Alternatives to Heirloom
The top Climate Tech companies similar to Heirloom, 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.
- CACarbon Clean49Climate TechLondon, United Kingdom$195.0M
Carbon Engineering55Climate TechSquamish, Canada$68.0M- CLClimeworks51Climate TechZurich, Switzerland$162.0M
- MEMembrane Technology & Research51Climate TechNewark, USA$27.0M
Carbon Blue53CleantechSan Francisco, United States$10.0M
Bomvento43CleantechSan Francisco, United States- CACarboNegev36ClimateBe'er Sheva, Israel$1.0M
RepAir Carbon Capture35Carbon RemovalTel Aviv, Israel
Phlair54Climate TechMunich, Germany$16.1M
NT-Tao54EnergyTel Aviv, Israel$27.5M- MOMombak54Climate TechMiami, United States
- UNUndo47Climate TechLondon, United Kingdom$49.0M
Carbon Twist35ClimateTel Aviv, Israel
Comerc Energia75EnergySão Paulo, Brazil$589.0M
South Pole70Climate TechZurich, Switzerland$20.0M
Seedcamp66Venture CapitalLondon, United Kingdom$219.8M
SolarSquare64Renewable EnergyMumbai, India$67.5M
Barrell63LithiumDenver, USA
Altilium62Battery RecyclingPlymouth, United Kingdom$39.2M
Tomorrow.io62WeatherBoston, United States$259.0M
Lithium de France62EnergyPau, France$10.0M
Cylib62Battery RecyclingGermany, Germany$66.6M
Solar Landscape61Renewable EnergyAsbury Park, USA$775.9M- GRGreen Flexibility61EnergyAmsterdam, Netherlands$400.0M
Envision61Renewable EnergyShanghai, China$710.0M- LILion Storage61EnergySan Francisco, United States$350.0M
Xpansiv60Climate TechSan Francisco, United States$100.0M
Ecosystem Restoration Standard58Climate TechSan Francisco, United States$37.1M
Momentick56Greenhouse Gases (GHG)Tel Aviv, Israel$13.0M
Inertia Enterprises55ClimateLivermore, United States$550.0M
BladeRanger55CleantechRamat Gan, Israel$10.8M
Founders Factory55Venture CapitalLondon, United Kingdom$63.0M
Setpoint55Smart HomeSan Francisco, United States$8.7M
TheStorage54CleantechTampere, Finland$6.8M
Exergy354CleantechEdinburgh, United Kingdom$25.5M- FOFonto Power54EnergySan Francisco, United States$15.0M
Greenlyte54Climate TechEssen, Germany$15.0M- MAMater.ai54Advanced MaterialsLondon, United Kingdom$3.1M
btry54Battery TechnologyDübendorf, Switzerland$6.6M
Wind Capital54Venture CapitalParis, France$57.2M
Aura Aero54AerospaceToulouse, France$340.0M
DG Matrix53Data Center InfrastructureMorrisville, United States$80.0M- BUBudderfly53EnergyShelton, USA$1.3B
Luminescent53CleantechSan Francisco, United States$7.0M
Renaissance Philanthropy52PhilanthropyNew York, United States$214.0M
DevvStream52Carbon ManagementCalgary, Canada$6.0M
Earth Force Technologies51ClimateSan Francisco, United States$8.6M
GA Drilling51EnergyBratislava, Slovakia$44.1M- ANAntler50Venture CapitalSingapore, Singapore$63.0M
SolCold50CleantechTel Aviv, Israel$1.5M
Brineworks49Climate TechAmsterdam, Netherlands$106.7M
CarbonRun49Climate TechCalgary, Canada$500K
Flowcarbon49BlockchainNew York, United States$70.0M
CarbonClick48Climate TechAuckland, New Zealand$1.0M
Supernova Invest48Venture CapitalParis, France$63.0M
Viridian Analytics48ESGNew York, United States$1.5M
Day 847ProteinSan Francisco, United States$750K
ClimateCrop47BiotechTel Aviv, Israel$1.0M
Deep Science Ventures47BiotechnologyLondon, United Kingdom$63.0M
Clairion47ClimateTel Aviv, Israel$10.0M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| CACarbon Clean | Climate Tech | London, United Kingdom | $195.0M | 49 |
| Carbon Engineering | Climate Tech | Squamish, Canada | $68.0M | 55 |
| CLClimeworks | Climate Tech | Zurich, Switzerland | $162.0M | 51 |
| MEMembrane Technology & Research | Climate Tech | Newark, USA | $27.0M | 51 |
| Carbon Blue | Cleantech | San Francisco, United States | $10.0M | 53 |
