# HyperHeat funding: rounds and investors > HyperHeat has raised $3.7M across 2 rounds since 2024. Investors include Possible Ventures, Amadeus APEX Technology Fund and Breakthrough Energy. Source: https://millionrounds.com/company/hyperheat (Millionrounds; every figure on the page links to its filing or article) Germany · [Venture startup](https://millionrounds.com/companies) # Who invested in *HyperHeat* 2 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. Cleantech Climate Tech Manufacturing Follow HyperHeat and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fhyperheat) Funding summary Updated 7 Nov 2026 **$3.7M** raised across 2 rounds since 2024, from 3 sources - **Latest round:** Venture Mar 2025 - **Biggest round:** $3.7M Seed · Nov 2024 - **Investors:** 7 (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. 2025 **$3.7M** Seed **?** Venture - **First round:** Seed, $3.7M - **Biggest round:** $3.7M - **Between rounds:** 3 months ## The rounds - **Mar 2025** Venture **Amount undisclosed** *2 new* *1 returning* [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) [Third Derivative](https://millionrounds.com/fund/third-derivative) [Possible Ventures](https://millionrounds.com/fund/possible-ventures) Source recorded - **Nov 2024** Seed **$3.7M** *5 new* [Amadeus APEX Technology Fund](https://millionrounds.com/fund/amadeus-apex-technology-fund) Lead [Possible Ventures](https://millionrounds.com/fund/possible-ventures) [Finindus](https://millionrounds.com/fund/finindus) [Breakthrough Energy Fellows](https://millionrounds.com/fund/breakthrough-energy-fellows) [E44 Ventures](https://millionrounds.com/fund/e44-ventures) Reported by Silicon Canals and 1 other ## 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. **Seed** 2024 **Venture** 2025 [Possible Ventures](https://millionrounds.com/fund/possible-ventures) [Amadeus APEX Technology Fund](https://millionrounds.com/fund/amadeus-apex-technology-fund) L [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) [Third Derivative](https://millionrounds.com/fund/third-derivative) [Finindus](https://millionrounds.com/fund/finindus) [Breakthrough Energy Fellows](https://millionrounds.com/fund/breakthrough-energy-fellows) [E44 Ventures](https://millionrounds.com/fund/e44-ventures) ## Everyone who backed them [Possible Ventures](https://millionrounds.com/fund/possible-ventures) VC firm **2** rounds [Amadeus APEX Technology Fund](https://millionrounds.com/fund/amadeus-apex-technology-fund) VC firm **1** round, led 1 [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) VC firm **1** round [Third Derivative](https://millionrounds.com/fund/third-derivative) Accelerator **1** round [Finindus](https://millionrounds.com/fund/finindus) VC firm **1** round [Breakthrough Energy Fellows](https://millionrounds.com/fund/breakthrough-energy-fellows) VC firm **1** round [E44 Ventures](https://millionrounds.com/fund/e44-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=hyperheat). ## Also claim to have backed them This firm lists HyperHeat as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [Climate Founders](https://millionrounds.com/fund/climate-founders) VC firm Per its own site ## Quick answers about HyperHeat ### Who invested in HyperHeat? HyperHeat's investors include Possible Ventures, Amadeus APEX Technology Fund, Breakthrough Energy, Third Derivative and Finindus, and 2 more on record. ### How much has HyperHeat raised? HyperHeat has raised $3.7M across 2 rounds since 2024. One round did not disclose an amount, so the total is a floor. ### When did HyperHeat last raise? HyperHeat's most recent round was a Venture in Mar 2025. ### What was HyperHeat's biggest round? HyperHeat's largest round on record is $3.7M (Seed), in Nov 2024, led by Amadeus APEX Technology Fund. ### Who backed HyperHeat first? HyperHeat's first round on record, in Nov 2024, was backed by Amadeus APEX Technology Fund, Possible Ventures and Finindus and 2 others. ### What stage is HyperHeat at? HyperHeat's latest named round is a Venture, in Mar 2025. ### Where is HyperHeat based? HyperHeat is based in Germany. ### Who led HyperHeat's rounds? Amadeus APEX Technology Fund led the Seed in 2024. ## Companies like HyperHeat In the same sector, and raised in the last eighteen months. [**VÆRIDION** $34M · Nov 2026](https://millionrounds.com/company/v-ridion)[**StrollMe** $28M · Oct 2026](https://millionrounds.com/company/strollme)[**NOVUS** Oct 2026](https://millionrounds.com/company/novus)[**Rabot Energy** $50M · Oct 2026](https://millionrounds.com/company/rabot-energy)[**1KOMMA5°** $563M · Oct 2026](https://millionrounds.com/company/1komma5)[**hexafarms** $9.5M · Oct 2026](https://millionrounds.com/company/hexafarms) ## 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