Alternatives to Cap-xx
The top Energy Storage companies similar to Cap-xx, 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.
VINATech Co., Ltd.47Energy StorageJeonju-si, South Korea
Maxwell Technologies31Energy StorageSan Diego, United States
Ioxus52Energy StorageOneonta, United States$37.0M- SKSkeleton Technologies55Tallinn, Estonia$329.7M
Caracol53AerospaceMilan, Italy
StirLight47AerospaceUnited Kingdom$1.1M
Jabil75ManufacturingSt. Petersburg, USA- MAMACHINA LABS69ManufacturingLos Angeles, United States$156.0M
- ISIsembard65ManufacturingBristol, United Kingdom$59.0M
Castelion60DefenseEl Segundo, United States$50.0M
Odysight AI53IndustrialTel Aviv, Israel$2.0M
Quinas Technology53SemiconductorsLondon, United Kingdom$4.2M
Antares Industries49Nuclear EnergyLos Angeles, United States- RARalliant43AerospaceRaleigh, USA$27.3M
Frenel Imaging40Imaging- VIVIRIDIAN32SpaceTechPalo Alto, United States
- DUDuPont31ChemicalsWilmington, United States
- TETextron30AerospaceProvidence, United States
Lynx AI Technologies28Operating SystemSan Jose, Israel- COCobham19AerospaceWimborne Minster, United Kingdom$512.0M
- AMAmphenol11ManufacturingWallingford, USA
BlackBerry QNX11Operating SystemOttawa, Canada- SESEOPS10AerospaceHouston, United States
- A1A123 Systems0Battery TechnologyWaltham, United States
- CACalyosAerospaceLiège, Belgium
Mitsubishi Heavy IndustriesEnergy SystemsTokyo, Japan
CreareEngineering ServicesHanover, United States
Kinetic Engine SystemsAerospaceJerusalem, Israel- BYBYD85AutomotiveShenzhen, China$63.0M
Tesla81AutomotiveAustin, United States$7.7B
Hermeus78AerospaceAtlanta, United States$350.0M- HAHANWHA75ConglomerateSeoul, South Korea
Group14 Technologies73Battery TechnologyWoodinville, United States$463.0M
TAE Technologies73Nuclear FusionFoothill Ranch, United States
Carbon713D PrintingRedwood City, United States
General Dynamics71AerospaceReston, United States$60.0B
URSA MAJOR71Defense TechBerthoud, United States$100.0M
Gecko Robotics69RoboticsPittsburgh, United States$125.0M
Northrop Grumman68Defense TechFalls Church, United States
Quantum Systems68AerospaceGilching, Germany$726.5M- AMAmca68AerospaceEl Segundo, USA$376.5M
Observable Space64AerospaceAdrian, United States$101.0M
proteanTecs64InspectionHaifa, Israel$241.0M
SLINGSHOT AEROSPACE64AerospaceWindsor, United States$73.8M
Frankenburg Technologies64DefenseTallinn, Estonia$36.7M
Sunfire64Clean EnergyDortmund, Germany- VAVantage Robotics63AerospaceSan Leandro, United States$22.6M
Prisma Photonics63Fiber OpticYokneam Illit, Israel$70.0M
Swarm Aero63AerospaceOxnard, United States$35.0M- YOYORK SPACE SYSTEMS63AerospaceDenver, United States$629.0M
Apollo63EnergyRamat Gan, Israel$50.0M
Dronamics63AerospaceSofia, Bulgaria$105.8M
Phononics63DiamondDurham, United States
Amogy63Clean EnergyBrooklyn, United States$90.0M
Starfighters Space63AerospaceKennedy Space Center, USA$17.5M
Integrate63GovernmentSeattle, United States$17.0M
PDW63AerospaceHuntsville, USA$170.0M
ADRANOS62AerospaceWest Lafayette, United States$21.6M
Altilium62Battery RecyclingPlymouth, United Kingdom$39.2M
Cylib62Battery RecyclingGermany, Germany$66.6M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| VINATech Co., Ltd. | Energy Storage | Jeonju-si, South Korea | — | 47 |
| Maxwell Technologies | Energy Storage | San Diego, United States | — | 31 |
| Ioxus | Energy Storage | Oneonta, United States | $37.0M | 52 |
| SKSkeleton Technologies | — | Tallinn, Estonia | $329.7M | 55 |
| Caracol | Aerospace | Milan, Italy | — | 53 |
| StirLight | Aerospace | United Kingdom | $1.1M | 47 |
