Top Early-Stage Sustainability Tech Raises
Terraform Industries, Voltify, and All3 lead a wave of industrial deep-tech funding. We analyze the shift toward hardtech and energy infrastructure.
- 01Energy • Natural Resources•California$37.8MSeed
Terraform Industries, a startup that makes natural gas from air and electricity, raised $37.75M in a seed financing close.
- 02Energy • Sustainability•Pennsylvania$30MSeed
Voltify, an energy infrastructure and rail electrification startup, raised $30 million in a Seed round led by Aleph and Fortescue with participation from the Menomadin fund of Haim Taib, Jimpact, The Dock, Yasmin Lukatz, and Chemi Peres
- 03Manufacturing • Natural Resources•California$18MSeed
Vital Lyfe, a portable water-making startup, raised over $18 M in seed equity plus additional debt financing (totaling $24 M) led by Interlagos and General Catalyst with participation from Generational Partners, Cantos, Space VC, and Also Capital.
- 04Energy • Sustainability•Massachusetts$14.6MSeed
Sora Fuel, an air-to-jet fuel technology startup, raised $14.6M in a seed round co-led by Inspired Capital and Spero Ventures
- 05Energy • Sustainability•Edinburgh, City of$13.5MSeed
Exergy3, an Edinburgh-based clean-tech company developing thermal energy storage solutions, raised £10M in a Seed round led by Axeleo Capital with participation from Bayern Kapital, Kibo Invest, Scottish Enterprise, Zero Carbon Capital and Old College Capital.
- 06Energy • Science and Engineering•Rhode Island$12MSeed
Project Omega, a nuclear-fuel recycling startup, raised a $12 million seed round led by Starship Ventures with participation from Mantis Ventures, Buckley Ventures, Decisive Point, Slow Ventures, and others.
- 07Manufacturing • Real Estate•Texas$12MSeed
Helix Earth Technologies, a Houston-based hardware company, raised $12 million in an oversubscribed Seed 2 round led by Veriten with participation from Rua Ventures, Carnrite Ventures, Skywriter LLC, Textbook Ventures and others.
- 08Manufacturing • Sustainability•Stockholms Lan$11.6MSeed
Renasens, a Sweden-based deeptech textile recycling startup, raised €10M in a seed round led by Extantia with participation from Course Corrected VC and continued backing from Norrsken Launcher
- 09Energy • Other•Stockholms Lan$11.3MSeed
Skye, an industrial energy-optimisation startup, raised a SEK 105 m (~$11 m) seed round from Transition VC, Illusian Founder Office, byFounders, Emblem and Course Corrected.
- 10Manufacturing • Science and Engineering•Luxembourg$8.7MSeed
Advanced-materials recycler Uplift360 raised a €7.4 million Seed round led by Extantia with participation from NATO Innovation Fund, Promus Ventures and Fund F.
- 11Biotechnology • Science and Engineering•Aquitaine$8.3MSeed
Biopolymer startup Dionymer raised a €7 million seed round from UI Investissement, BNP Paribas Développement, Bpifrance (French Tech Seed), NACO/M Capital, Irdi Capital Investissement, Aquiti Gestion, AFI Venture and Resiliance.
- 12Energy • Science and Engineering•Alaska$8.3MSeed
Applied Atomics, nuclear power developer, raised $8.3M in an oversubscribed seed round led by Transition VC with Morpheus Ventures, Alpaca VC and other investors
- 13Energy • Sustainability•Lombardia$8.2MSeed
Long-duration energy storage startup Sinergy Flow raised a €7M seed round led by CDP Venture Capital SGR with participation from 360 Capital, Tech4Planet, and Exergon.
- 14Energy • Manufacturing•Sachsen-Anhalt$7.6MSeed
Litherm Technologies raised a >€6.5 M seed round from bmp Ventures (IBG-Fonds), Graymont, SkreenHouse Ventures, Kalkfabrik Netstal AG, Zeitinger Invest, Breakthrough Energy Foundation, and UnternehmerTUM Funding for Innovators.
- 15Consumer Electronics • Energy•New York$7.5MSeed
Coral, a climate-fintech platform for energy-efficient building upgrades, raised a $7.5 M seed round led by ResilienceVC with Twelve Below, Floating Point, Accion Ventures, Blackhorn Ventures, Remarkable Ventures, New Climate Ventures and Watsco Ventures participating.
- 16Science and Engineering • Sustainability•California$7.5MSeed
Ammonia-tech startup Ammobia raised a $7.5 million seed round from ALIAD (Air Liquide), Chevron Technology Ventures, Chiyoda Corporation, MOL Switch, and Shell Ventures.
- 17Energy • Information Technology•California$7MSeed
Distributed-energy API startup Derapi raised a $7 million seed round led by Earthshot Ventures with participation from Tuesday Capital, Susquehanna Sustainable Investments, WYVC, Breakthrough Venture Capital, WovenEarth Ventures, Radicle Impact, Raisewell Ventures, E8 Angels, GreenSky Capital, Aurora Venture Investments, and others.
- 18Artificial Intelligence (AI) • Data and Analytics•Karnataka$6.7MSeed
Pranos Fusion, a deep-tech fusion energy startup, raised $6.8 million in a seed funding round co-led by pi Ventures and Ankur Capital with participation from Industrial47 and angel investors including Lalit Keshre, the founders of Razorpay, and Bhukhanwala Industries.
- 19Information Technology • Science and Engineering•Bayern$5.8MSeed
AIRMO, a methane-monitoring space-tech startup, raised a €5 M seed round led by Ananda ImpactVentures with participation from Unconventional Ventures, kopa ventures, Desai Ventures, Hypernova / New Venture Securities and others.
- 20Energy • Natural Resources•Catalonia$5.8MSeed
Amelia, a digital solar construction startup, raised a €5 M seed round led by Actyus and Sabadell Venture Capital with participation from business angels and other investors.
