Seed VC · UK

SR One

Active

What they invest in

A biotechnology venture capital firm partnering with founders and entrepreneurs to translate innovative science into medicines, taking a back-and-build approach focused on companies with strong underlying fundamentals, clearly defined development pathways, and novel approaches to addressing diseases.

Who they back

DeepTechHealthtechBiotechSeedSeries ASeries B+

Business models

biotech_therapeutics, deeptech_ip

Customer segments

Enterprise

Geography

US, UK, Europe

Recent investments

  • Tranquis Therapeutics
  • Rezo Therapeutics
  • XAP Therapeutics

+ 3 more deals. Score your deck to see the full investment history.

The people who write checks

12 partners on file at SR One, with the firm's email pattern for cold outreach. Score your deck (free, 30 seconds) to unlock direct contact for this firm and 47,000+ others.

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Why this firm matters for fundraising founders

SR One writes first institutional checks where the founder + early product matter more than traction. The seed market is the most dispersed segment of venture; matching to thesis (sector, stage, geography) is where most cold outreach succeeds or fails. VC Boom tracks SR One alongside 47,000+ other active investors, ranked weekly by recent-deal momentum, sector concentration, and partner activity.

At a glance

Based in
United Kingdom
Last known deal
Mar 2023
Portfolio last checked
Oct 6, 2026
Website
srone.com ↗

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Is SR One the right fit for your deck?

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