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Osseus

YC S26

Founded 2026 · 2 employees · 2 known investors

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Osseus builds a permissioned research brain that connects tools and data across R&D teams to surface past experiments, expert knowledge, and next actions. The platform serves technical and research teams in biotech, manufacturing, and similar knowledge-intensive industries by maintaining continuous memory of how work evolved and preventing repeated efforts.

Founders & leadership· Y Combinator alumni (S26)

Osseus was founded in 2026 by Anish Mariathasan and Ayush Patel.

AMAnish Mariathasan
Anish MariathasanCo-FounderAnish Mariathasan co-founded a compliance AI startup and conducted machine learning research at a Harvard-HKU joint laboratory on computer vision applications in cancer detection. He holds a master's degree in biomedical engineering from Imperial College London and previously pursued doctoral studies in AI for health at Oxford.
APAyush Patel
Ayush PatelCo-FounderAyush Patel is a computer scientist with an MEng from Imperial College London and two internships at Apple, where he worked on QA automation systems. He is co-founder of Osseus.

Investors · 2

Related companies · 5

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DatalandDataland builds AI agents that handle complex, end-to-end business workflows for enterprises in healthcare, energy, logistics, and other sectors. The company embeds engineers with customers to design, build, and maintain bespoke agents that integrate with existing tools and take full ownership of outcomes rather than requiring customers to complete the implementation.

Companies working in the same space as Osseus.

Legal entities · 1

corporate structure
Osseus, Inc.

Frequently asked questions

What does Osseus do?
Osseus builds a permissioned research brain that connects tools and data across R&D teams to surface past experiments, expert knowledge, and next actions. The platform serves technical and research teams in biotech, manufacturing, and similar knowledge-intensive industries by maintaining continuous memory of how work evolved and preventing repeated efforts.
Who founded Osseus?
Osseus was founded by Anish Mariathasan, Ayush Patel in 2026.
Who are Osseus's investors?
Osseus's investors include Vela Partners, Y Combinator.