Top 13 Green Energy startups in Italy

Nov 07, 2025
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1
Enel Green Power
Funding: $649.4M
Enel Green Power, established in December 2008, is the Enel Group company that develops and manages energy generation from renewable.
2
Sunprime
Funding: €426.5M
Sunprime is a fast-growing Independent Power Producer based in Italy focused on Solar C&I, and smart homes segments.
3
Energy Dome
Funding: $166.9M
Energy Dome develops a low-cost and efficient system for long-duration electricity storage using liquid CO2.
4
Enapter
Funding: $132.2M
Enapter makes highly efficient hydrogen generators with patented Anion Exchange Membrane (AEM) technology and Energy Management Software.
5
Enel X
Funding: $8.3M
Enel X‘s EV charger, the JuiceBox, enables cars to charge when the grid is producing the cleanest energy
6
Biomet
Funding: $15M
Biomet specializes in transforming urban waste into Liquefied Natural Gas from organic sources (BioLNG). They produce biogas, which is then converted into biomethane and ultimately into bioLNG, managing the entire supply chain from production and transformation to distribution.
7
I-FEVS
Funding: $13.5M
I-FEVS is focused on generating new technological solutions so that pure electric mobility could be mainstream. Our goal is to manufacture best in class urban mobility vehicles per safety, security, energy consumption, ergonomics, robustness and total cost of ownership.
8
Sizable Energy
Funding: $8M
Sizable Energy creates offshore pumped brine: the definitive long duration energy storage
9
SUNSPEKER
Funding: €2.1M
SUNSPEKER creates a fully recyclable graphic cover able to camouflage any solar panel.
10
Windcity
Windcity offers an alternative clean energy solution that could be installed on rooftops too. It’s a wind turbine with an unconventional design, that allows for a greater acceleration with low-speed winds, compared to conventional turbines.
11
SunCubes
SunCubes is an innovative startup which goal is to build the future space energy infrastructure through its innovative satellites' recharging system.
12
Seabreath
Seabreath wave energy is a new highly efficient multi-chamber modular technology for wave energy conversion via oscillating water column (OWCs-WEC)
13
Active Surfaces
Active Surfaces are the high-performing surfaces, designed and developed by Iris Ceramica Group, that are taking ceramics to new heights thanks to their superior technical properties.
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Editor: Alexander Gillet
Alexander Gillet is a senior editor for EnergyStartups. He has a deep background in energy sector and startups. Alexander graduated from Emlyon Business School, a leading French business school specialized in entrepreneurship. He has helped several non-profit organizations dedicated to promoting environmental education and sustainability and has written over 250 articles on energy technology for various websites. In his free time, Alexander enjoys yoga, camping and exploring the Blue Ridge Mountains. You can contact Alexander at alexgillet(at)energystartups(dot)com