global operating centers.
- Enterprise SOC force-multiplication
- Cloud/endpoint/on-prem detection & response unification
- AI-assisted investigation and threat hunting
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 (newest first)
Growth
2025-03 >$500M Valuation: $3.4B- EQT (lead)
- KKR (lead)
- FTV Capital (lead)
- Ten Eleven Ventures (participant)
- Finback Investment Partners (participant)
Source: Read source · reliaquest.com
Competitive landscape
Edge: Operator-built SecOps platform plus scale in enterprise customers; large 2025 growth round at $3.4B valuation.
-
CrowdStrike Falcon/Charlotte AI adjacent
Endpoint/XDR + AI SOC assistance.
-
Splunk / Cisco SecOps incumbent
SIEM/SOAR incumbents.
-
Exabeam / Securonix direct
Security analytics/SOC platforms.
Notable stories
- Opened 142,000 sq ft Water Street Tampa HQ (June 2023) as first corporate anchor tenant in the district.
Industries
Market / IPO context
Editorial / static context — not a live quote.
FAQs about ReliaQuest
Practical answers founders, operators, and investors typically search for.
Last updated:
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.