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Our LLM-judge paper was accepted at two ICML 2026 workshops. Read it here

The team

Seb Fox, CEO & Co-founder at Composo

Seb Fox

CEO & Co-founder

Medical doctor by training; studied at the University of Oxford. Led AI engagements at McKinsey's QuantumBlack for four years before co-founding Composo.

Luke Markham, CTO & Co-founder at Composo

Luke Markham

CTO & Co-founder

Studied Engineering at the University of Oxford. Machine learning engineer at Graphcore, and at Tessella building critical ML systems for companies like AstraZeneca and GSK.

Ryan Lail, Founding Engineer at Composo

Ryan Lail

Founding Engineer

MSc Advanced Computing from Imperial College London, with a thesis on blending imitation learning and off-policy reinforcement learning. Previously a software engineer at Thought Machine.

Michael Karotsieris, Founding Engineer at Composo

Michael Karotsieris

Founding Engineer

10 years of software engineering across NLP, robotics, distributed systems, and agent infrastructure. Previously at Skyral, Improbable, and Eigen Technologies.