20 Climate & Energy companies raised a combined $313.5M across 15 seed, 5 series a. Tracked daily from announcement. Founder contacts and growth signals included.
- Andrew built and led Made in Space and Redwire before founding Star Catcher, bringing rare operating experience in commercial in-space manufacturing.
- Harvey Hodd is a serial founder whose last two companies Blueprint and Relo were acquired by Klaviyo in 2022 and Relay Commerce in 2024.
- Former CTO at Epirus, an AI-powered directed-energy defense company, where he built deep expertise in power delivery hardware for compute-heavy applications
The Climate & Energy sector saw 20 funding rounds tracked on FundedStartupsDaily this year, totalling $313.5M. The median round sits at $12M, with 75% of activity at pre-seed and seed stage and the remaining 25% at Series A and later. Seed rounds dominate, accounting for 75% of all Climate & Energy activity in 2026.
Geographically, Climate & Energy funding is concentrated in United States, which accounts for 9 of the 20 raises (45%). The remainder is distributed across other regions tracked by FundedStartupsDaily.
The largest Climate & Energy round in 2026 is Star Catcher's $65M series a, led by Andrew Rush. Climate & Energy activity accelerated through Apr, when raises jumped to 9 announcements.
Every entry on this page is sourced from public funding announcements, then enriched with founder LinkedIn handles, company websites, and growth signals. If you're a founder, operator, salesperson, or recruiter tracking Climate & Energy, this page updates every weekday with new rounds.
| # | Company | Stage | Raised | Founder / CEO | Region | Signals | Links |
|---|---|---|---|---|---|---|---|
| 1 | Casimir casimirenergy.com | Seed | $12M | Sonny White Founder & CEO | United States | Seed Deep Tech Climate Tech | |
| 2 | Star Catcher star-catcher.com | Series A | $65M | Andrew Rush CEO & Co-founder | United States | Series A Deep Tech Climate Tech | |
| 3 | Enaxiom enaxiom.com | Seed | $1.8M | Tia Collings CEO & Co-founder | Australia | Seed Climate Tech Deep Tech | |
| 4 | Lithosquare lithosquare.com | Series A | $25M | Aymeric Preveral-Etcheverry Co-founder and CEO | France | Series A Climate Tech Deep Tech | |
| 5 | Barocal barocal.com | Seed | $10M | Xavier Moya Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 6 | Satellites on Fire satellitesonfire.com | Seed | $2.7M | Franco Rodriguez Viau Co-Founder & CEO | Argentina | Seed Climate Tech AI-Native | |
| 7 | Renewable Metals renewable-metals.com | Series A | $12M | Luan Atkinson CEO | Australia | Series A Climate Tech Deep Tech | |
| 8 | VREY vrey.de | Seed | $3.6M | Julius Pahmeier Co-founder & CEO | Germany | Seed Climate Tech Vertical SaaS | |
| 9 | Exergy3 exergy3.com | Seed | $13.5M | Markus Ronde CEO & Co-founder | United Kingdom | Seed Climate Tech Deep Tech | |
| 10 | Rivan rivan.com | Seed | $34M | Harvey Hodd Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 11 | Plume geoplume.com | Seed | $3.6M | Edouard Labarthe Co-founder | France | Seed Climate Tech YC Backed | |
| 12 | Critical Loop criticalloop.com | Series A | $26M | Balachandar Ramamurthy CEO & Co-Founder | United States | Series A Climate Tech Deep Tech | |
| 13 | Helix Earth helixearthtechnologies.com | Seed | $12M | Rawand Rasheed CEO & Co-founder | United States | Seed Hardware Climate Tech | |
| 14 | Applied Atomics appliedatomics.com | Seed | $8.3M | Ben Kellie CEO & Co-founder | United States | Seed Deep Tech Climate Tech | |
| 15 | ThinkLabs AI thinklabs.ai | Series A | $28M | Josh Wong Founder & CEO | United States | Series A Climate Tech Deep Tech | |
| 16 | Helix Earth helixearth.com | Seed | $12M | Rawand Rasheed Founder & CEO | United States | Seed Climate Tech Revenue-Generating | |
| 17 | Renasens renasens.com | Seed | â¬10M (~$11.5M) | Jade A. Bouledjouidja Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 18 | GoSwap goswap.org | Seed | Undisclosed | Hamza Slimani Founder & CEO | Nigeria | Seed Climate Tech New Market | |
| 19 | Arinna arinnasolar.com | Seed | $4M | Koosha Nazif CEO | United States | Seed Deep Tech Hardware | |
| 20 | Claros claros.tech | Seed | $30M | Daniel Kultran CEO & Co-founder | United States | Seed Hiring Climate Tech |