| Jabil | Manufacturing | St. Petersburg, USA | — | 75 |
| MAMACHINA LABS | Manufacturing | Los Angeles, United States | $156.0M | 69 |
| ISIsembard | Manufacturing | Bristol, United Kingdom | $59.0M | 65 |
| Castelion | Defense | El Segundo, United States | $50.0M | 60 |
| Odysight AI | Industrial | Tel Aviv, Israel | $2.0M | 53 |
| Quinas Technology | Semiconductors | London, United Kingdom | $4.2M | 53 |
| Antares Industries | Nuclear Energy | Los Angeles, United States | — | 49 |
| RARalliant | Aerospace | Raleigh, USA | $27.3M | 43 |
| Frenel Imaging | Imaging | — | — | 40 |
| VIVIRIDIAN | SpaceTech | Palo Alto, United States | — | 32 |
| DUDuPont | Chemicals | Wilmington, United States | — | 31 |
| TETextron | Aerospace | Providence, United States | — | 30 |
| Lynx AI Technologies | Operating System | San Jose, Israel | — | 28 |
| COCobham | Aerospace | Wimborne Minster, United Kingdom | $512.0M | 19 |
| AMAmphenol | Manufacturing | Wallingford, USA | — | 11 |
| BlackBerry QNX | Operating System | Ottawa, Canada | — | 11 |
| SESEOPS | Aerospace | Houston, United States | — | 10 |
| A1A123 Systems | Battery Technology | Waltham, United States | — | 0 |
| CACalyos | Aerospace | Liège, Belgium | — | — |
| Mitsubishi Heavy Industries | Energy Systems | Tokyo, Japan | — | — |
| Creare | Engineering Services | Hanover, United States | — | — |
| Kinetic Engine Systems | Aerospace | Jerusalem, Israel | — | — |
| BYBYD | Automotive | Shenzhen, China | $63.0M | 85 |
| Tesla | Automotive | Austin, United States | $7.7B | 81 |
| Hermeus | Aerospace | Atlanta, United States | $350.0M | 78 |
| HAHANWHA | Conglomerate | Seoul, South Korea | — | 75 |
| Group14 Technologies | Battery Technology | Woodinville, United States | $463.0M | 73 |
| TAE Technologies | Nuclear Fusion | Foothill Ranch, United States | — | 73 |
| Carbon | 3D Printing | Redwood City, United States | — | 71 |
| General Dynamics | Aerospace | Reston, United States | $60.0B | 71 |
| URSA MAJOR | Defense Tech | Berthoud, United States | $100.0M | 71 |
| Gecko Robotics | Robotics | Pittsburgh, United States | $125.0M | 69 |
| Northrop Grumman | Defense Tech | Falls Church, United States | — | 68 |
| Quantum Systems | Aerospace | Gilching, Germany | $726.5M | 68 |
| AMAmca | Aerospace | El Segundo, USA | $376.5M | 68 |
| Observable Space | Aerospace | Adrian, United States | $101.0M | 64 |
| proteanTecs | Inspection | Haifa, Israel | $241.0M | 64 |
| SLINGSHOT AEROSPACE | Aerospace | Windsor, United States | $73.8M | 64 |
| Frankenburg Technologies | Defense | Tallinn, Estonia | $36.7M | 64 |
| Sunfire | Clean Energy | Dortmund, Germany | — | 64 |
| VAVantage Robotics | Aerospace | San Leandro, United States | $22.6M | 63 |
| Prisma Photonics | Fiber Optic | Yokneam Illit, Israel | $70.0M | 63 |
| Swarm Aero | Aerospace | Oxnard, United States | $35.0M | 63 |
| YOYORK SPACE SYSTEMS | Aerospace | Denver, United States | $629.0M | 63 |
| Apollo | Energy | Ramat Gan, Israel | $50.0M | 63 |
| Dronamics | Aerospace | Sofia, Bulgaria | $105.8M | 63 |
| Phononics | Diamond | Durham, United States | — | 63 |
| Amogy | Clean Energy | Brooklyn, United States | $90.0M | 63 |
| Starfighters Space | Aerospace | Kennedy Space Center, USA | $17.5M | 63 |
| Integrate | Government | Seattle, United States | $17.0M | 63 |
| PDW | Aerospace | Huntsville, USA | $170.0M | 63 |
| ADRANOS | Aerospace | West Lafayette, United States | $21.6M | 62 |
| Altilium | Battery Recycling | Plymouth, United Kingdom | $39.2M | 62 |
| Cylib | Battery Recycling | Germany, Germany | $66.6M | 62 |