Alternatives to SolarSpark
The top Energy & Climate Tech companies similar to SolarSpark, 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.
- CACamGraPhic54Artificial IntelligenceUnited Kingdom$278.2M
- SISINN Power GmbH32Energy & Climate TechAugsburg, Germany$1.0M
Arevon Energy85Energy & Climate TechWestlake Village, United States$350.0M
Reel63EnergyCopenhagen, Denmark$22.3M
Apollo63EnergyRamat Gan, Israel$65.0M
Summit Nanotech59Energy & Climate TechCalgary, Canada$15.0M
Bloom Energy58Energy & Climate TechSan Jose, United States$860.0M
Ayr Energy58Energy$28.5M
PVcase56Renewable EnergyVilnius, Lithuania$12.0M
EnergyX54Energy & Climate TechAustin, United States$27.0M
Arinna54AerospacePalo Alto, United States$19.0M
Turntide Technologies54Energy & Climate TechHull, United Kingdom$100.0M- BUBudderfly53EnergyShelton, USA$1.3B
Exowatt51Energy StoragePalo Alto, United States$40.0M
SolCold50CleantechTel Aviv, Israel$1.5M
Cambridge Photon Technology48Photonic Chip DesignCambridge, United Kingdom$20.7M
ChEmpower46SemiconductorsSan Jose, United States$15.0M
SolarGik46EnergyTel Aviv, Israel$1.0M
Feld Energy45Energy & Climate TechPalo Alto, United States$12.3M- DIDiamond Electronics42IndustrialSan Jose, United States$12.0M
- SKSkyrora42SpaceTechEdinburgh, United Kingdom
- FAfactor2 energy41Energy & Climate TechSan Jose, United States$26.3M
Chiral Energies40EnergyPalo Alto, United States$11.5M
QD-SOL37HydrogenHaifa, Israel
CuspAI35Advanced Manufacturing & MaterialsCambridge, United Kingdom$5.0M
Agri-Light Energy Systems31Energy
Estiko Energia31Energy & Climate TechTartu, Estonia$867K- CACasimir29Quantum ComputingHouston, USA$3.5M
Enkei26Materials ScienceStockholm, Sweden- FRFrostByte24Quantum ComputingDelft, Netherlands
Aemetis15Climate TechCupertino, United States- GRGreenVoltIS10Energy & Climate TechTel Aviv, Israel$1.5M
- RERenewable Energy AI8Energy & Climate TechTel Aviv, Israel
ENGIEEnergy & Climate TechParis, France$3.5M
iMerit85AI Foundation & ComputeSan Jose, United States$43.5M
Helion83Clean EnergyEverett, USA$3.6B
Tesla81AutomotiveAustin, United States$7.7B
Comerc Energia75EnergySão Paulo, Brazil$589.0M
Silicon Ranch75Clean EnergyNashville, United States
Esentia Energy Development70EnergyMexico City, Mexico$2.0B
Enpal70Climate TechBerlin, Germany$3.2B
Crusoe Energy67Energy & Climate TechDenver, United States$610.0M
SolarSquare64Renewable EnergyMumbai, India$67.5M
Anaergia63Energy & Climate TechBurlington, Canada
Barrell63LithiumDenver, USA
Opsys63AutomotiveYokneam Illit, Israel$51.5M
Phononics63DiamondDurham, United States
Solid Power63Solid-State BatteryLouisville, United States$550.0M
Metalenz62SemiconductorPittsburgh, United States$77.5M
QuantWare62Quantum ComputingDelft, Netherlands$162.0M
Lithium de France62EnergyPau, France$10.0M
ArtIn Energy62EnergyTampa, United States$255.0M- FBFBR61Advanced Manufacturing & MaterialsPhoenix, United States$40.0M
Solar Landscape61Renewable EnergyAsbury Park, USA$775.9M
Envision61Renewable EnergyShanghai, China$710.0M
XtraLit61EnergyRehovot, Israel$55.0M- SISILA61Energy StoragePalo Alto, United States$188.0M
Qnami60Quantum SensingNeuchâtel, Switzerland$8.0M- AMAmperesand59EnergyPalo Alto, United States$10.0M
- THThinkLabs AI57EnergySan Francisco, United States$28.0M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| CACamGraPhic | Artificial Intelligence | United Kingdom | $278.2M | 54 |
| SISINN Power GmbH | Energy & Climate Tech | Augsburg, Germany | $1.0M | 32 |
| Arevon Energy | Energy & Climate Tech | Westlake Village, United States | $350.0M | 85 |
| Reel | Energy | Copenhagen, Denmark | $22.3M | 63 |
| Apollo | Energy | Ramat Gan, Israel | $65.0M | 63 |
