Siren
PrivateLast Round
Strategic
Dec 2, 2025
Total Funding Raised
$26.36M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Siren operates in AI, Data & Cloud Infrastructure and is based in Ireland. Its latest recorded funding round was a Strategic round in December 2025.
Siren is an investigative intelligence software company that provides a platform for law enforcement, national security, and cyber security organizations to connect and analyze disparate data sources.
Sector
AI, Data & Cloud Infrastructure
Verticals
Business Intelligence, Threat Intelligence, Data Visualization, Defense Tech, Compliance & Risk
Business Model
B2G
Customer Profile
Government Contracts, Subscription SaaS, Services & Consulting
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Siren Comparables
Compare Siren with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Chorus Intelligence | 84% | |
| Datawalk | 83% | |
| Blackdot Solutions | 81% |
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Siren Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Strategic | Dec 2, 2025 | ||||
| Debt | Feb 23, 2023 | ||||
| Series A | Nov 14, 2019 | ||||
| Seed | Feb 8, 2018 |
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Key People
Founding team and executive leadership
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Siren Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Atlantic Bridge Capital | Seed, Series A |
| DVI Equity Partners | Series A |
| European Investment Bank Group | Debt |
| Growing Capital | Seed |
| Enterprise Ireland | Series A |
| Frontline Ventures | Seed, Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 20, 2026
Monthly visitors increased 59% MoM.
- Dec 2, 2025
Raised a strategic round led by Elastic N.V.
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Recent news
Latest coverage and updates
- launchesNov 10, 2026
Siren launches Siren 16 on Nov 10th '26, adding semantic search, AI-powered media analysis, expanded graph intelligence, financial crime capabilities and configurable investigative tools for investigations.
- hiresAug 18, 2026
On Aug 18th '26, Siren announces the appointment of cybercrime investigator Kenrick Bagnall to its Advisory Board in Ireland.
- hiresAug 18, 2026
On Aug 14th '26 in Ireland, Siren appoints national security expert Andrew Borene to its Advisory Board.
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Siren 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 Siren's valuation, stock price, and market status.
Is Siren a public or private company?
Siren is a private company.
What is the current stock price of Siren?
Siren is a private company, so its shares have no public market price. Caplight tracks Siren's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Siren worth (valuation)?
Valuation information for Siren is not publicly available.
Can I buy Siren stock?
Siren shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Siren's last funding round?
Siren's most recent funding round was Strategic on December 2, 2025.
Who are the main investors in Siren?
Key investors in Siren include Atlantic Bridge Capital, European Investment Bank Group.
Will Siren IPO soon?
No public IPO plans have been announced for Siren.
How can I track Siren secondary market activity?
Caplight tracks bids, offers, and trades in Siren's shares on secondary markets.