Lucis raises $20M Series A to expand AI-driven preventive healthcare platform

Preventive health platform Lucis has raised $20 million Series A, led by Singular , with participation from General Catalyst , Y Combinator , and angels including investors behind Runna, Céline Lazorthes (Resilience), and Manu Lecomte. The round follows Lucis’s $8 million seed raised four months ago, bringing total funding to $28 million. Founded in 2025 by Maxime Berthelot and Baptiste Debever, Lucis provides individuals with a comprehensive, data-driven view of their health.