Alternatives to energyXL
The top Clean Energy companies similar to energyXL, 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.
Barrell63LithiumDenver, USA- GRGreen Flexibility61EnergyAmsterdam, Netherlands$400.0M
- LILion Storage61EnergySan Francisco, United States$350.0M
- ARArverne54EnergyPau, France$10.0M
Arevon Energy85Energy & Climate TechWestlake Village, United States$350.0M
Group14 Technologies73Battery TechnologyWoodinville, United States$463.0M
SolarSquare64Renewable EnergyMumbai, India$67.5M
Lithium de France62EnergyPau, France$10.0M
Altilium62Battery RecyclingPlymouth, United Kingdom$39.2M
ArtIn Energy62EnergyTampa, United States$255.0M- SISILA61Energy StoragePalo Alto, United States$188.0M
Solar Landscape61Renewable EnergyAsbury Park, USA$775.9M
Envision61Renewable EnergyShanghai, China$710.0M
Redwood Materials59Battery TechnologyCarson City, United States$1.8B
Exergy354CleantechEdinburgh, United Kingdom$25.5M- FOFonto Power54EnergySan Francisco, United States$15.0M
EnergyX54Energy & Climate TechAustin, United States$27.0M- BUBudderfly53EnergyShelton, USA$1.3B
Luminescent53CleantechSan Francisco, United States$7.0M
CarbonX52Battery TechnologyGroningen, Netherlands$22.4M
Wildcat51Battery TechnologySan Diego, USA$90.0M- HOHolyvolt51Battery TechnologyStockholm, Sweden$13.0M
- FOFourth Power51Energy StorageSan Carlos, United States$49.0M
Nuvve New Mexico49EnergySocorro, USA$50.0M
Proterra49Climate TechBurlingame, United States$250.0M
Nanoramic48Energy StorageWoburn, United States$54.0M- NONostromo Energy48Energy StorageTel Aviv, Israel$314.1M
- FLFleetzero46Climate TechSan Francisco, United States
Standard Lithium46MiningVancouver, Canada$130.0M
Silib46BatteryTel Aviv, Israel
Feld Energy45Energy & Climate TechPalo Alto, United States$12.3M
NanoGraf45Energy StorageChicago, United States$65.0M- INInoBat41AutomotiveBratislava, Slovakia$100.0M
Chiral Energies40EnergyPalo Alto, United States$11.5M
SolOr40CleantechSan Francisco, United States$1.0M
Windbreak39Energy$1.5M- BRBrill Power37Energy StorageOxford, United Kingdom$14.2M
Greeneum Network35CleantechTel Aviv, Israel$1.0M- RERemus Energy34Energy StorageSan Francisco, United States$10.0M
GreenDays Energy30SolarSan Francisco, United States- SISizable Energy30Energy StorageSomerville, United States$18.6M
CarboCode29Energy StoragePorto, Portugal- CACasimir29Quantum ComputingHouston, USA$3.5M
LG Energy Solution27Battery TechnologySeoul, South Korea
Aemetis15Climate TechCupertino, United States
Hydro X8HydrogenSan Francisco, United States- BatterytechnologiesEnergy StoragePalo Alto, United States$1.0M
Ayrton EnergyClean EnergyCalgary, Canada$1.0M
Silicon Ranch75Clean EnergyNashville, United States
Comerc Energia75EnergySão Paulo, Brazil$589.0M
TAE Technologies73Nuclear FusionFoothill Ranch, United States$100.0M
Enpal70Climate TechBerlin, Germany$3.2B
Esentia Energy Development70EnergyMexico City, Mexico$2.0B
Addionics65BatteryTel Aviv, Israel$73.0M
Sunfire64Clean EnergyDortmund, Germany$377.0M
Apollo63EnergyRamat Gan, Israel$65.0M- MEMedway Grid Energy Storage System Project63EnergyMedway, USA$158.0M
Amogy63Clean EnergyBrooklyn, United States$105.0M
Rega Energy63Clean EnergyLisbon, Portugal$17.0M
Solid Power63Solid-State BatteryLouisville, United States$550.0M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| Barrell | Lithium | Denver, USA | — | 63 |
| GRGreen Flexibility | Energy | Amsterdam, Netherlands | $400.0M | 61 |
| LILion Storage | Energy | San Francisco, United States | $350.0M | 61 |
| ARArverne | Energy | Pau, France | $10.0M | 54 |
| Arevon Energy | Energy & Climate Tech | Westlake Village, United States | $350.0M | 85 |
