# Buzz Solutions funding: rounds and investors > Buzz Solutions has raised $25M across 3 rounds since 2024. Investors include Ulu Ventures, MaC Venture Capital and Blackhorn Ventures. Source: https://millionrounds.com/company/buzz-solutions (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *Buzz Solutions* 3 rounds we have observed, with the 5 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 Big Data & Analytics Construction Energy Raised 3 months ago Funding summary Updated 26 Oct 2026 **$25M** raised across 3 rounds since 2024, from 3 sources **$5.0M** Venture **$100K** Grant **$20M** Series A - **Latest round:** Series A, $20M Aug 2026 - **Led by:** S3 Ventures - **Step-up i:** 200× - **Investors:** 5 (1 led) 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. 2024 2025 2026 **$5.0M** Venture **$100K** Grant **$20M** Series A - **First round:** Venture, $5.0M - **Biggest round:** $20M - **Usual gap between rounds:** 2.3 years ## The rounds - **Aug 2026** Series A **$20M** *1 new* [S3 Ventures](https://millionrounds.com/fund/s3-ventures) Lead Reported by MaC Venture Capital - **Jun 2026** Grant **$100K** *1 new* *3 returning* [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) [Ulu Ventures](https://millionrounds.com/fund/ulu-ventures) [MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) [Blackhorn Ventures](https://millionrounds.com/fund/blackhorn-ventures) Source recorded - **Feb 2024** Venture **$5.0M** *3 new* [Ulu Ventures](https://millionrounds.com/fund/ulu-ventures) [MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) [Blackhorn Ventures](https://millionrounds.com/fund/blackhorn-ventures) Source recorded SEC filing: $5.0M sold, first sale Feb 2024 ## 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** 2024 **Grant** 2026 **Series A** 2026 [Ulu Ventures](https://millionrounds.com/fund/ulu-ventures) [MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) [Blackhorn Ventures](https://millionrounds.com/fund/blackhorn-ventures) [S3 Ventures](https://millionrounds.com/fund/s3-ventures) L [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) ## Everyone who backed them [Ulu Ventures](https://millionrounds.com/fund/ulu-ventures) VC firm **2** rounds [MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) VC firm **2** rounds [Blackhorn Ventures](https://millionrounds.com/fund/blackhorn-ventures) VC firm **2** rounds [S3 Ventures](https://millionrounds.com/fund/s3-ventures) VC firm **1** round, led 1 [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=buzz-solutions). ## Also claim to have backed them These 4 firms list Buzz Solutions as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [NCT Ventures](https://millionrounds.com/fund/nct-ventures) VC firm Per its own site [advisors.fund](https://millionrounds.com/fund/advisors-fund) VC firm Per its own site [Vodia Ventures](https://millionrounds.com/fund/vodia-ventures-2) VC firm Per its own site [SeedFolio](https://millionrounds.com/fund/seedfolio) VC firm Per its own site ## Quick answers about Buzz Solutions ### Who invested in Buzz Solutions? Buzz Solutions's investors include Ulu Ventures, MaC Venture Capital, Blackhorn Ventures, S3 Ventures and Hearst Ventures. S3 Ventures led its latest round. ### How much has Buzz Solutions raised? Buzz Solutions has raised $25M across 3 rounds since 2024. ### When did Buzz Solutions last raise? Buzz Solutions's most recent round was a Series A of $20M in Aug 2026, led by S3 Ventures. ### What was Buzz Solutions's biggest round? Its most recent round, $20M in Aug 2026, is also its largest on record. ### Who backed Buzz Solutions first? Buzz Solutions's first round on record, in Feb 2024, was backed by Ulu Ventures, MaC Venture Capital and Blackhorn Ventures. ### What stage is Buzz Solutions at? Buzz Solutions's latest named round is a Series A, in Aug 2026. ### Where is Buzz Solutions based? Buzz Solutions is based in the United States. ### Who led Buzz Solutions's rounds? S3 Ventures led the Series A in 2026. ## Companies like Buzz Solutions In the same sector, and raised in the last eighteen months. [**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**STRIVE** $1.3B · Oct 2026](https://millionrounds.com/company/strive)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy) ## 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