Bolster
PrivateLast Round
Series B
May 22, 2024
Total Funding Raised
$39M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Bolster is a cybersecurity company that provides an artificial intelligence-driven platform for real-time detection and automated takedown of phishing, fraud, and digital impersonation threats.
Sector
Cybersecurity
Verticals
Threat Intelligence, Application Security, Compliance & Risk, Email Security
Business Model
B2B
Customer Profile
Subscription SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Bolster Comparables
Compare Bolster with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Memcyco | 88% | |
| Redflag AI | 87% | |
| Doppel | 86% | |
Bolster Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | May 22, 2024 | ||||
| Series A Extension | Oct 18, 2022 | ||||
| Series A | Nov 5, 2019 |
Bolster Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Rain Capital | Series A |
| Liberty Global Ventures | Series B, Series A Extension |
| Crosslink Capital | Series B, Series A Extension, Series A |
| M12 - Microsoft's Venture Fund | Series B |
| Cervin Ventures | Series B, Series A Extension |
| Transform Capital | Series B |
| Cheyenne Ventures | Series B, Series A Extension |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 30, 2026
CEO attended RSAC 2026 to discuss fraud landscape.
- Aug 19, 2025
Integrated intelligence platform with ThreatQuotient to detect threats earlier.
Bolster Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Bolster's valuation, stock price, and market status.