# Top 50 Oil and Gas VC (Venture Capital) Funds in United States in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Houston Angel Network | 8 | United States, Canada, France | Seed, Series A | Health Care, Software, Medical |
| Evok Innovations | 7 | Canada, United States, Israel | Series A, Seed, Series B | Energy, Chemical, Oil and Gas |
| Rev1 Ventures | 6 | United States, Germany | Seed, Series A | Software, Health Care, Information Technology |
| Cottonwood Technology Fund | 5 | United States, The Netherlands, Germany | Series A, Series B, Seed | Manufacturing, Health Care, Biotechnology |
| RockPort Capital | 5 | United States, Canada, Norway | Series C, Series B, Series A | Energy, Manufacturing, Software |
| Altira Group | 4 | United States, Canada, Sweden | Series A, Series B | Software, Energy, Renewable Energy |
| Element Partners | 4 | United States, China, Norway | Series A, Series B | Energy, Manufacturing, Renewable Energy |
| Founders Fund | 4 | United States, United Kingdom, Germany | Series A, Seed, Series B | Software, Health Care, Information Technology |
| Prelude Ventures | 4 | United States, Canada | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Chevron Technology Ventures | 4 | United States, Canada, United Kingdom | Series A, Series B | Energy, Software, Manufacturing |
| TEDCO | 3 | United States, Canada, United Kingdom | Seed, Grant, Pre-Seed | Health Care, Software, Biotechnology |
| Missouri Technology Corporation | 3 | United States | Seed, Grant | Health Care, Biotechnology, Software |
| Engine Ventures | 3 | United States, Denmark | Seed, Series A | Biotechnology, Manufacturing, Medical |
| Breakout Ventures | 3 | United States | Seed, Series B, Series A | Biotechnology, Life Science, Therapeutics |
| Equinor Technology Ventures | 3 | United States, Norway, Canada | Series B, Series A | Oil and Gas, Energy, Software |
| Cofounders Capital | 3 | United States | Seed, Series A | Software, SaaS, Information Technology |
| Chrysalix Venture Capital | 3 | United States, Canada, The Netherlands | Series B, Series A | Energy, Manufacturing, CleanTech |
| Energy Impact Partners | 3 | United States, Canada, United Kingdom | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Mercury | 3 | United States, India, United Kingdom | Series A, Seed, Series B | Software, SaaS, Health Care |
| Prototype Capital | 3 | United States, Canada, Mexico | Seed, Pre-Seed | Robotics, Artificial Intelligence, Health Care |
| Asymmetry Ventures | 3 | United States, India, United Kingdom | Seed, Series A, Pre-Seed | Software, Health Care, Biotechnology |
| Sun Mountain Capital | 3 | United States | Series A, Series B, Series C | Medical, Health Care, Biotechnology |
| Good Growth Capital | 3 | United States, France, Israel | Seed, Series A, Convertible Note | Health Care, Biotechnology, Software |
| Breakthrough Energy Ventures | 3 | United States, Canada, France | Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Javelin Venture Partners | 3 | United States, Canada, India | Series A, Seed, Series B | Software, E-Commerce, Enterprise Software |
| MassVentures | 3 | United States, Spain, United Kingdom | Grant, Seed, Series A | Health Care, Software, Manufacturing |
| North Bridge Venture Partners & Growth Equity | 3 | United States, Canada, Israel | Series B, Series C | Software, Enterprise Software, SaaS |
| Trilantic North America | 3 | United States, Canada | Private Equity, Seed | Energy, Oil and Gas, Manufacturing |
| EnCap Flatrock Midstream | 3 | United States | Private Equity, Angel, Post-IPO Equity | Energy, Oil and Gas, Logistics |
| Alliance of Angels | 2 | United States, Canada, Nigeria | Seed, Series A | Software, Health Care, Mobile |
| Rising Tide | 2 | United States, Canada, India | Seed, Series A | Software, Artificial Intelligence, Biotechnology |
| Siemens | 2 | United States, Germany, United Kingdom | Series A, Debt Financing | Renewable Energy, Energy, Electric Vehicle |
| ATP Fund | 2 | United States | Seed, Series A | Health Care, Analytics, Machine Learning |
| Montrose Lane | 2 | United States | Series A, Series B | Software, Oil and Gas, Energy |
| TotalEnergies Ventures | 2 | United States, France, United Kingdom | Series B, Series C | Energy, Renewable Energy, Transportation |
| WindSail Capital Group | 2 | United States, Canada, Germany | Debt Financing, Seed | Energy, Software, Manufacturing |
| SeedInvest | 2 | United States, Israel, France | Seed, Series A, Equity Crowdfunding | Software, E-Commerce, Health Care |
| AP Ventures | 2 | United States, France, Norway | Series A, Seed | Energy, Renewable Energy, Manufacturing |
| Mako Strategies | 2 | United States | Seed, Series A | Water, Energy, Oil and Gas |
| AAF Management Ltd. | 2 | United States, India, Canada | Seed, Series A | Software, FinTech, Financial Services |
| Eni Next | 2 | United States, Italy, United Kingdom | Series A, Series B | Energy, Environmental Engineering, Renewable Energy |
| Ranch Ventures | 2 | United States, Canada | Seed, Series A | E-Commerce, Software, Web Design |
| SOSV | 2 | United States, India, United Kingdom | Seed, Convertible Note, Pre-Seed | Biotechnology, Health Care, Software |
| Catamount Ventures | 2 | United States, New Zealand, United Kingdom | Series A, Series B, Series C | Software, Manufacturing, Education |
| Third Sphere | 2 | United States, Israel, Germany | Seed, Pre-Seed, Convertible Note | Software, Real Estate, Transportation |
| Energy Innovation Capital | 2 | United States, Canada, Australia | Series B, Series A | Energy, Oil and Gas, Manufacturing |
| 11.2 Capital | 2 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Information Technology, Biotechnology |
| Cultivation Capital | 2 | United States, Australia, Canada | Seed, Series A | Software, SaaS, Health Care |
| Nth Power | 2 | United States | Series B, Series C | Energy, Software, Manufacturing |
| Microsoft Climate Innovation Fund | 2 | United States, Canada, Spain | Series A, Series B | Renewable Energy, Energy, Software |

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