| Summit Nanotech | Energy & Climate Tech | Calgary, Canada | $15.0M | 59 |
| Bloom Energy | Energy & Climate Tech | San Jose, United States | $860.0M | 58 |
| Ayr Energy | Energy | — | $28.5M | 58 |
| PVcase | Renewable Energy | Vilnius, Lithuania | $12.0M | 56 |
| EnergyX | Energy & Climate Tech | Austin, United States | $27.0M | 54 |
| Arinna | Aerospace | Palo Alto, United States | $19.0M | 54 |
| Turntide Technologies | Energy & Climate Tech | Hull, United Kingdom | $100.0M | 54 |
| BUBudderfly | Energy | Shelton, USA | $1.3B | 53 |
| Exowatt | Energy Storage | Palo Alto, United States | $40.0M | 51 |
| SolCold | Cleantech | Tel Aviv, Israel | $1.5M | 50 |
| Cambridge Photon Technology | Photonic Chip Design | Cambridge, United Kingdom | $20.7M | 48 |
| ChEmpower | Semiconductors | San Jose, United States | $15.0M | 46 |
| SolarGik | Energy | Tel Aviv, Israel | $1.0M | 46 |
| Feld Energy | Energy & Climate Tech | Palo Alto, United States | $12.3M | 45 |
| DIDiamond Electronics | Industrial | San Jose, United States | $12.0M | 42 |
| SKSkyrora | SpaceTech | Edinburgh, United Kingdom | — | 42 |
| FAfactor2 energy | Energy & Climate Tech | San Jose, United States | $26.3M | 41 |
| Chiral Energies | Energy | Palo Alto, United States | $11.5M | 40 |
| QD-SOL | Hydrogen | Haifa, Israel | — | 37 |
| CuspAI | Advanced Manufacturing & Materials | Cambridge, United Kingdom | $5.0M | 35 |
| Agri-Light Energy Systems | Energy | — | — | 31 |
| Estiko Energia | Energy & Climate Tech | Tartu, Estonia | $867K | 31 |
| CACasimir | Quantum Computing | Houston, USA | $3.5M | 29 |
| Enkei | Materials Science | Stockholm, Sweden | — | 26 |
| FRFrostByte | Quantum Computing | Delft, Netherlands | — | 24 |
| Aemetis | Climate Tech | Cupertino, United States | — | 15 |
| GRGreenVoltIS | Energy & Climate Tech | Tel Aviv, Israel | $1.5M | 10 |
| RERenewable Energy AI | Energy & Climate Tech | Tel Aviv, Israel | — | 8 |
| ENGIE | Energy & Climate Tech | Paris, France | $3.5M | — |
| iMerit | AI Foundation & Compute | San Jose, United States | $43.5M | 85 |
| Helion | Clean Energy | Everett, USA | $3.6B | 83 |
| Tesla | Automotive | Austin, United States | $7.7B | 81 |
| Comerc Energia | Energy | São Paulo, Brazil | $589.0M | 75 |
| Silicon Ranch | Clean Energy | Nashville, United States | — | 75 |
| Esentia Energy Development | Energy | Mexico City, Mexico | $2.0B | 70 |
| Enpal | Climate Tech | Berlin, Germany | $3.2B | 70 |
| Crusoe Energy | Energy & Climate Tech | Denver, United States | $610.0M | 67 |
| SolarSquare | Renewable Energy | Mumbai, India | $67.5M | 64 |
| Anaergia | Energy & Climate Tech | Burlington, Canada | — | 63 |
| Barrell | Lithium | Denver, USA | — | 63 |
| Opsys | Automotive | Yokneam Illit, Israel | $51.5M | 63 |
| Phononics | Diamond | Durham, United States | — | 63 |
| Solid Power | Solid-State Battery | Louisville, United States | $550.0M | 63 |
| Metalenz | Semiconductor | Pittsburgh, United States | $77.5M | 62 |
| QuantWare | Quantum Computing | Delft, Netherlands | $162.0M | 62 |
| Lithium de France | Energy | Pau, France | $10.0M | 62 |
| ArtIn Energy | Energy | Tampa, United States | $255.0M | 62 |
| FBFBR | Advanced Manufacturing & Materials | Phoenix, United States | $40.0M | 61 |
| Solar Landscape | Renewable Energy | Asbury Park, USA | $775.9M | 61 |
| Envision | Renewable Energy | Shanghai, China | $710.0M | 61 |
| XtraLit | Energy | Rehovot, Israel | $55.0M | 61 |
| SISILA | Energy Storage | Palo Alto, United States | $188.0M | 61 |
| Qnami | Quantum Sensing | Neuchâtel, Switzerland | $8.0M | 60 |
| AMAmperesand | Energy | Palo Alto, United States | $10.0M | 59 |
| THThinkLabs AI | Energy | San Francisco, United States | $28.0M | 57 |