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

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Houston Angel Network | 8 | United States, Canada, United Kingdom | Seed, Series A | Health Care, Software, Information Technology |
| Prelude Ventures | 6 | United States, Canada | Series A, Series B, Series C | Software, Energy, Manufacturing |
| Cottonwood Technology Fund | 5 | United States, The Netherlands, Germany | Series A, Series B, Seed | Manufacturing, Biotechnology, Health Care |
| Rev1 Ventures | 5 | United States, Germany | Seed, Series A | Software, Health Care, Information Technology |
| RockPort Capital | 4 | United States, Canada, Norway | Series C, Series B, Series A | Energy, Manufacturing, Software |
| Evok Innovations | 4 | Canada, United States, Israel | Series A, Seed, Series B | Software, Oil and Gas, Information Technology |
| Cultivation Capital | 4 | United States, Australia, Israel | Series A, Seed | Software, SaaS, Health Care |
| Founders Fund | 4 | United States, United Kingdom, Germany | Series A, Seed, Series B | Software, Health Care, Internet |
| Good Growth Capital | 3 | United States, France, Israel | Seed, Convertible Note, Series A | Health Care, Information Technology, Software |
| Chrysalix Venture Capital | 3 | United States, Canada, The Netherlands | Series B, Series A | Energy, Manufacturing, CleanTech |
| Sun Mountain Capital | 3 | United States | Series A, Series B, Series C | Medical, Health Care, Manufacturing |
| North Bridge Venture Partners & Growth Equity | 3 | United States, Canada, The Netherlands | Series B, Series C | Software, Enterprise Software, SaaS |
| St. Louis Arch Angels | 3 | United States, Argentina | Seed, Series A | Biotechnology, Health Care, Software |
| Missouri Technology Corporation | 3 | United States | Seed, Grant | Health Care, Biotechnology, Software |
| Asymmetry Ventures | 3 | United States, India, United Kingdom | Seed, Pre-Seed, Series A | Software, Health Care, Biotechnology |
| EnCap Flatrock Midstream | 3 | United States | Private Equity, Angel, Post-IPO Equity | Energy, Oil and Gas, Logistics |
| Equinor Technology Ventures | 3 | United States, Norway, Canada | Series B, Series A | Oil and Gas, Energy, Software |
| Javelin Venture Partners | 3 | United States, Canada, India | Series A, Seed, Series B | Software, E-Commerce, Internet |
| Mercury | 3 | United States, India, United Kingdom | Series A, Seed, Series B | Software, SaaS, Biotechnology |
| Cofounders Capital | 3 | United States | Seed, Series A | Software, SaaS, Information Technology |
| Second Avenue Partners | 3 | United States, Canada | Series A, Series B, Series C | E-Commerce, Software, SaaS |
| Alliance of Angels | 3 | United States, Canada, Nigeria | Seed, Series A | Software, Health Care, Mobile |
| The Yield Lab | 2 | United States, Argentina, Brazil | Seed, Series A, Convertible Note | Agriculture, AgTech, Biotechnology |
| Wisconsin Investment Partners | 2 | United States, Canada, United Kingdom | Seed, Series A | Health Care, Biotechnology, Medical |
| CalCEF Clean Energy Angel Fund | 2 | United States | Series A, Seed, Series B | Manufacturing, Energy, Biofuel |
| Atlas Innovate | 2 | United States, United Kingdom | Seed, Series A, Series B | Software, Manufacturing, Automotive |
| Birchmere Ventures | 2 | United States, Canada, United Kingdom | Seed, Series B, Series A | Software, Health Care, Internet |
| Mako Strategies | 2 | United States | Seed, Series A | Water, Energy, Oil and Gas |
| Energy Impact Partners | 2 | United States, Canada, Germany | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Ben Franklin Technology Partners of Southeastern Pennsylvania | 2 | United States | Seed, Grant, Debt Financing | Health Care, Software, Information Technology |
| Momenta | 2 | United States, Switzerland, Canada | Seed, Series A, Series B | Software, Internet of Things, Artificial Intelligence |
| AAF Management Ltd. | 2 | United States, India, Canada | Seed, Series A | Software, FinTech, Health Care |
| Breakthrough Energy Ventures | 2 | United States, Canada, United Kingdom | Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Equinor | 2 | United Kingdom, United States, Denmark | Series A, Series C | Energy, Renewable Energy, Oil and Gas |
| AP Ventures | 2 | United States, France, Norway | Seed, Series A | Energy, Renewable Energy, Oil and Gas |
| Spider Capital | 2 | United States, Canada, Israel | Seed, Series A, Series B | Software, Artificial Intelligence, SaaS |
| Energy Innovation Capital | 2 | United States, Canada, Australia | Series B, Series A | Energy, Manufacturing, Oil and Gas |
| Austin Ventures | 2 | United States, China, Japan | Series B, Series A, Series C | Software, Enterprise Software, Internet |
| Monsanto Growth Ventures (MGV) | 2 | United States, Brazil, Canada | Series A, Seed, Series B | Agriculture, Biotechnology, AgTech |
| Catamount Ventures | 2 | United States, New Zealand, United Kingdom | Series A, Series B, Series C | Software, Manufacturing, Education |
| Allied Minds | 2 | United States, Israel | Series A, Seed, Series B | Software, Wireless, Aerospace |
| Chevron Technology Ventures | 2 | United States, Canada, United Kingdom | Series B, Series A | Energy, Software, Oil and Gas |
| Eni Next | 2 | United States, Italy, Canada | Series A, Series B, Seed | Energy, Renewable Energy, Environmental Engineering |
| Williams | 2 | United States, Canada | Series A | Oil and Gas, Laser, Internet |
| MassVentures | 2 | United States, Spain, United Kingdom | Grant, Seed, Series A | Software, Health Care, Manufacturing |
| Caffeinated Capital | 2 | United States, Brazil, Canada | Seed, Series A, Series B | Software, Financial Services, Information Technology |
| Claremont Creek Ventures | 2 | United States | Series A, Series B, Series C | Biotechnology, Software, Health Care |
| Madrona | 2 | United States, Canada, Spain | Series A, Series B, Seed | Software, SaaS, Artificial Intelligence |
| Worthington Industries | 2 | United States | Seed | Energy, Oil and Gas, Transportation |
| Lightspeed Venture Partners | 2 | United States, India, Israel | Series A, Series B, Seed | Software, Information Technology, Enterprise Software |

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