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Top 47 Green Energy startups in France
Sep 09, 2025 | By Alexander Gillet | 19 |
1
Funding: €3M
EPYR is an energy technology company focused on advancing large-scale industrial decarbonization and sovereignty.
EPYR is an energy technology company focused on advancing large-scale industrial decarbonization and sovereignty.
2
Funding: €3.8B
Verkor manufactures low-carbon batteries, targeting the electric mobility markets.
Verkor manufactures low-carbon batteries, targeting the electric mobility markets.
3
Funding: €900M
Orano is focusing its attention on the recovery of nuclear materials and the management of nuclear waste to generate safe, low-carbon electricity. With significant expertise in the nuclear fuel cycle, they offer customers tailor-made solutions for every stage of nuclear power generation, from mining, conversion, enrichment, recycling, logistics, and engineering to decommissioning and dismantling.
Orano is focusing its attention on the recovery of nuclear materials and the management of nuclear waste to generate safe, low-carbon electricity. With significant expertise in the nuclear fuel cycle, they offer customers tailor-made solutions for every stage of nuclear power generation, from mining, conversion, enrichment, recycling, logistics, and engineering to decommissioning and dismantling.
4
Funding: €200M
HysetCo is a pioneering hydrogen mobility start-up that helps its clients shift to zero-emission transportation.
HysetCo is a pioneering hydrogen mobility start-up that helps its clients shift to zero-emission transportation.
5
Funding: €52.5M
METRON's unique AI, supported by Machine Learning and ontologies, is fully context-aware and provides unrivaled insight into energy usage. METRON-EVA, the "Energy Virtual Assistant", collaborates with experts on energy intelligence strategies.
METRON's unique AI, supported by Machine Learning and ontologies, is fully context-aware and provides unrivaled insight into energy usage. METRON-EVA, the "Energy Virtual Assistant", collaborates with experts on energy intelligence strategies.
6
Funding: €48M
Qarnot designs and develops Q.rad, a computing heater embedding microprocessors as a heat source and connected to the Internet.
Qarnot designs and develops Q.rad, a computing heater embedding microprocessors as a heat source and connected to the Internet.
7
Funding: €47.5M
ekWateur provides an innovative and truly seamless customer experience in a collaborative environment, while offering a 100% green energy at a competitive price. The company also has an ambitious and clear vision for energy services development to complement its energy retail business.
ekWateur provides an innovative and truly seamless customer experience in a collaborative environment, while offering a 100% green energy at a competitive price. The company also has an ambitious and clear vision for energy services development to complement its energy retail business.
8
Funding: €47M
Renaissance Fusion is a high-temperature superconductor and stellarator company. Unlike most nuclear fusion experiments that are based on tokamaks, Renaissance Fusion is working on a stellarator reactor.
Renaissance Fusion is a high-temperature superconductor and stellarator company. Unlike most nuclear fusion experiments that are based on tokamaks, Renaissance Fusion is working on a stellarator reactor.
9
Funding: €42.8M
NAWATechnologies has developed an innovative, economically competitive Ultra-Fast Carbon battery, applied nanotechnology.
NAWATechnologies has developed an innovative, economically competitive Ultra-Fast Carbon battery, applied nanotechnology.
10
Funding: €25M
Hexana intends to develop an AMR based on the sodium-cooled fast reactor technology that incorporates a high-temperature storage device.
Hexana intends to develop an AMR based on the sodium-cooled fast reactor technology that incorporates a high-temperature storage device.
11
Funding: €20M
Effy is a France based energy renovation company. The company workes on energy renovation for public buildings, residential buildings and industrial facilities
Effy is a France based energy renovation company. The company workes on energy renovation for public buildings, residential buildings and industrial facilities
12
Funding: $20M
Beyond Aero is developing a zero-emission private aircraft powered by hydrogen-electric propulsion.
Beyond Aero is developing a zero-emission private aircraft powered by hydrogen-electric propulsion.
13
Funding: €19M
BeFC Bioenzymatic Fuel Cells provide Eco-friendly paper-based bio-enzymatic fuel cells for sustainable energy generation.
BeFC Bioenzymatic Fuel Cells provide Eco-friendly paper-based bio-enzymatic fuel cells for sustainable energy generation.
14
Funding: €18.8M
Qairos Energies turns hemp biomass to hydrogen that will be converted into electricity for fuel cells to power buses and trains.
Qairos Energies turns hemp biomass to hydrogen that will be converted into electricity for fuel cells to power buses and trains.
15
Funding: €18M
Ensol is en electricity company providing solar systems to homeowners in France.
Ensol is en electricity company providing solar systems to homeowners in France.
16
Funding: €16.2M
Ergosup has developed an innovative process for producing high pressure hydrogen on site for refueling hydrogen fuel vehicles.
Ergosup has developed an innovative process for producing high pressure hydrogen on site for refueling hydrogen fuel vehicles.
17
Funding: €16.2M
HySiLabs offers hydrogen-based liquid fuel, which is stable, non-toxic, non-explosive, generates no emissions, and can be stored, enabling customers to use it for different applications at room temperature.
HySiLabs offers hydrogen-based liquid fuel, which is stable, non-toxic, non-explosive, generates no emissions, and can be stored, enabling customers to use it for different applications at room temperature.
18
Funding: €16.5M
ETC specializes in thermal storage, energetic efficiency, industrial wastes recovery high valuation and advanced materials characterization.
ETC specializes in thermal storage, energetic efficiency, industrial wastes recovery high valuation and advanced materials characterization.
19
Funding: €15M
Jimmy specializes in designing and operating thermal generators that replace fossil fuels, enabling clients to get an effective and massively applicable alternative to decarbonize process heat in the short term and is cheaper than fossil fuels
Jimmy specializes in designing and operating thermal generators that replace fossil fuels, enabling clients to get an effective and massively applicable alternative to decarbonize process heat in the short term and is cheaper than fossil fuels
20
Funding: €14M
WATTALPS’ goal is to offer a range of standard and modular products so as to make their integration into vehicles or charging stations faster, more efficient and more cost effective.
WATTALPS’ goal is to offer a range of standard and modular products so as to make their integration into vehicles or charging stations faster, more efficient and more cost effective.
