# 75F funding: rounds and investors > 75F has raised $63M across 2 rounds since 2019. Investors include Breakthrough Energy, Climate Initiative and Revolution. Every round with its source. Source: https://millionrounds.com/company/75f (Millionrounds; every figure on the page links to its filing or article) United States · [Series B startup](https://millionrounds.com/companies) # Who invested in *75F* 2 rounds we have observed, with the 6 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. Hardware & Electronics Proptech Funding summary Updated 26 Oct 2026 **$63M** raised across 2 rounds since 2019, from 2 sources **$18M** Series A **$45M** Series B - **Latest round:** Series B, $45M Feb 2025 - **Step-up i:** 2.5× - **Investors:** 6 (2 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. 2020 2021 2022 2023 2024 2025 **$18M** Series A **$45M** Series B - **First round:** Series A, $18M - **Biggest round:** $45M - **Between rounds:** 5.4 years ## The rounds - **Feb 2025** Series B **$45M** *2 new* *1 returning* [Revolution](https://millionrounds.com/fund/revolution) [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) [Evergreen Climate Innovations](https://millionrounds.com/fund/evergreen-climate-innovations) Source recorded - **Sept 2019** Series A **$18M** *4 new* [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) Lead Climate Initiative Lead [Building Ventures](https://millionrounds.com/fund/building-ventures) [Clean Energy Trust](https://millionrounds.com/fund/clean-energy-trust) Reported by FinSMEs SEC filing: $18M sold, first sale Jun 2019 ## 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** 2019 **Series B** 2025 [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) L Climate Initiative L [Revolution](https://millionrounds.com/fund/revolution) [Evergreen Climate Innovations](https://millionrounds.com/fund/evergreen-climate-innovations) [Building Ventures](https://millionrounds.com/fund/building-ventures) [Clean Energy Trust](https://millionrounds.com/fund/clean-energy-trust) ## Everyone who backed them [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) VC firm **2** rounds, led 1 Climate Initiative no record of our own yet **1** round, led 1 [Revolution](https://millionrounds.com/fund/revolution) VC firm **1** round [Evergreen Climate Innovations](https://millionrounds.com/fund/evergreen-climate-innovations) VC firm **1** round [Building Ventures](https://millionrounds.com/fund/building-ventures) VC firm **1** round [Clean Energy Trust](https://millionrounds.com/fund/clean-energy-trust) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=75f). ## Also claim to have backed them These 3 firms list 75F 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. [Climate Investment](https://millionrounds.com/fund/climate-investment-ci) VC firm Per its own site [Gopher Angels](https://millionrounds.com/fund/gopher-angels) Angel network Per its own site [Jayesh Parekh](https://millionrounds.com/fund/jayesh-parekh) Angel Per its own site ## Quick answers about 75F ### Who invested in 75F? 75F's investors include Breakthrough Energy, Climate Initiative, Revolution, Evergreen Climate Innovations and Building Ventures, and 1 more on record. ### How much has 75F raised? 75F has raised $63M across 2 rounds since 2019. ### When did 75F last raise? 75F's most recent round was a Series B of $45M in Feb 2025. ### What was 75F's biggest round? Its most recent round, $45M in Feb 2025, is also its largest on record. ### Who backed 75F first? 75F's first round on record, in Sept 2019, was backed by Breakthrough Energy, Climate Initiative and Building Ventures and 1 others. ### What stage is 75F at? 75F's latest named round is a Series B, in Feb 2025. ### Where is 75F based? 75F is based in the United States. ### Who led 75F's rounds? Breakthrough Energy led the Series A in 2019. ## Companies like 75F In the same sector, and raised in the last eighteen months. [**MARC** $5.0M · Oct 2026](https://millionrounds.com/company/marc)[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)[**DrizzleX** $9.1M · Oct 2026](https://millionrounds.com/company/drizzlex)[**Tenstorrent** $3.0B · Oct 2026](https://millionrounds.com/company/tenstorrent)[**Homa** $5.0M · Oct 2026](https://millionrounds.com/company/homa)[**Sabi** $50M · Oct 2026](https://millionrounds.com/company/sabi) ## 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