CGF invest in tech innovations that reduce greenhouse gas emissions or improve resource efficiency across power, transport, industry, buildings, waste and water. We look for UK early stage companies with commercially viable solutions that are generating early revenues and also consider pre-revenue businesses with a minimum viable product.
Location: United Kingdom, England, London
Employees: 1-10
Founded date: 2020
Investment Type: Venture Capital
Investment Stage: Pre-Seed; Seed; Series A
Portfolio 19
| Date | Name | Website | Total Raised | Location |
| 03.04.2026 | AmpliSi | amplisi.com | - | - |
| 31.12.2024 | Oriole Net... | oriolenetworks.com | $34.62M | - |
| 31.12.2024 | Clean Food... | cleanfood.group | $7.37M | - |
| 31.12.2024 | Rendesco | rendesco.com | $7.68M | - |
| 18.01.2024 | HutanBio | hutanbio.com | $2.9M | United Kin... |
| 10.01.2024 | FA Bio | fa-bio.net | $6.74M | United Kin... |
| 06.11.2023 | Kamma | kammadata.com | $4.6M | United Kin... |
| 29.06.2023 | Arda | arda.bio | $6.65M | - |
| 27.04.2023 | Nuada | nuadaco2.com | $4.37M | United Kin... |
| 26.04.2023 | HydRegen | hydregenoxford.com | $3.24M | United Kin... |
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Mentions in press and media 26
| Date | Title | Description |
| 18.03.2026 | AmpliSi: £2 Million Raised For Silicon Battery Materials Scale-Up | AmpliSi, a University of Sheffield spin-out developing silicon anode materials for next-generation lithium-ion batteries, has raised £2m in pre-seed funding. The round was led by Northern Gritstone and Clean Growth Fund, with the capital ai... |
| 17.03.2026 | AmpliSi Raises £2M in Pre-Seed Funding | L – R AmpliSi – Dr Ruth Sayers (CEO), Dr Siddharth Patwardhan (Chief Scientific Advisor), Dr Gwen Chimonides (CTO) AmpliSi, a University of Sheffield, UK-based spin-out developing silicon anodes for next-generation lithium-ion batteries, ra... |
| 22.08.2025 | £125M boost for GoFibre’s rural Scotland rollout, Valentin Stalf exits N26 CEO role, and Doncaster emerges as UK’s quiet AI hub | This week we tracked more than 35 tech funding deals worth over €404 million, and over 15 exits, M&A transactions, rumours, and related news stories across Europe. If email is more your thing, you can always subscribe to our newsletter ... |
| 18.08.2025 | Clean Growth Fund raises one-third of £150M fund target | Climatetech VC fund Clean Grown Fund (CGF) has raised a third of its £150m target as it looks back startups aimed at cutting greenhouse gas emissions and speeding up net zero innovation. CGF is a VC fund set up in 2020 which invests in UK-b... |
| 18.08.2025 | London-based Clean Growth Fund powers ahead with €56.8 million to boost UK ClimateTech | Clean Growth Fund (CGF), a London-based venture capital firm specialising in climate technology, has secured a €56.8 million first close for its second fund, targeting a total of £150 million (around €174 million). This fresh round of capit... |
| 29.04.2025 | Arda Biomaterials Converts Brewery Byproducts into Leather Alternatives with $5.25M Funding Round | Arda Biomaterials, a company specializing in plant-based materials derived from waste proteins, has raised $5.25 million in a Series A funding round. The round was led by Oyster Bay Venture Capital, with participation from Clean Growth Fund... |
| 21.10.2024 | London-based Oriole Networks raises €20.2 million to reduce energy consumption of AI data centres | Oriole Networks, a company using light to train Large Language Models with a fraction of the usual AI energy consumption, has raised an additional €20.2 million from leading investors to further scale its “super-brain” solution. The round w... |
| 21.10.2024 | Oriole Networks raises $22m to reduce energy consumption of AI data centres | Oriole Networks, which uses light to train Large Language Models with a lower energy consumption - has raised an additional $22M from leading investors to further scale its “super-brain” solution. The round was led by Plural with all existi... |
| 28.08.2024 | Sunswap: Pioneering a Green Revolution in Cold Chain Logistics | In the bustling heart of London, a clean-tech startup is igniting a revolution. Sunswap, founded in 2020, is on a mission to decarbonize cold chain logistics. The company recently secured £17.3 million in funding, a significant boost to its... |
| 26.08.2024 | London-based Sunswap secures over €20 million aiming to decarbonise cold chain logistics | Sunswap, a UK-based clean-tech startup dedicated to revolutionizing cold chain logistics, has successfully raised over €20 million in a funding round led by BGF. This significant investment will accelerate the deployment of Sunswap’s zero-e... |
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