69 Best Energy Nuclear Startups to Watch in 2024

Electrolyser manufacturer.

Total Raised: $402.28M

Last Funding: $8.70M (Series B)

Manufacturer of sustainable lithium-ion batteries.

Total Raised: $5775.16M

Last Funding: $150.60M (Series A)

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

Total Raised: $109.50M

Last Funding: $58.00M (Series C)

Holaluz is a renewable energy producer founded in 2010 by Carlota Pi Amorós , Ferran Nogué and Oriol Vila .

Total Raised: $79.42M

Last Funding: $23.70M (Series B)

Smart electric vehicle charging and energy management provider.

Total Raised: $61.94M

Last Funding: $45.00M (Series B)

Sunly is a renewable energy producer founded in 2019 by Priit Lepasepp.

Total Raised: $364.84M

Last Funding: $332.50M (Debt Financing)

EV charge point operator (CPO).

Total Raised: $289.33M

Last Funding: $108.33M (Series D)

Provider of real-time global energy and freight analytics solutions.

Total Raised: $83.00M

Last Funding: $25.00M (Debt Financing)

Land-based wind farms developer.

Total Raised: $750.00M

Last Funding: $750.00M (Series D)

Smart EV charging solutions provider for residential sites.

Total Raised: $44.62M

Last Funding: $44.62M (Series A)

Nuventura is a Berlin-based developer of GIS switchgear for environmental monitoring.

Total Raised: $29.88M

Last Funding: $26.88M (Series A)

Reverion is a carbon-negative biogas power plant builder founded in 2022 by Jeremias Weinrich, Stephan Herrmann, Maximilian Hauck, Luis Poblotzki and Felix Fischer.

Total Raised: $70.50M

Last Funding: $62.00M (Series A)

Sustainable energy management service provider.

Total Raised: $144.54M

Last Funding: $144.54M (Series D)

Hometree is a residential energy services provider founded in 2015 by Simon Phelan .

Total Raised: $74.10M

Last Funding: $65.00M (Debt Financing)

AI platform for weather-dependent power and energy traders.

Total Raised: $18.46M

Last Funding: $16.00M (Seed)

Paebbl is a carbon-storing building materials manufacturer founded in 2021 by Pol Knops, Marta Sjögren and Andreas Saari.

Total Raised: $25.00M

Last Funding: $25.00M (Series A)

Battery energy storage systems (BESS).

Total Raised: $31.10M

Last Funding: $2.59M (Unknown)

Solar energy producer.

Total Raised: $70.80M

Last Funding: $70.80M (Series C)

We make energy fair, smart and green - one flexible monthly plan with no hidden fees, digital-first and 100% renewable energy.

Total Raised: $22.93M

Last Funding: $9.73M (Unknown)

Terra One is a decentralised battery storage developer founded in 2021.

Total Raised: $7.50M

Last Funding: $7.50M (Seed)

Sustainable solid-state Li-ion batteries manufacturer.

Total Raised: $22.28M

Last Funding: $16.19M (Series A)

Lithium battery technology for telecom industry.

Total Raised: $76.90M

Last Funding: $50.50M (Series C)

EV charging manufacturer.

Total Raised: $250.00M

Last Funding: $250.00M (Series C)

Ebike manufacturer.

Total Raised: $120.11M

Last Funding: $10.90M (Seed)

Data-driven solutions for utility pricing, forecasting and reporting.

Total Raised: $31.02M

Last Funding: $6.31M (Unknown)

Solar energy transition platform for homeowners.

Total Raised: $16.70M

Last Funding: $4.79M (Seed)

Producer of fossil-free iron from residues and waste.

Total Raised: $20.49M

Last Funding: $9.50M (Series A)

Developer of fusion power plants.

Total Raised: $29.77M

Last Funding: $8.05M (Pre Seed)

Solar power producer for homes.

Total Raised: $108.90M

Last Funding: $108.90M (Series D)

Manufacturer of high energy and power density ultracapacitors.

Total Raised: $209.74M

Last Funding: $113.50M (Series A)

Fast-charging network for electric vehicles.

Total Raised: $519.85M

Last Funding: $332.83M (Series B)

Sweep is a developers of carbon emissions tracking software.

Total Raised: $100.00M

Last Funding: $73.00M (Series B)

Ultra-fast EV chargers.

