61 Best Energy Nuclear Startups in France to Watch in 2025

The Definitive Seedtable Ranking of Energy Nuclear Startups in France

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 61 start-ups with an aggregate funding of $2.8b. The average funding per company in this subset is $46.4m.

Last update to the database: Feb 18, 2025. See changelog.

See all results for this search

Track over 71,000 companies

Discover
Fast-growing Global startups

Seedtable uses technology and people to track over 71,000 companies to help you find the right ones to partner with.

Pricing + Sign up

5

Funding Rounds

$140.5m

Money raised

Pasqal is a company building programmable quantum simulators and quantum computers made of 2D and 3D arrays of neutral atoms.

Location:

Key people:

2

Funding Rounds

$49.2m

Money raised

Renaissance Fusion is a nuclear fusion reactor manufacturer founded in 2020 by Francesco A Volpe.

Location:

Key people:

1

Funding Rounds

$14.5m

Money raised

VALOREM is a Bègles-based renewable energy company founded in 1994.

Industries:

Location:

5

Funding Rounds

$71.7m

Money raised

Twaice delivers solutions based on digital twins to reduce battery development and testing costs as well as to increase battery reliability and lifetime.

3

Funding Rounds

$49.0m

Money raised

H3 Dynamics is a Toulouse-based company focused on the development of hydrogen technology and telerobotics drones.

Location:

Key people:

4

Funding Rounds

$15.0m

Money raised

GreenCom Networks is a Munich-based software company developing white-label solutions for the utility and energy service industry.

1

Funding Rounds

$3.0m

Money raised

Software platform and professional services for complex systems modeling and simulation, targeting in particular energy networks and urban planning applications.

6

Funding Rounds

$67.2m

Money raised

Metron is an industrial energy management solutions provider founded in 2013 by Vincent Sciandra.

Location:

Key people:

3

Funding Rounds

$8.8m

Money raised

Data management solution providing access to data for autonomous driving.

1

Funding Rounds

$200.0m

Money raised

Kpler is a fast-growing data & analytics firm on a mission to facilitate efficient and sustainable trade.

3

Funding Rounds

$14.9m

Money raised

Platform providing homes and buildings with both electricity and hot water through solar technology.

Location:

Key people:

2

Funding Rounds

$68.4m

Money raised

Data analytics platform aiding global energy market participants in making better investment decisions.

1

Funding Rounds

$5.3m

Money raised

Dracula Technologies is a company that generates sustainable energy.

Location:

Key people:

2

Funding Rounds

$120.0k

Money raised

A company developing and manufacturing large scale thermodynamic energy storage systems

Location:

Key people:

3

Funding Rounds

$5.9m

Money raised

Manufacturer of sustainable refrigeration products intended for domestic, commercial, and health care use. The company offers sustainable refrigeration equipment using solar energy to power refrigerators with round-the-clock cooling without access to on-grid electricity.

3

Funding Rounds

$12.1m

Money raised

Lancey Energy Storage is a company founded in 2016 by Gilles Moreau.

6

Funding Rounds

$200.0m

Money raised

Sweep is a developers of carbon emissions tracking software.

4

Funding Rounds

$354.1m

Money raised

Platform that helps real estate owners reduce their carbon footprints.

1

Funding Rounds

$10.0m

Money raised

ForePaas is a France-based company developing an end-to-end, multi-cloud platform to build, deploy, and scale data applications and algorithms.

1

Funding Rounds

$226.0k

Money raised

ROSI is a Grenoble-based company.

Location:

Key people:

4

Funding Rounds

$114.0m

Money raised

ZE Energy is a producer of renewable energy founded in 2019.

2

Funding Rounds

$43.0m

Money raised

Fairmat is creating a sustainable future for carbon fiber composite.

3

Funding Rounds

$16.8m

Money raised

Platform rewarding ecological awareness through sustainable development initiatives.

3

Funding Rounds

$12.7m

Money raised

Cloud-based software for managing field services in complex industries like nuclear and oil & gas.

3

Funding Rounds

$60.0m

Money raised

Shipping wind power company designing and delivering wind propulsion systems for maritime transport.

2

Funding Rounds

$9.7m

Money raised

The intelligent energy and regulatory diagnosis of tertiary and industrial buildings for better asset management.

1

Funding Rounds

$2.1m

Money raised

Platform providing a smooth and easy customer experience in an engaging environment.

