Proxima Fusion
proximafusion.com
$468M
Series A
Francesco Sciortino
CEO & Co-founder
- Sciortino earned his physics PhD at MIT and previously researched plasma at the Max Planck Institute before founding Proxima.
Series AClimate TechDeep TechHiring
37 Climate & Energy companies raised a combined $1.31B across 4 pre-seed, 22 seed, 11 series a. Tracked daily from announcement. Founder contacts and growth signals included.
- Sciortino earned his physics PhD at MIT and previously researched plasma at the Max Planck Institute before founding Proxima.
- Thomas spun Focused Energy out of academic laser-fusion research and assembled a transatlantic team across Darmstadt, Berlin, Austin and San Francisco.
- Andrew built and led Made in Space and Redwire before founding Star Catcher, bringing rare operating experience in commercial in-space manufacturing.
The Climate & Energy sector saw 37 funding rounds tracked on FundedStartupsDaily this year, totalling $1.31B. The median round sits at $12M, with 70% of activity at pre-seed and seed stage and the remaining 30% at Series A and later. Pre-Seed rounds dominate, accounting for 11% of all Climate & Energy activity in 2026.
Geographically, Climate & Energy funding is concentrated in United States, which accounts for 16 of the 37 raises (43%). The remainder is distributed across other regions tracked by FundedStartupsDaily.
The largest Climate & Energy round in 2026 is Proxima Fusion's $468M series a, led by Francesco Sciortino. 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 | Applied Computing appliedcomputing.ai | Series A | $20M | Callum Adamson CEO & Co-founder | United Kingdom | Series A AI-Native Enterprise | |
| 2 | Proxima Fusion proximafusion.com | Series A | $468M | Francesco Sciortino CEO & Co-founder | Germany | Series A Climate Tech Deep Tech | |
| 3 | alqem alqem.ai | Pre-Seed | €8M | Hanh Nguyen CEO & Co-founder | Germany | Pre-Seed Deep Tech Climate Tech | |
| 4 | Companion companion.energy | Seed | €7.8M | Thomas Vyncke Co-founder | Belgium | Seed Climate Tech Enterprise | |
| 5 | Isometric isometric.com | Series A | $40M | Eamon Jubbawy Founder & CEO | United Kingdom | Series A Climate Tech B2B | |
| 6 | encosa encosa.energy | Seed | €25M | Sascha Koberstaedt Co-founder & CEO | Germany | Seed Climate Tech B2B | |
| 7 | New Dawn Bio newdawnbio.com | Pre-Seed | €2.1M | Tom Clement Co-founder & CEO | Netherlands | Pre-Seed Deep Tech Climate Tech | |
| 8 | Evotrex evotrex.com | Series A | $30M | Alex Xiao Co-founder & CEO | United States | Series A Hardware Climate Tech | |
| 9 | GALVANY galvany.energy | Seed | $11M | Raik Belka CEO & Founder | Germany | Seed Climate Tech Profitable | |
| 10 | Endurance Energy enduranceenergy.com | Seed | $25M | Andrew Redd Founder & CEO | United States | Seed Climate Tech Deep Tech | |
| 11 | Terra AI terra.ai | Series A | $20M | John Mern Co-founder & CEO | United States | Series A AI-Native Deep Tech | |
| 12 | Barocal barocal.com | Seed | $10M | Xavier Moya Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 13 | Focused Energy focused-energy.co | Series A | $240M | Thomas Forner Co-founder & President | Germany | Series A Climate Tech Deep Tech | |
| 14 | Shatterdome Energy shatterdomeenergy.com | Pre-Seed | $3.5M | Amann Shariff Founder & CEO | India | Pre-Seed Climate Tech Deep Tech | |
| 15 | GridCARE gridcare.ai | Series A | $64M | Amit Narayan Co-founder & CEO | United States | Series A Climate Tech AI-Native | |
| 16 | Shatterdome Energy shatterdome.energy | Pre-Seed | $3.5M | Amann Shariff Founder & CEO | United States | Pre-Seed Climate Tech AI-Native | |
| 17 | Casimir casimir.inc | Seed | $12M | Harold White Founder & CEO | United States | Seed Deep Tech Climate Tech | |
| 18 | Lithosquare lithosquare.com | Seed | $25M | Aymeric Preveral-Etcheverry Co-founder & CEO | France | Seed Deep Tech Climate Tech | |
| 19 | Casimir casimirspace.com | Seed | $12M | Harold White Founder & CEO | United States | Seed Deep Tech Hardware | |
| 20 | Casimir casimirenergy.com | Seed | $12M | Sonny White Founder & CEO | United States | Seed Deep Tech Climate Tech | |
| 21 | Star Catcher star-catcher.com | Series A | $65M | Andrew Rush CEO & Co-founder | United States | Series A Deep Tech Climate Tech | |
| 22 | Enaxiom enaxiom.com | Seed | $1.8M | Tia Collings CEO & Co-founder | Australia | Seed Climate Tech Deep Tech | |
| 23 | Satellites on Fire satellitesonfire.com | Seed | $2.7M | Franco Rodriguez Viau Co-Founder & CEO | Argentina | Seed Climate Tech AI-Native | |
| 24 | Renewable Metals renewable-metals.com | Series A | $12M | Luan Atkinson CEO | Australia | Series A Climate Tech Deep Tech | |
| 25 | VREY vrey.de | Seed | $3.6M | Julius Pahmeier Co-founder & CEO | Germany | Seed Climate Tech Vertical SaaS | |
| 26 | Exergy3 exergy3.com | Seed | $13.5M | Markus Ronde CEO & Co-founder | United Kingdom | Seed Climate Tech Deep Tech | |
| 27 | Rivan rivan.com | Seed | $34M | Harvey Hodd Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 28 | Plume geoplume.com | Seed | $3.6M | Edouard Labarthe Co-founder | France | Seed Climate Tech YC Backed | |
| 29 | Critical Loop criticalloop.com | Series A | $26M | Balachandar Ramamurthy CEO & Co-Founder | United States | Series A Climate Tech Deep Tech | |
| 30 | Helix Earth helixearthtechnologies.com | Seed | $12M | Rawand Rasheed CEO & Co-founder | United States | Seed Hardware Climate Tech | |
| 31 | Applied Atomics appliedatomics.com | Seed | $8.3M | Ben Kellie CEO & Co-founder | United States | Seed Deep Tech Climate Tech | |
| 32 | ThinkLabs AI thinklabs.ai | Series A | $28M | Josh Wong Founder & CEO | United States | Series A Climate Tech Deep Tech | |
| 33 | Helix Earth helixearth.com | Seed | $12M | Rawand Rasheed Founder & CEO | United States | Seed Climate Tech Revenue-Generating | |
| 34 | Renasens renasens.com | Seed | €10M (~$11.5M) | Jade A. Bouledjouidja Founder & CEO | United Kingdom | Seed Climate Tech Deep Tech | |
| 35 | GoSwap goswap.org | Seed | Undisclosed | Hamza Slimani Founder & CEO | Nigeria | Seed Climate Tech New Market | |
| 36 | Arinna arinnasolar.com | Seed | $4M | Koosha Nazif CEO | United States | Seed Deep Tech Hardware | |
| 37 | Claros claros.tech | Seed | $30M | Daniel Kultran CEO & Co-founder | United States | Seed Hiring Climate Tech |