Longwall Ventures
2026-09-02longwallventures.com
Overview
What they do
Longwall Ventures is a UK-based investment firm that backs early-stage deep tech businesses. It focuses on companies that harness the United Kingdom’s expertise in scientific research and development.
longwallventures.com
What they look for
The firm invests in early-stage deep tech businesses that are harnessing the UK’s expertise in science R&D, with a focus on companies rooted in UK-based research and development.
longwallventures.com
Stage
Pre-seed, Seed
longwallventures.com
Sectors
Deeptech, Healthcare, Govtech and defence, Climate
longwallventures.com
Based
Harwell, GB
longwallventures.com
Sources
2026-09-02longwallventures.comLead investor in early-stage IP-protected ventures at the edges of science and technology.
2026-09-02longwallventures.comDavid Denny Managing Partner [https://www.linkedin.com/in/david-denny-337885]
Portfolio, cheque size and the rest
The 21 companies they have backed that we can see, the cheque they write, and whether they are deploying right now.
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