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Last Updated: 08/06/2026

Lonza

London
Founded 1897
Global CDMO for biologics development and manufacture

Lonza is one of the world's largest contract development and manufacturing organisations, providing services across biologics, cell and gene therapy, and small molecules.

Its primary UK site in Slough is a multi-product cGMP facility specialising in mammalian biopharmaceutical development and manufacture.

The Cambridge site provides early development services including cell line development, protein engineering, and developability assessment.

Lonza is planning to relocate and expand its Slough operations to Thames Valley Park, Reading by 2032.