Alternatives to H2SITE
The top Cleantech companies similar to H2SITE, ranked by relevance (named competitors first, then how closely their sectors overlap) and our 0-100 AI-readiness score. Each links to a full profile with funding and team.
Coolbrook52Industrial TechnologyHelsinki, Finland$100.0M
Sunfire64Clean EnergyDortmund, Germany
Amogy63Clean EnergyBrooklyn, United States$90.0M
ArtIn Energy62EnergyTampa, United States$255.0M
Stormfisher61Climate Tech$430.0M
Electra57Climate TechTel Aviv, Israel$301.0M
Greenlyte54Climate TechEssen, Germany$15.0M
Hadron Energy54EnergyHouston, United States$8.2M
D-CRBN53Carbon CaptureAntwerp, Belgium$19.0M
Luminescent53CleantechSan Francisco, United States$7.0M
H2Pro53WaterTel Aviv, Israel
Clairion47ClimateTel Aviv, Israel
QD-SOL37HydrogenHaifa, Israel
FuelCell Energy36Clean EnergyDanbury, United States
NetZeroNitrogen35Climate TechCambridge, United States$6.6M
Norsk e-Fuel32Climate TechOslo, Norway
Kenaf Ventures30CleantechTel Aviv, Israel
HydroLite25EnergyTel Aviv, Israel
Aemetis15Climate TechCupertino, United States
Elyse Energy2Climate TechLyon, France
Ayrton EnergyClean EnergyCalgary, Canada
Stegra70GreenTechBoden, Sweden$8.2B
Barrell63LithiumDenver, USA
Apollo63EnergyRamat Gan, Israel$50.0M
Cylib62Battery RecyclingGermany, Germany$66.6M
Envision61Renewable EnergyShanghai, China- FOFocused Energy61EnergyDarmstadt, Germany$240.0M
- LILion Storage61EnergySan Francisco, United States$350.0M
Alsym Energy61Energy StoragePalo Alto, United States$155.1M- GRGreen Flexibility61EnergyAmsterdam, Netherlands$400.0M
Inertia Enterprises55ClimateLivermore, United States$550.0M- ENencosa54EnergyMunich, Germany$25.0M
ZOOZ Power54Electric Vehicle (EV)Tel Aviv, Israel$36.4M
NT-Tao54EnergyTel Aviv, Israel$27.5M- FOFonto Power54EnergySan Francisco, United States$15.0M
TheStorage54CleantechTampere, Finland$6.8M
Exergy354CleantechEdinburgh, United Kingdom$25.5M- BUBudderfly53EnergyShelton, USA$1.3B
NitroFix53AgritechTel Aviv, Israel$3.1M
Montis VC53Venture CapitalWarsaw, Poland
Airovation Technologies52AirJerusalem, Israel$10.0M
Daystar Power47EnergyLagos, Nigeria$150.0M- NENeogenyx Fuels45Renewable EnergySan Diego, United States$400.0M
SunHydrogen44Clean EnergySanta Barbara, United States$2.1M- GEGEOGREEN41EnergyPau, France$52.4M
- SPSpark Cleantech39Climate TechCambridge, United Kingdom$34.6M
Windbreak39Energy
Jether Energy37Cleantech- CLClimateShield37Climate TechHouston, United States$10.0M
- ALAllye Energy37Climate TechHouston, United States$5.2M
Hydro X8HydrogenSan Francisco, United States
SolarEdge86EnergyHerzliya, Israel$71.8M
Orsted85EnergyFredericia, Denmark$9.4B
Comerc Energia75EnergySão Paulo, Brazil$589.0M
Radiant74Nuclear EnergyEl Segundo, United States$518.0M
Esentia Energy Development70EnergyMexico City, Mexico$2.0B
Lucy Group70EnergyOxford, United Kingdom$25.0M
Valar Atomics67Climate TechEl Segundo, United States$592.5M
SolarSquare64Renewable EnergyMumbai, India$67.5M
Rega Energy63Clean EnergyLisbon, Portugal$17.0M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| Coolbrook | Industrial Technology | Helsinki, Finland | $100.0M | 52 |
| Sunfire | Clean Energy | Dortmund, Germany | — | 64 |
| Amogy | Clean Energy | Brooklyn, United States | $90.0M | 63 |
| ArtIn Energy | Energy | Tampa, United States | $255.0M | 62 |
| Stormfisher | Climate Tech | — | $430.0M | 61 |