1

Funding Rounds

$6.3m

Money raised

ETC specializes in thermal storage, energetic efficiency, industrial wastes recovery high valuation and advanced materials characterization.

1

Funding Rounds

$23.6m

Money raised

Neoen is a Paris-based power producer operating power plants based on renewable energies.

3

Funding Rounds

$42.9m

Money raised

Newheat is a renewable thermal energy founded in 2015 by Pierre Delmas.

1

Funding Rounds

$32.0m

Money raised

Microphyt researches, develops, produces, and markets natural algae-based products that contribute to weight loss and to brain health.

Industries:

Location:

2

Funding Rounds

$348.0m

Money raised

Electra is a fast-charging network for electric vehicles founded in 2021.

3

Funding Rounds

$88.0m

Money raised

Lhyfe is a hydrogen production and distribution company.

1

Funding Rounds

$130.0m

Money raised

Flying Whales is a French company established in 2012 to develop and industrialize a 60 tons Large Capacity Airship.

2

Funding Rounds

$18.2m

Money raised

Technology startup providing services and sensing solutions for hyper-local air quality.

1

Funding Rounds

$19.0m

Money raised

RED Horticulture specializes in horticulture LED lighting systems, photobiology research, and indoor and greenhouse lighting.

1

Funding Rounds

$5.3m

Money raised

Optimization platform using AI and Hybrid AI algorithms.

1

Funding Rounds

$3.6m

Money raised

Sopht is the first GreenOps platform to decarbonize corporate IT.

1

Funding Rounds

$1.7m

Money raised

WattPark has designed a bookable and monetizable charge point fully controlled by a mobile application.

3

Funding Rounds

$19.5m

Money raised

ForCity Platform is a France-based company founded in 2014 by Laurent LE BRETON.

1

Funding Rounds

$10.9m

Money raised

Flying water car ecosystem offering innovative water transportation solutions.

1

Funding Rounds

$5.8m

Money raised

Sweetch Energy is a renewable energy company specialising in osmotic energy.

1

Funding Rounds

$82.6k

Money raised

Skipper NDT is a company founded in 2016 by Maher Kassir.

1

Funding Rounds

$2.2m

Money raised

HSL Technologies is an Aix-en-Provence, France-based company developing hydrogen supply and transportation technologies.

1

Funding Rounds

Noova is an e-commerce platform for innovative products founded in 2015.

Location:

Zeplug is a company founded in 2014.

1

Funding Rounds

$4.0m

Money raised

Lixo is a technologies for circular economy founded in 2019.

1

Funding Rounds

$2.0m

Money raised

Platform helping businesses minimize the environmental impact of their digital activities.

1

Funding Rounds

$250.0m

Money raised

Driveco is a EV charging manufacturer founded in 2009.

1

Funding Rounds

$20.0m

Money raised

Service providing waste sorting, collection, and recycling for Parisian restaurants.

1

Funding Rounds

$950.0k

Money raised

Biodiv-Wind is a fauna technology company founded in 2014.

1

Funding Rounds

$12.2m

Money raised

WattAlps is a lithium-ion battery manufacturer founded in 2018 by Jean-Noel Carminati, Matthieu Desbois-Renaudin and Manuel Ronco.

Location:

Key people:

1

Funding Rounds

SaaS platform providing tools to assess and analyze building deterioration.

1

Funding Rounds

$880.0k

Money raised

Energy management service helping customers buy and use electricity and gas more efficiently.

1

Funding Rounds

$58.0k

Money raised

BMIA is a France-based company.

1

Funding Rounds

$11.0m

Money raised

Ambos Energy is a battery energy storage solutions provider founded in 2025 by Olivier Carre.

Location:

Key people:

1

Funding Rounds

$210.0m

Money raised

Technique Solaire is a solar energy distributor founded in 2008.

1

Funding Rounds

$3.8m

Money raised

Courtanet is a Paris-based company.

Location:

1

Funding Rounds

$5.4m

Money raised

Equium is a reimagined heat pumps founded in 2017.

Location:

1

Funding Rounds

$718.5k

Money raised

Quelle Energie is a France-based company.

1

Funding Rounds

$1.5m

Money raised

Scitior Sas - Solaire Box is a Paris-based company founded in 2014.

Sign up to access our full database

Enter your email and get access to 71,000 + technology companies you can partner with.

Join 29000+ founders, operators, and investors.