Alternatives to TerraPower
The top Clean Energy companies similar to TerraPower, 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.
Hadron Energy54EnergyHouston, United States$8.2M
Valar Atomics67Climate TechEl Segundo, United States$592.5M
Exowatt51Energy StoragePalo Alto, United States$40.0M- BLBlue Energy49EnergyLondon, United Kingdom$380.0M
Helion83Clean EnergyEverett, USA$3.6B
Radiant74Nuclear EnergyEl Segundo, United States$518.0M
Zap Energy62Clean EnergyEverett, USA$324.0M- SISILA61Energy StoragePalo Alto, United States$188.0M
Ayr Energy58Energy$28.5M
Inertia Enterprises55ClimateLivermore, United States$550.0M
NT-Tao54EnergyTel Aviv, Israel$27.5M- BUBudderfly53EnergyShelton, USA$1.3B
ConnectDER53Clean EnergyPhiladelphia, United States$62.0M
Antares Industries49Nuclear EnergyLos Angeles, United States
General Fusion48Nuclear FusionVancouver, Canada$40.0M- NENeogenyx Fuels45Renewable EnergySan Diego, United States$400.0M
LeydenJar43Advanced MaterialsLeiden, Netherlands$70.6M- SPSpiral Hydrogen42Green HydrogenTallinn, Estonia$2.7M
Altaeros42Energy TechSomerville, United States$30.0M
SolOr40CleantechSan Francisco, United States$1.0M- BRBrill Power37Energy StorageOxford, United Kingdom$14.2M
- FUFusion Energy Labs34Clean EnergySan Francisco, United States
CarboCode29Energy StoragePorto, Portugal
Energy Fuels23Clean EnergyDenver, United States
Eocycle21Wind EnergyQuebec City, Canada
Hydro X8HydrogenSan Francisco, United States- BEBeON energy6Clean EnergyLisbon, Portugal
Ayrton EnergyClean EnergyCalgary, Canada$1.0M
Cisco95Internet of Things (IoT)San Jose, United States$220.0B- BYBYD85AutomotiveShenzhen, China$63.0M
- COCoherent85SemiconductorsSaxonburg, United States$89.0M
Enphase Energy85CleantechFremont, United States$6.0M
Arevon Energy85Energy & Climate TechWestlake Village, United States$350.0M
ESAB Corporation85ManufacturingNorth Bethesda, United States$63.0M
NVIDIA Corp84Professional VisualizationSanta Clara, United States$4.1B
Nvidia82HardwareSanta Clara, United States$4.0B- EEeero80HardwareSan Francisco, USA$63.0M
Wiliot79IoTTel Aviv, Israel$344.0M
Comerc Energia75EnergySão Paulo, Brazil$589.0M
Silicon Ranch75Clean EnergyNashville, United States- LULuxottica of America75HardwareMilan, Italy
Epirus74DefenseRedondo Beach, United States$540.0M
TAE Technologies73Nuclear FusionFoothill Ranch, United States$100.0M
Google73InternetMountain View, United States$9.1B
Impinj71Internet of Things (IoT)Seattle, USA$237.2M- PEPeloton70FitnessNew York, United States$2.0B
Enpal70Climate TechBerlin, Germany$3.2B
Exotec70RoboticsLyon, France
Esentia Energy Development70EnergyMexico City, Mexico$2.0B
Ayar Labs69SemiconductorsSan Jose, United States$500.0M
Lightmatter69HardwareMountain View, United States$490.0M
Robot Era69RoboticsBeijing, China$145.0M
Silvus Technologies69DefenseLos Angeles, USA$163.0M
Aalyria Technologies68Space TechnologyLivermore, USA$108.7M
Crusoe Energy67Energy & Climate TechDenver, United States$610.0M- SUSupermicro66HardwareSan Jose, United States$8.3B
- LILime66TransportationSan Francisco, USA$2.0B
- AIAIC64Artificial IntelligenceMilpitas, USA$63.0M
Observable Space64AerospaceAdrian, United States$101.0M
Xsight Labs64Data CenterKiryat Gat, Israel$331.0M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| Hadron Energy | Energy | Houston, United States | $8.2M | 54 |
| Valar Atomics | Climate Tech | El Segundo, United States | $592.5M | 67 |
| Exowatt | Energy Storage | Palo Alto, United States | $40.0M | 51 |
| BLBlue Energy | Energy | London, United Kingdom | $380.0M | 49 |
| Helion | Clean Energy | Everett, USA | $3.6B | 83 |
| Radiant | Nuclear Energy | El Segundo, United States | $518.0M | 74 |
