Clean Growth Fund is a specialist UK climate venture capital fund that invests in early-stage clean tech startups developing technologies to significantly reduce greenhouse gas emissions or improve resource efficiency. The fund typically invests between £500k and £5m across power and energy systems, transport, industrial decarbonisation, buildings, agrifood, and the circular economy.
59% of their portfolio is in Climate & Energy. Deal activity increased 100% year-over-year (2 deals in the last 12 months). Average disclosed round size is $10.2M (across 8 rounds with reported amounts).
Portfolio
20
Fund Size
—
Top Stage
Growth
Last 12 Mo
2
Team
Ben Lynch
Chief Commercial Officer
Natalie Fredericks
Chief Operations Officer
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
29 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Gigaton | Series A | $26M | Jun 2026 |
 AmpliSi | Pre-Seed | — | Mar 2026 |
| OOriole | Series A | $22M | Oct 2024 |
 Rendesco | Unknown | $7.6M | Jun 2024 |
 Oriole Networks | Seed | — | Mar 2024 |
 Clean Food Group | Unknown | $3.2M | Mar 2024 |
 HutanBio | Seed | — | Jan 2024 |
 Measurable Energy | Seed | — | Jan 2024 |
 Nuada | Series A | — | Jul 2023 |
 Piclo (Open Utility Ltd.) | Series B | — | Mar 2023 |
 Piclo | Unknown | — | Mar 2023 |
 Vector Photonics | Seed | — | Jan 2023 |
| Measurable Energy | Growth | — | Jan 2023 |
 Carbon Re | Seed | $4.8M | Nov 2022 |
 tepeo | Series A | — | Jan 2022 |
| Carbon Re | Series A | $4.2M | Jan 2022 |
| Carbon Re | Growth | $1M | Oct 2021 |
 Kamma | Growth | — | — |
| HutanBio | Growth | — | — |
 Holiferm | Series A | — | — |
 FA Bio | Growth | — | — |
 Futraheat | Seed | — | — |
| Futraheat | Growth | — | — |
 Mykor | Growth | — | — |
 Meatly | Series A | — | — |
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Top Co-Investors
UCL Technology Fund7 shared
Cambridge Enterprise4 shared
Plural Platform4 shared
Planet A3 shared
AlbionVC3 shared
BGF3 shared
Future Planet Capital3 shared
Dorilton Ventures3 shared
MMC Ventures3 shared
Semapa Next2 shared
Barclays2 shared
Rhapsody Venture Partners2 shared
Japan Energy Fund2 shared
Future Energy Ventures2 shared
Crowdcube2 shared
XTX Markets2 shared
Eurazeo1 shared
Aviva plc1 shared
Northern Gritstone1 shared
Last updated: 20 October 2026