Semble
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Founders
About
Semble is a London-based healthcare management SaaS platform serving outpatient providers across the UK and France. The platform consolidates fragmented clinical software into a single system covering scheduling, billing, clinical records, reporting, prescriptions, and patient communications, with integrations to over 1,200 external tools 12. The company is used by more than 1,700 healthcare businesses across 80 specialties, with 16,000 daily professional users and 10 million patients on the platform 12. Semble was named by TIME as one of the World’s Top HealthTech Companies for 2025 2.
Semble was co-founded by Christoph Lippuner (CEO) and Mikael Landau 12. The company previously operated under the name Heydoc before rebranding to Semble 3.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2026-06-04 | Series C | €34.7M (£30M) | Revaia | Partech, Mercia Ventures, Octopus Ventures 12 |
| 2024-10-29 | Series B | £10M | Mercia Ventures | Octopus Ventures 4 |
The Series C brings Semble’s total funding to approximately £57M, nearly doubling its capitalization since the Series B closed in October 2024 2.
What Investors Say
“Semble is building the system of action for modern healthcare — a platform with genuine clinical depth, real scale and the trust of healthcare providers across the UK and France.”
— Morgan Kessous, Revaia 1
What Founders Say
No independently sourced founder testimonials found at time of research.
Sources
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EU-Startups, “London’s Semble raises €34.7 million Series C to scale its healthcare management platform for outpatient providers,” June 4, 2026, accessed June 2026. https://www.eu-startups.com/2026/06/londons-semble-raises-e34-7-million-series-c-to-scale-its-healthcare-management-platform-for-outpatient-providers/↩↩↩↩↩
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Tech Funding News, “Semble secures £30M Series C to expand Europe’s most connected private healthcare platform,” June 4, 2026, accessed June 2026. https://techfundingnews.com/semble-secures-30m-series-c-to-expand-europes-most-connected-private-healthcare-platform/↩↩↩↩↩↩
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Crunchbase, “Semble (Heydoc) Company Profile,” accessed June 2026. https://www.crunchbase.com/organization/heydoc-6b13↩
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UK Tech News, “Semble Technology (t/a Semble) secures £10 million Series B Investment led by Mercia Ventures,” October 29, 2024, accessed June 2026. https://www.uktechnews.info/2024/10/29/semble-technology-t-a-semble-secures-10-million-series-b-investment-led-by-mercia-ventures/↩