| Bomvento | Cleantech | San Francisco, United States | — | 43 |
| CACarboNegev | Climate | Be'er Sheva, Israel | $1.0M | 36 |
| RepAir Carbon Capture | Carbon Removal | Tel Aviv, Israel | — | 35 |
| Phlair | Climate Tech | Munich, Germany | $16.1M | 54 |
| NT-Tao | Energy | Tel Aviv, Israel | $27.5M | 54 |
| MOMombak | Climate Tech | Miami, United States | — | 54 |
| UNUndo | Climate Tech | London, United Kingdom | $49.0M | 47 |
| Carbon Twist | Climate | Tel Aviv, Israel | — | 35 |
| Comerc Energia | Energy | São Paulo, Brazil | $589.0M | 75 |
| South Pole | Climate Tech | Zurich, Switzerland | $20.0M | 70 |
| Seedcamp | Venture Capital | London, United Kingdom | $219.8M | 66 |
| SolarSquare | Renewable Energy | Mumbai, India | $67.5M | 64 |
| Barrell | Lithium | Denver, USA | — | 63 |
| Altilium | Battery Recycling | Plymouth, United Kingdom | $39.2M | 62 |
| Tomorrow.io | Weather | Boston, United States | $259.0M | 62 |
| Lithium de France | Energy | Pau, France | $10.0M | 62 |
| Cylib | Battery Recycling | Germany, Germany | $66.6M | 62 |
| Solar Landscape | Renewable Energy | Asbury Park, USA | $775.9M | 61 |
| GRGreen Flexibility | Energy | Amsterdam, Netherlands | $400.0M | 61 |
| Envision | Renewable Energy | Shanghai, China | $710.0M | 61 |
| LILion Storage | Energy | San Francisco, United States | $350.0M | 61 |
| Xpansiv | Climate Tech | San Francisco, United States | $100.0M | 60 |
| Ecosystem Restoration Standard | Climate Tech | San Francisco, United States | $37.1M | 58 |
| Momentick | Greenhouse Gases (GHG) | Tel Aviv, Israel | $13.0M | 56 |
| Inertia Enterprises | Climate | Livermore, United States | $550.0M | 55 |
| BladeRanger | Cleantech | Ramat Gan, Israel | $10.8M | 55 |
| Founders Factory | Venture Capital | London, United Kingdom | $63.0M | 55 |
| Setpoint | Smart Home | San Francisco, United States | $8.7M | 55 |
| TheStorage | Cleantech | Tampere, Finland | $6.8M | 54 |
| Exergy3 | Cleantech | Edinburgh, United Kingdom | $25.5M | 54 |
| FOFonto Power | Energy | San Francisco, United States | $15.0M | 54 |
| Greenlyte | Climate Tech | Essen, Germany | $15.0M | 54 |
| MAMater.ai | Advanced Materials | London, United Kingdom | $3.1M | 54 |
| btry | Battery Technology | Dübendorf, Switzerland | $6.6M | 54 |
| Wind Capital | Venture Capital | Paris, France | $57.2M | 54 |
| Aura Aero | Aerospace | Toulouse, France | $340.0M | 54 |
| DG Matrix | Data Center Infrastructure | Morrisville, United States | $80.0M | 53 |
| BUBudderfly | Energy | Shelton, USA | $1.3B | 53 |
| Luminescent | Cleantech | San Francisco, United States | $7.0M | 53 |
| Renaissance Philanthropy | Philanthropy | New York, United States | $214.0M | 52 |
| DevvStream | Carbon Management | Calgary, Canada | $6.0M | 52 |
| Earth Force Technologies | Climate | San Francisco, United States | $8.6M | 51 |
| GA Drilling | Energy | Bratislava, Slovakia | $44.1M | 51 |
| ANAntler | Venture Capital | Singapore, Singapore | $63.0M | 50 |
| SolCold | Cleantech | Tel Aviv, Israel | $1.5M | 50 |
| Brineworks | Climate Tech | Amsterdam, Netherlands | $106.7M | 49 |
| CarbonRun | Climate Tech | Calgary, Canada | $500K | 49 |
| Flowcarbon | Blockchain | New York, United States | $70.0M | 49 |
| CarbonClick | Climate Tech | Auckland, New Zealand | $1.0M | 48 |
| Supernova Invest | Venture Capital | Paris, France | $63.0M | 48 |
| Viridian Analytics | ESG | New York, United States | $1.5M | 48 |
| Day 8 | Protein | San Francisco, United States | $750K | 47 |
| ClimateCrop | Biotech | Tel Aviv, Israel | $1.0M | 47 |
| Deep Science Ventures | Biotechnology | London, United Kingdom | $63.0M | 47 |
| Clairion | Climate | Tel Aviv, Israel | $10.0M | 47 |