GreyNoise Intelligence
PrivateLast Round
Series A
Jun 15, 2022
Total Funding Raised
$20.4M
Company Overview
GreyNoise Intelligence operates in Cybersecurity and is based in Washington D.C.. Its latest recorded funding round was a Series A round in June 2022.
GreyNoise Intelligence is a cybersecurity company that provides threat intelligence by analyzing internet-wide scan and attack traffic to help security teams distinguish between benign internet noise and targeted malicious threats.
Sector
Cybersecurity
Verticals
Threat Intelligence, Incident Response, Cloud Security, Network Security
Business Model
B2B
Customer Profile
Subscription SaaS, Freemium, Data as a Service
AI Layer
Infrastructure
Historical Pricing
Historical view of private secondary pricing and transaction trends.
GreyNoise Intelligence Comparables
Compare GreyNoise Intelligence with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Censys | 77% | |
| Criminal IP | 76% | |
| Team Cymru | 76% |
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GreyNoise Intelligence Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Jun 15, 2022 | ||||
| Strategic | Jun 29, 2021 | ||||
| Seed | Aug 4, 2020 | ||||
| Seed | Mar 27, 2019 |
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GreyNoise Intelligence Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Paladin Capital Group | Series A, Seed |
| Radian Capital | Series A |
| CRV | Series A, Seed |
| In-Q-Tel | Strategic |
| StoneMill Ventures | Series A, Seed |
| Inner Loop Capital | Series A, Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 29, 2026
Launched Project Swarm, a new collective research initiative.
- Apr 7, 2026
Launched Command and Control (C2) Detection module for network traffic analysis.
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Recent news
Latest coverage and updates
- hiresSep 28, 2026
GreyNoise, Inc. appoints Mark Mager as head of adversary engagement, and he starts in Aug '26 after holding endpoint security research roles at Elastic and Endgame.
- hiresSep 25, 2026
GreyNoise, Inc. appoints Joe Lampert, a retired U.S. Army major and cyberthreat intelligence professional, as director of national security solutions to lead national security efforts and oversee partnerships across the Department of War and intelligence community.
- increases_headcount_bySep 23, 2026
GreyNoise, Inc. increased headcount by four senior hires in the United States on Sep 23rd '26 to deepen its work with U.S. and allied government agencies.
- hiresSep 23, 2026
GreyNoise, Inc. appointed Andrew Thompson as senior vice president of adversary operations on Sep 23rd '26; he joins from Google Threat Intelligence Group, where he was Head of Global Signals Operations.
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GreyNoise Intelligence Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about GreyNoise Intelligence's valuation, stock price, and market status.
Is GreyNoise Intelligence a public or private company?
GreyNoise Intelligence is a private company.
What is the current stock price of GreyNoise Intelligence?
GreyNoise Intelligence is a private company, so its shares have no public market price. Caplight tracks GreyNoise Intelligence's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is GreyNoise Intelligence worth (valuation)?
Valuation information for GreyNoise Intelligence is not publicly available.
Can I buy GreyNoise Intelligence stock?
GreyNoise Intelligence shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was GreyNoise Intelligence's last funding round?
GreyNoise Intelligence's most recent funding round was Series A on June 15, 2022.
Who are the main investors in GreyNoise Intelligence?
Key investors in GreyNoise Intelligence include Radian Capital, CRV, In-Q-Tel, StoneMill Ventures, Inner Loop Capital.
Will GreyNoise Intelligence IPO soon?
No public IPO plans have been announced for GreyNoise Intelligence.
How can I track GreyNoise Intelligence secondary market activity?
Caplight tracks bids, offers, and trades in GreyNoise Intelligence's shares on secondary markets.