The seed round was backed by Lionheart Ventures, Convergence Partners, and Exceptional Ventures.
Clerkenwell Health
Clerkenwell Health operates a specialist clinical research facility for psychedelic assisted therapies.
A British specialist clinical research startup establishing a dedicated facility for psychedelic assisted therapies in London.
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Founders

Tom McDonald
Chief Executive Officer
Tom serves as chief executive officer and board member at Clerkenwell Health, having previously co-founded the business. His background includes consulting roles at Hanway Associates and project operations management at IQVIA.
LinkedInSam Lewis
Henry Fisher
Dr
Henry is the chief scientific officer at Clerkenwell Health. He previously co-founded Hanway Associates and worked as an R&D project manager at Grow Biotech.
LinkedInInvestors
- £2.1M
- £700K
Funding history
The pre-seed round features backing from Vine Ventures and Lionheart Ventures alongside UK angels.