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Sustainable Ventures

London-based climate tech ecosystem (workspaces, programmes, grant writing) that invests in SEIS and EIS qualifying climate tech startups through its SEIS Impact, EIS Impact and IUK EIS Impact Funds, managed by Sapphire Capital Partners LLP. Portfolio companies get a 12-month support programme.

Type
SEIS/EIS fund
Location
London, United Kingdom
Stages
Pre-seed, Seed
Backs
Climate and energy
Sectors
Climate and cleantech, Energy, Industrial, Fintech, Hydrogen, Materials
SEIS / EIS
SEIS and EIS
Fund size / AUM
62 investments since 2017; £175m+ follow-on raised by portfolio (own site)
Portfolio mix
Climate and energy 68%; Biotech and pharma 10%; Deep tech 7%; Real assets 4%; Consumer products 4%; Hardware 2%; B2B software 2%; Marketplaces 2% (n=30, 2020 to 2026)

Contacts on file

For Sustainable Ventures, the paid file holds: 5 named decision-makers with roles; how to pitch (the route the firm publishes); LinkedIn page.

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Notable investments

ZeigoSennenConcrete4ChangeMykorSunswap

Sources

Last checked 4 Nov 2026. Is something wrong? Tell us.

Appears in 33 lists

Industrial tech investors in London (22)Energy investors in London (36)Industrial tech investors in the UK (56)Energy investors in the UK (63)Deep tech investors in London (66)Climate tech investors in London (71)SEIS funds and investors in the UK (75)EIS funds and investors in the UK (105)Fintech investors in London (113)Pre-seed industrial tech investors (124)Pre-seed energy investors (126)Deep tech investors in the UK (135)Climate tech investors in the UK (146)Fintech investors in the UK (165)Pre-seed investors in the UK (175)Pre-seed climate tech investors (230)Startup investors in London (239)Seed industrial tech investors (249)Seed energy investors (261)Seed investors in the UK (295)Pre-seed deep tech investors (316)Pre-seed fintech investors (323)Industrial tech investors (387)Startup investors in the UK (416)Energy investors (421)Seed climate tech investors (458)Seed deep tech investors (555)Seed fintech investors (584)Climate tech investors (660)Deep tech investors (763)Fintech investors (846)Pre-seed investors (988)Seed investors (1,892)