Investor profile
SIS Ventures
VC
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SIS Ventures is an FCA-regulated, Edinburgh-based impact venture capital firm and wholly-owned subsidiary of Social Investment Scotland (SIS), founded in 2018. It seeks to provide mission-aligned equity investment to innovative, early-stage Scottish companies with global ambitions, targeting businesses that are purpose-led and address society's greatest social and environmental challenges — where impact and commercial growth are intrinsically linked. Through its proprietary impact management framework (as Scotland's first signatory to the Operating Principles for Impact Management), SIS Ventures pursues a dual-return strategy: delivering conventional financial returns alongside measurable social and/or environmental returns. In return for investment, the firm requires a 'mission lock' — embedding the company's social or environmental mission into its Articles of Association — and actively supports portfolio companies in tracking impact metrics alongside traditional business performance indicators. Sectors of focus include life sciences, healthtech, agtech, clean tech, and circular economy.
Notable quotes
“At SIS Ventures we believe that impactful businesses, which combine profit with purpose, are the future and should be supported with the full power of the investor community.”
“Taking a leading role at Scotland's most experienced impact investor was too good an opportunity to turn down – combining a passion for mission-aligned investment with my professional experience.”
“Scotland has a growing reputation for developing successful purpose-led entrepreneurs and businesses, and I'm looking forward to helping to develop this community.”
Team
Rob Halliday
Senior Investment Manager (former, 2018–2023)
David Ovens
Chair, SIS Ventures Board
Amir Rizwan
Chair, Investment Committee
Thomas Gillan
Founder
Recent investments
| Company | Round | Size | Date |
|---|---|---|---|
| Dxcover | Series B | $6m | 2025-02-03 |
| MiAlgae | Series C | $19m | 2024-09-18 |
| SOLASTA Bio | Series A | $14m | 2024-09-11 |
| Metacarpal | Seed | $1m | 2024-08-27 |
| Nami Surgical | Seed | $4m | 2024-05-08 |
| Manus Neurodynamica | Seed | — | — |
| Good-Loop | Seed | — | — |
| Trojan Energy | Seed | $3m | 2021-08-31 |
| Cyacomb | Seed | — | — |
| Carcinotech | Seed | — | — |
Frequent co-investors
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