| Electra | Climate Tech | Tel Aviv, Israel | $301.0M | 57 |
| Greenlyte | Climate Tech | Essen, Germany | $15.0M | 54 |
| Hadron Energy | Energy | Houston, United States | $8.2M | 54 |
| D-CRBN | Carbon Capture | Antwerp, Belgium | $19.0M | 53 |
| Luminescent | Cleantech | San Francisco, United States | $7.0M | 53 |
| H2Pro | Water | Tel Aviv, Israel | — | 53 |
| Clairion | Climate | Tel Aviv, Israel | — | 47 |
| QD-SOL | Hydrogen | Haifa, Israel | — | 37 |
| FuelCell Energy | Clean Energy | Danbury, United States | — | 36 |
| NetZeroNitrogen | Climate Tech | Cambridge, United States | $6.6M | 35 |
| Norsk e-Fuel | Climate Tech | Oslo, Norway | — | 32 |
| Kenaf Ventures | Cleantech | Tel Aviv, Israel | — | 30 |
| HydroLite | Energy | Tel Aviv, Israel | — | 25 |
| Aemetis | Climate Tech | Cupertino, United States | — | 15 |
| Elyse Energy | Climate Tech | Lyon, France | — | 2 |
| Ayrton Energy | Clean Energy | Calgary, Canada | — | — |
| Stegra | GreenTech | Boden, Sweden | $8.2B | 70 |
| Barrell | Lithium | Denver, USA | — | 63 |
| Apollo | Energy | Ramat Gan, Israel | $50.0M | 63 |
| Cylib | Battery Recycling | Germany, Germany | $66.6M | 62 |
| Envision | Renewable Energy | Shanghai, China | — | 61 |
| FOFocused Energy | Energy | Darmstadt, Germany | $240.0M | 61 |
| LILion Storage | Energy | San Francisco, United States | $350.0M | 61 |
| Alsym Energy | Energy Storage | Palo Alto, United States | $155.1M | 61 |
| GRGreen Flexibility | Energy | Amsterdam, Netherlands | $400.0M | 61 |
| Inertia Enterprises | Climate | Livermore, United States | $550.0M | 55 |
| ENencosa | Energy | Munich, Germany | $25.0M | 54 |
| ZOOZ Power | Electric Vehicle (EV) | Tel Aviv, Israel | $36.4M | 54 |
| NT-Tao | Energy | Tel Aviv, Israel | $27.5M | 54 |
| FOFonto Power | Energy | San Francisco, United States | $15.0M | 54 |
| TheStorage | Cleantech | Tampere, Finland | $6.8M | 54 |
| Exergy3 | Cleantech | Edinburgh, United Kingdom | $25.5M | 54 |
| BUBudderfly | Energy | Shelton, USA | $1.3B | 53 |
| NitroFix | Agritech | Tel Aviv, Israel | $3.1M | 53 |
| Montis VC | Venture Capital | Warsaw, Poland | — | 53 |
| Airovation Technologies | Air | Jerusalem, Israel | $10.0M | 52 |
| Daystar Power | Energy | Lagos, Nigeria | $150.0M | 47 |
| NENeogenyx Fuels | Renewable Energy | San Diego, United States | $400.0M | 45 |
| SunHydrogen | Clean Energy | Santa Barbara, United States | $2.1M | 44 |
| GEGEOGREEN | Energy | Pau, France | $52.4M | 41 |
| SPSpark Cleantech | Climate Tech | Cambridge, United Kingdom | $34.6M | 39 |
| Windbreak | Energy | — | — | 39 |
| Jether Energy | Cleantech | — | — | 37 |
| CLClimateShield | Climate Tech | Houston, United States | $10.0M | 37 |
| ALAllye Energy | Climate Tech | Houston, United States | $5.2M | 37 |
| Hydro X | Hydrogen | San Francisco, United States | — | 8 |
| SolarEdge | Energy | Herzliya, Israel | $71.8M | 86 |
| Orsted | Energy | Fredericia, Denmark | $9.4B | 85 |
| Comerc Energia | Energy | São Paulo, Brazil | $589.0M | 75 |
| Radiant | Nuclear Energy | El Segundo, United States | $518.0M | 74 |
| Esentia Energy Development | Energy | Mexico City, Mexico | $2.0B | 70 |
| Lucy Group | Energy | Oxford, United Kingdom | $25.0M | 70 |
| Valar Atomics | Climate Tech | El Segundo, United States | $592.5M | 67 |
| SolarSquare | Renewable Energy | Mumbai, India | $67.5M | 64 |
| Rega Energy | Clean Energy | Lisbon, Portugal | $17.0M | 63 |