Osseus
<!-- hacklab:yc-profile -- YC company profile The frontier data platform for aligned health and biological AI In an era of cheap intelligence, the most important application of…
About Osseus
YC company profile
The frontier data platform for aligned health and biological AI
In an era of cheap intelligence, the most important application of AI will be to improving human health, globally. Osseus is building the frontier biomedical AI research lab, starting with the clinical datasets, evaluations, and reinforcement learning environments that help AI labs train more capable, aligned, and safe models.
- YC batch: Summer 2026
- Founded: 2026
- Team size: 2
- Location: London, United Kingdom
- Country: GB
- Status: Active
- Industry: B2B
- Stage: Early
- Tags: B2B, Biotech, Healthcare, Data Engineering, AI
- YC partner: Jared Friedman
Founders
Anish Mariathasan — Founder/CEO
Co-Founder at Osseus (YC S26). Prev. co-founded a compliance AI startup. ML research at a Harvard-HKU lab on computer vision for cancer research. MEng in Biomedical Engineering from Imperial College London, dropped Oxford PhD in AI Safety (for Health). Awarded academic scholarships for both.
Ayush Patel — Founder/CTO
Co-Founder at Osseus (YC S26). 2x intern at Apple, where he built an agentic QA system. MEng in Computer Science from Imperial College London.
Source: Y Combinator · Retrieved 2026-11-02. Company information is self-reported on YC.