Total Raised: $164.89M

Last Funding: $164.89M (Series C)

Green hydrogen solutions provider.

Total Raised: $44.93M

Last Funding: $44.93M (Seed)

Tesseract is a diversified financial services and investment management innovator in digital assets, powered by world-class technology.

Total Raised: $103.32M

Last Funding: $25.00M (Pre Seed)

B2B digital platform for EV charging.

Total Raised: $21.80M

Last Funding: $21.80M (Series B)

Integrated energy development and investment platform.

Total Raised: $18.00M

Last Funding: $18.00M (Series A)

Heat storage systems designed for renewable energy.

Total Raised: $8.18M

Last Funding: $8.18M (Seed)

Fast-charging battery technology developer.

Total Raised: $12.00M

Last Funding: $12.00M (Series A)

Solid-oxide electrolysis technology developer to produce sustainable green hydrogen.

Total Raised: $11.95M

Last Funding: $11.95M (Series A)

Distributed electrical sensing (DES) fibre-optic instrumentation platform.

Total Raised: $6.50M

Last Funding: $6.50M (Series A)

Developer of heat pumps and solar energy for residential buildings.

Total Raised: $23.18M

Last Funding: $0.90M (Seed)

Portable battery systems provider.

Total Raised: $137.54M

Last Funding: $95.26M (Series C)

EV charging platform.

Total Raised: $109.82M

Last Funding: $87.16M (Series B)

Solar power systems for homeowners.

Total Raised: $875.27M

Last Funding: $230.00M (Series D)

Provider of electric vehicle fleet and battery storage services.

Total Raised: $803.00M

Last Funding: $186.90M (Series B)

Clean energy producer.

Total Raised: $27.00M

Last Funding: $27.00M (Series B)

Global renewable energy platform.

Total Raised: $54.60M

Last Funding: $54.60M (Debt Financing)

Solar energy distributor.

Total Raised: $214.30M

Last Funding: $214.30M (Series D)

Manufacturer of core components and stacks for solid oxide fuel cells (SOFCs).

Total Raised: $50.33M

Last Funding: $47.73M (Series B)

Flexible energy software platform.

Total Raised: $10.64M

Last Funding: $1.64M (Pre Seed)

AI-powered energy optimisation platform for buildings.

Total Raised: $7.11M

Last Funding: $5.82M (Series A)

Fuel cell manufacturer specializing in methanol fuel cells as an alternative to non-renewable fuels.

Total Raised: $43.48M

Last Funding: $11.92M (Series B)

Anaphite is a dry-coating EV battery technology developer founded in 2016 by Alexander Hewitt.

Total Raised: $14.83M

Last Funding: $1.13M (Seed)

Renewable energy solutions provider.

Total Raised: $3.79M

Last Funding: $2.45M (Seed)

Manufacturing company producing eco-friendly packaging materials.

Total Raised: $25.93M

Last Funding: $24.82M (Series A)

Smarter data for a stronger planet

Total Raised: $22.46M

Last Funding: $17.59M (Series A)

Low-carbon battery manufacturer.

Total Raised: $907.05M

Last Funding: $245.35M (Unknown)

Heat pumps for sustainable cities.

Total Raised: $43.85M

Last Funding: $43.85M (Series B)

Electric vehicle charge point operator.

Total Raised: $22.00M

Last Funding: $22.00M (Debt Financing)

Klima is a climate app that empowers everyone to take effective, immediate climate action.

Total Raised: $16.60M

Last Funding: $11.00M (Series A)

Technology platform that reduces the cost of energy to improve the customer experience.

Total Raised: $250.00M

Last Funding: $250.00M (Unknown)

Sustainable energy solutions developer.

Total Raised: $9.92M

Last Funding: $9.92M (Series A)

Heat and energy systems for houses.

Total Raised: $42.23M

Last Funding: $42.23M (Series B)

Critical metals supplier for EVs and clean energy.

Total Raised: $321.00M

Last Funding: $200.00M (Series D)

Sustainable jet fuel manufacturer.

Total Raised: $22.70M

Last Funding: $22.70M (Series A)

Electrical power production and utility company.

Total Raised: $21.58M

Last Funding: $21.58M (Series B)

Solar energy company.

Total Raised: $190.60M

Last Funding: $26.70M (Unknown)

Onshore wind, solar and energy storage company.

Total Raised: $247.75M

Last Funding: $247.75M (Series D)