| Zap Energy | Clean Energy | Everett, USA | $324.0M | 62 |
| SISILA | Energy Storage | Palo Alto, United States | $188.0M | 61 |
| Ayr Energy | Energy | — | $28.5M | 58 |
| Inertia Enterprises | Climate | Livermore, United States | $550.0M | 55 |
| NT-Tao | Energy | Tel Aviv, Israel | $27.5M | 54 |
| BUBudderfly | Energy | Shelton, USA | $1.3B | 53 |
| ConnectDER | Clean Energy | Philadelphia, United States | $62.0M | 53 |
| Antares Industries | Nuclear Energy | Los Angeles, United States | — | 49 |
| General Fusion | Nuclear Fusion | Vancouver, Canada | $40.0M | 48 |
| NENeogenyx Fuels | Renewable Energy | San Diego, United States | $400.0M | 45 |
| LeydenJar | Advanced Materials | Leiden, Netherlands | $70.6M | 43 |
| SPSpiral Hydrogen | Green Hydrogen | Tallinn, Estonia | $2.7M | 42 |
| Altaeros | Energy Tech | Somerville, United States | $30.0M | 42 |
| SolOr | Cleantech | San Francisco, United States | $1.0M | 40 |
| BRBrill Power | Energy Storage | Oxford, United Kingdom | $14.2M | 37 |
| FUFusion Energy Labs | Clean Energy | San Francisco, United States | — | 34 |
| CarboCode | Energy Storage | Porto, Portugal | — | 29 |
| Energy Fuels | Clean Energy | Denver, United States | — | 23 |
| Eocycle | Wind Energy | Quebec City, Canada | — | 21 |
| Hydro X | Hydrogen | San Francisco, United States | — | 8 |
| BEBeON energy | Clean Energy | Lisbon, Portugal | — | 6 |
| Ayrton Energy | Clean Energy | Calgary, Canada | $1.0M | — |
| Cisco | Internet of Things (IoT) | San Jose, United States | $220.0B | 95 |
| BYBYD | Automotive | Shenzhen, China | $63.0M | 85 |
| COCoherent | Semiconductors | Saxonburg, United States | $89.0M | 85 |
| Enphase Energy | Cleantech | Fremont, United States | $6.0M | 85 |
| Arevon Energy | Energy & Climate Tech | Westlake Village, United States | $350.0M | 85 |
| ESAB Corporation | Manufacturing | North Bethesda, United States | $63.0M | 85 |
| NVIDIA Corp | Professional Visualization | Santa Clara, United States | $4.1B | 84 |
| Nvidia | Hardware | Santa Clara, United States | $4.0B | 82 |
| EEeero | Hardware | San Francisco, USA | $63.0M | 80 |
| Wiliot | IoT | Tel Aviv, Israel | $344.0M | 79 |
| Comerc Energia | Energy | São Paulo, Brazil | $589.0M | 75 |
| Silicon Ranch | Clean Energy | Nashville, United States | — | 75 |
| LULuxottica of America | Hardware | Milan, Italy | — | 75 |
| Epirus | Defense | Redondo Beach, United States | $540.0M | 74 |
| TAE Technologies | Nuclear Fusion | Foothill Ranch, United States | $100.0M | 73 |
| Google | Internet | Mountain View, United States | $9.1B | 73 |
| Impinj | Internet of Things (IoT) | Seattle, USA | $237.2M | 71 |
| PEPeloton | Fitness | New York, United States | $2.0B | 70 |
| Enpal | Climate Tech | Berlin, Germany | $3.2B | 70 |
| Exotec | Robotics | Lyon, France | — | 70 |
| Esentia Energy Development | Energy | Mexico City, Mexico | $2.0B | 70 |
| Ayar Labs | Semiconductors | San Jose, United States | $500.0M | 69 |
| Lightmatter | Hardware | Mountain View, United States | $490.0M | 69 |
| Robot Era | Robotics | Beijing, China | $145.0M | 69 |
| Silvus Technologies | Defense | Los Angeles, USA | $163.0M | 69 |
| Aalyria Technologies | Space Technology | Livermore, USA | $108.7M | 68 |
| Crusoe Energy | Energy & Climate Tech | Denver, United States | $610.0M | 67 |
| SUSupermicro | Hardware | San Jose, United States | $8.3B | 66 |
| LILime | Transportation | San Francisco, USA | $2.0B | 66 |
| AIAIC | Artificial Intelligence | Milpitas, USA | $63.0M | 64 |
| Observable Space | Aerospace | Adrian, United States | $101.0M | 64 |
| Xsight Labs | Data Center | Kiryat Gat, Israel | $331.0M | 64 |