# Boom funding: rounds and investors > Boom has raised $40M across 4 rounds since 2021. Investors include Everywhere Ventures, Company Ventures and Reach. Every round with its source. Source: https://millionrounds.com/company/boom (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *Boom* 4 rounds we have observed, with the 7 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. AI Raised 3 months ago Funding summary Updated 26 Oct 2026 **$40M** raised across 4 rounds since 2021, from 4 sources **$7.5M** Venture **$4.5M** Seed **$13M** Series A **$15M** Series A - **Latest round:** Series A, $15M Aug 2026 - **Investors:** 7 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. 2022 2023 2024 2025 2026 **$7.5M** Venture **$4.5M** Seed **$13M** Series A **$15M** Series A - **First round:** Venture, $7.5M - **Biggest round:** $15M - **Usual gap between rounds:** 17 months ## The rounds - **Aug 2026** Series A **$15M** *2 new* *2 returning* [Everywhere Ventures](https://millionrounds.com/fund/everywhere-ventures) [S3 Ventures](https://millionrounds.com/fund/s3-ventures) [Company Ventures](https://millionrounds.com/fund/ag-ventures) [Mischief](https://millionrounds.com/fund/mischief) Source recorded - **Oct 2025** Series A **$13M** *1 new* [Reach](https://millionrounds.com/fund/reach) Source recorded - **May 2023** Seed **$4.5M** *3 new* [Everywhere Ventures](https://millionrounds.com/fund/everywhere-ventures) [Clocktower Ventures](https://millionrounds.com/fund/clocktower-ventures) [Company Ventures](https://millionrounds.com/fund/ag-ventures) Source recorded - **Dec 2021** Venture **$7.5M** *1 new* [United Ventures](https://millionrounds.com/fund/united-ventures) Source recorded ## 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. **Venture** 2021 **Seed** 2023 **Series A** 2025 **Series A** 2026 [Everywhere Ventures](https://millionrounds.com/fund/everywhere-ventures) [Company Ventures](https://millionrounds.com/fund/ag-ventures) [Reach](https://millionrounds.com/fund/reach) [Clocktower Ventures](https://millionrounds.com/fund/clocktower-ventures) [S3 Ventures](https://millionrounds.com/fund/s3-ventures) [Mischief](https://millionrounds.com/fund/mischief) [United Ventures](https://millionrounds.com/fund/united-ventures) ## Everyone who backed them [Everywhere Ventures](https://millionrounds.com/fund/everywhere-ventures) VC firm **2** rounds [Company Ventures](https://millionrounds.com/fund/ag-ventures) VC firm **2** rounds [Reach](https://millionrounds.com/fund/reach) VC firm **1** round [Clocktower Ventures](https://millionrounds.com/fund/clocktower-ventures) VC firm **1** round [S3 Ventures](https://millionrounds.com/fund/s3-ventures) VC firm **1** round [Mischief](https://millionrounds.com/fund/mischief) VC firm **1** round [United Ventures](https://millionrounds.com/fund/united-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=boom). ## Quick answers about Boom ### Who invested in Boom? Boom's investors include Everywhere Ventures, Company Ventures, Reach, Clocktower Ventures and S3 Ventures, and 2 more on record. ### How much has Boom raised? Boom has raised $40M across 4 rounds since 2021. ### When did Boom last raise? Boom's most recent round was a Series A of $15M in Aug 2026. ### What was Boom's biggest round? Its most recent round, $15M in Aug 2026, is also its largest on record. ### Who backed Boom first? Boom's first round on record, in Dec 2021, was backed by United Ventures. ### What stage is Boom at? Boom's latest named round is a Series A, in Aug 2026. ### Where is Boom based? Boom is based in the United States. ## Companies like Boom In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor) ## 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