# BlueFlag Security funding: rounds and investors > BlueFlag Security has raised $24M across 2 rounds since 2026. Investors include Eleven Ventures, Maverick Ventures and Ten Eleven Ventures. Source: https://millionrounds.com/company/blueflag-security (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *BlueFlag Security* 2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. Cybersecurity Raised 8 months ago Funding summary Updated 26 Oct 2026 **$24M** raised across 2 rounds since 2026, from 2 sources **$7.5M** Series A **$17M** Series A - **Latest round:** Series A, $17M Mar 2026 - **Step-up i:** 2.2× - **Investors:** 3 See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2026 2027 **$7.5M** Series A **$17M** Series A - **First round:** Series A, $7.5M - **Biggest round:** $17M - **Between rounds:** 2 months ## The rounds - **Mar 2026** Series A **$17M** *3 returning* [Eleven Ventures](https://millionrounds.com/fund/eleven-ventures-3) [Maverick Ventures](https://millionrounds.com/fund/maverick-ventures) [Ten Eleven Ventures](https://millionrounds.com/fund/ten-eleven-ventures) Source recorded SEC filing: $7.5M sold, first sale Jan 2026 - **Jan 2026** Series A **$7.5M** *3 new* [Eleven Ventures](https://millionrounds.com/fund/eleven-ventures-3) [Maverick Ventures](https://millionrounds.com/fund/maverick-ventures) [Ten Eleven Ventures](https://millionrounds.com/fund/ten-eleven-ventures) Source recorded SEC filing: $7.5M sold, first sale Jan 2026 ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Series A** 2026 **Series A** 2026 [Eleven Ventures](https://millionrounds.com/fund/eleven-ventures-3) [Maverick Ventures](https://millionrounds.com/fund/maverick-ventures) [Ten Eleven Ventures](https://millionrounds.com/fund/ten-eleven-ventures) ## Everyone who backed them [Eleven Ventures](https://millionrounds.com/fund/eleven-ventures-3) VC firm **2** rounds [Maverick Ventures](https://millionrounds.com/fund/maverick-ventures) VC firm **2** rounds [Ten Eleven Ventures](https://millionrounds.com/fund/ten-eleven-ventures) VC firm **2** rounds Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=blueflag-security). ## Quick answers about BlueFlag Security ### Who invested in BlueFlag Security? BlueFlag Security's investors include Eleven Ventures, Maverick Ventures and Ten Eleven Ventures. ### How much has BlueFlag Security raised? BlueFlag Security has raised $24M across 2 rounds since 2026. ### When did BlueFlag Security last raise? BlueFlag Security's most recent round was a Series A of $17M in Mar 2026. ### What was BlueFlag Security's biggest round? Its most recent round, $17M in Mar 2026, is also its largest on record. ### Who backed BlueFlag Security first? BlueFlag Security's first round on record, in Jan 2026, was backed by Eleven Ventures, Maverick Ventures and Ten Eleven Ventures. ### What stage is BlueFlag Security at? BlueFlag Security's latest named round is a Series A, in Mar 2026. ### Where is BlueFlag Security based? BlueFlag Security is based in the United States. ## Companies like BlueFlag Security In the same sector, and raised in the last eighteen months. [**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Opsin** $21M · Oct 2026](https://millionrounds.com/company/opsin)[**Harmonic Security** $68M · Oct 2026](https://millionrounds.com/company/harmonic-security)[**Reach Security** $60M · Oct 2026](https://millionrounds.com/company/reach-security)[**Persona** $210M · Oct 2026](https://millionrounds.com/company/persona)[**Hilt** $4.7M · Oct 2026](https://millionrounds.com/company/hilt) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app