# Top 50 CleanTech Startup Investors in United Kingdom in May 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Par Equity | 7 | United Kingdom, United States, Brazil | Seed, Series A | Software, Information Technology, Computer |
| Parkwalk Advisors | 6 | United Kingdom, United States, Philippines | Seed, Series A, Series B | Biotechnology, Health Care, Software |
| Biz Stone | 4 | United States, United Kingdom, India | Seed, Series A, Pre-Seed | Software, Messaging, Mobile |
| Paul Forster | 4 | United Kingdom, Germany, Spain | Seed, Series A, Pre-Seed | Software, FinTech, Financial Services |
| Oxford Science Enterprises | 4 | United Kingdom, United States, The Netherlands | Seed, Series A | Biotechnology, Health Care, Software |
| QVentures | 3 | United Kingdom, United States, Germany | Seed, Angel | Software, E-Commerce, Artificial Intelligence |
| Social Impact Capital | 3 | United States, United Kingdom | Seed, Pre-Seed | Biotechnology, Information Technology, Nanotechnology |
| TrueSight Ventures | 3 | United Kingdom, Sweden, United States | Seed, Pre-Seed, Series A | Software, Financial Services, FinTech |
| Sky Ocean Ventures | 3 | United Kingdom, Chile, Finland | Seed, Grant | CleanTech, Sustainability, Packaging Services |
| Cambridge Angels group | 3 | United Kingdom, United States, Estonia | Seed, Series A | Software, Health Care, Biotechnology |
| True Ventures | 3 | United States, United Kingdom, Finland | Series A, Seed, Series B | Software, Information Technology, Internet |
| NPIF – Mercia Equity Finance | 3 | United Kingdom | Seed, Series A | Software, Information Technology, Health Care |
| Uday Kumar Bangalore Shivaraman | 3 | United Kingdom, India, United States | Seed, Series B, Equity Crowdfunding | FinTech, Financial Services, E-Commerce |
| Climate VC | 2 | United Kingdom | Seed, Pre-Seed | Environmental Consulting, Manufacturing, Financial Services |
| Kindred Capital | 2 | United Kingdom, Israel, Germany | Seed, Series A, Series B | Software, Biotechnology, Information Technology |
| Torch Capital | 2 | United States, United Kingdom, Spain | Seed, Series A | Financial Services, Health Care, FinTech |
| ACE & Company | 2 | United States, Switzerland, United Kingdom | Seed, Series A | Software, FinTech, Financial Services |
| HG Ventures | 2 | United States, Singapore, United Kingdom | Seed, Series A, Series B | Manufacturing, Biotechnology, Blockchain |
| Verve Ventures | 2 | Switzerland, Germany, France | Series A, Seed, Series B | Health Care, Software, Biotechnology |
| Octopus Ventures | 2 | United Kingdom, United States, Germany | Series A, Seed, Series B | Software, Health Care, FinTech |
| Acequia Capital (AceCap) | 2 | United States, United Kingdom, France | Seed, Series A, Pre-Seed | Software, Information Technology, Artificial Intelligence |
| Asymmetry Ventures | 2 | United States, India, United Kingdom | Seed, Pre-Seed, Series A | Software, Health Care, Biotechnology |
| Oxford Technology Management | 2 | United Kingdom, United States | Seed, Series A | Biotechnology, Health Care, Software |
| ArcTern Ventures | 2 | Canada, United States, United Kingdom | Series A, Series B | Energy, Software, Renewable Energy |
| Jenson Funding Partners | 2 | United Kingdom | Pre-Seed, Seed | Software, Artificial Intelligence, Marketplace |
| Embryo Ventures | 2 | United Kingdom, United States, The Netherlands | Seed, Pre-Seed | CleanTech, SaaS, Retail Technology |
| Green Angel Ventures | 2 | United Kingdom | Seed, Series A | Renewable Energy, Energy, Construction |
| Crowdcube | 2 | United Kingdom, Spain, United States | Equity Crowdfunding, Convertible Note, Seed | FinTech, Financial Services, Food and Beverage |
| Lowercarbon Capital | 2 | United States, United Kingdom, France | Seed, Series A | Biotechnology, Renewable Energy, Energy |
| Sam Branson | 2 | United Kingdom | Seed, Series A | CleanTech, Laundry and Dry-cleaning |
| Lupa Systems | 2 | United States, India, United Kingdom | Seed, Series A, Series B | Media and Entertainment, Big Data, Machine Learning |
| Holly Branson | 2 | United Kingdom | Seed, Series A | CleanTech, Logistics, Transportation |
| Ascension | 2 | United Kingdom, United States, Italy | Seed, Pre-Seed | Software, Internet, FinTech |
| Saltwater Capital | 2 | United States, Canada, United Kingdom | Seed, Series A, Series B | SaaS, Software, CleanTech |
| Serge Chiaramonte | 2 | United Kingdom, United States, China | Seed, Pre-Seed, Series A | FinTech, Financial Services, E-Commerce |
| Astanor Ventures | 2 | United States, France, United Kingdom | Series A, Seed, Series B | Agriculture, Food and Beverage, Biotechnology |
| IP Group | 2 | United Kingdom, United States, Australia | Seed, Series A, Series B | Health Care, Biotechnology, Therapeutics |
| BGF Ventures | 2 | United Kingdom, United States, Ireland | Seed, Series B | Health Care, Biotechnology, Medical |
| EIT Food | 2 | The Netherlands, Spain, Israel | Grant, Seed | Food and Beverage, Biotechnology, AgTech |
| AgFunder | 2 | United States, United Kingdom, India | Seed, Series A, Series B | Agriculture, AgTech, Biotechnology |
| SFC Capital | 2 | United Kingdom, United States, Canada | Pre-Seed, Seed | Software, Information Technology, Artificial Intelligence |
| Carbon13 | 2 | United Kingdom, United States | Pre-Seed, Seed | Sustainability, Environmental Consulting, Biotechnology |
| Equinor | 1 | United Kingdom, United States, Denmark | Series A, Series C | Energy, Renewable Energy, Oil and Gas |
| Steve Pankhurst | 1 | United Kingdom, United States | Seed, Pre-Seed, Angel | Software, Internet, Personal Health |
| Northstar Ventures | 1 | United Kingdom, United States, Estonia | Seed, Series A | Software, E-Commerce, Internet |
| SSE | 1 | United Kingdom |  | CleanTech, Clean Energy, Sustainability |
| RWE | 1 | United States, Germany, Sweden | Series A, Series B | Renewable Energy, Clean Energy, Energy |
| Infinity Recycling | 1 | United Kingdom |  | CleanTech, Waste Management |
| Iberdrola | 1 | Spain, United States, Kenya | Series A, Seed, Series B | Solar, Manufacturing, Energy |
| Outsized Ventures | 1 | United Kingdom, United States, Canada | Seed, Series A, Pre-Seed | Biotechnology, Artificial Intelligence, Information Technology |

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