| Group14 Technologies | Battery Technology | Woodinville, United States | $463.0M | 73 |
| SolarSquare | Renewable Energy | Mumbai, India | $67.5M | 64 |
| Lithium de France | Energy | Pau, France | $10.0M | 62 |
| Altilium | Battery Recycling | Plymouth, United Kingdom | $39.2M | 62 |
| ArtIn Energy | Energy | Tampa, United States | $255.0M | 62 |
| SISILA | Energy Storage | Palo Alto, United States | $188.0M | 61 |
| Solar Landscape | Renewable Energy | Asbury Park, USA | $775.9M | 61 |
| Envision | Renewable Energy | Shanghai, China | $710.0M | 61 |
| Redwood Materials | Battery Technology | Carson City, United States | $1.8B | 59 |
| Exergy3 | Cleantech | Edinburgh, United Kingdom | $25.5M | 54 |
| FOFonto Power | Energy | San Francisco, United States | $15.0M | 54 |
| EnergyX | Energy & Climate Tech | Austin, United States | $27.0M | 54 |
| BUBudderfly | Energy | Shelton, USA | $1.3B | 53 |
| Luminescent | Cleantech | San Francisco, United States | $7.0M | 53 |
| CarbonX | Battery Technology | Groningen, Netherlands | $22.4M | 52 |
| Wildcat | Battery Technology | San Diego, USA | $90.0M | 51 |
| HOHolyvolt | Battery Technology | Stockholm, Sweden | $13.0M | 51 |
| FOFourth Power | Energy Storage | San Carlos, United States | $49.0M | 51 |
| Nuvve New Mexico | Energy | Socorro, USA | $50.0M | 49 |
| Proterra | Climate Tech | Burlingame, United States | $250.0M | 49 |
| Nanoramic | Energy Storage | Woburn, United States | $54.0M | 48 |
| NONostromo Energy | Energy Storage | Tel Aviv, Israel | $314.1M | 48 |
| FLFleetzero | Climate Tech | San Francisco, United States | — | 46 |
| Standard Lithium | Mining | Vancouver, Canada | $130.0M | 46 |
| Silib | Battery | Tel Aviv, Israel | — | 46 |
| Feld Energy | Energy & Climate Tech | Palo Alto, United States | $12.3M | 45 |
| NanoGraf | Energy Storage | Chicago, United States | $65.0M | 45 |
| INInoBat | Automotive | Bratislava, Slovakia | $100.0M | 41 |
| Chiral Energies | Energy | Palo Alto, United States | $11.5M | 40 |
| SolOr | Cleantech | San Francisco, United States | $1.0M | 40 |
| Windbreak | Energy | — | $1.5M | 39 |
| BRBrill Power | Energy Storage | Oxford, United Kingdom | $14.2M | 37 |
| Greeneum Network | Cleantech | Tel Aviv, Israel | $1.0M | 35 |
| RERemus Energy | Energy Storage | San Francisco, United States | $10.0M | 34 |
| GreenDays Energy | Solar | San Francisco, United States | — | 30 |
| SISizable Energy | Energy Storage | Somerville, United States | $18.6M | 30 |
| CarboCode | Energy Storage | Porto, Portugal | — | 29 |
| CACasimir | Quantum Computing | Houston, USA | $3.5M | 29 |
| LG Energy Solution | Battery Technology | Seoul, South Korea | — | 27 |
| Aemetis | Climate Tech | Cupertino, United States | — | 15 |
| Hydro X | Hydrogen | San Francisco, United States | — | 8 |
| Energy Storage | Palo Alto, United States | $1.0M | — | |
| Ayrton Energy | Clean Energy | Calgary, Canada | $1.0M | — |
| Silicon Ranch | Clean Energy | Nashville, United States | — | 75 |
| Comerc Energia | Energy | São Paulo, Brazil | $589.0M | 75 |
| TAE Technologies | Nuclear Fusion | Foothill Ranch, United States | $100.0M | 73 |
| Enpal | Climate Tech | Berlin, Germany | $3.2B | 70 |
| Esentia Energy Development | Energy | Mexico City, Mexico | $2.0B | 70 |
| Addionics | Battery | Tel Aviv, Israel | $73.0M | 65 |
| Sunfire | Clean Energy | Dortmund, Germany | $377.0M | 64 |
| Apollo | Energy | Ramat Gan, Israel | $65.0M | 63 |
| MEMedway Grid Energy Storage System Project | Energy | Medway, USA | $158.0M | 63 |
| Amogy | Clean Energy | Brooklyn, United States | $105.0M | 63 |
| Rega Energy | Clean Energy | Lisbon, Portugal | $17.0M | 63 |
| Solid Power | Solid-State Battery | Louisville, United States | $550.0M | 63 |