Sterling is more than CDMO, we are a Partnership Development and Manufacturing Organisation (PDMO®), setting a new standard of collaboration with scientific partnership at the core

Small Molecules

Sterling provides a full range of API development and manufacturing services, alongside expertise in existing and emerging technologies


Sterling delivers pre-clinical ADC research and development bioconjugation services from its Deeside facility

Knowledge Hub

Explore our Knowledge Hub for latest news, videos and expert guidance from our team

Your CDMO Pharmaceutical Partner

Sterling provides full-service API development, scale up and cGMP contract manufacturing services from grams to tonnes, combined with Antibody Drug Conjugate (ADC) research and development bioconjugation services.

Our vision is to deliver an exceptional experience to our customers and employees, setting a new standard of collaboration for the pharmaceutical industry, with scientific partnership at its core. Click here to read more about our vision and values.

Service. Passion. Science.

Sterling Acquires UK Contract Research Organisation, NewChem Technologies

The importance of a seasoned commercial partner: Successfully scaling your product

Small Molecule

For more than 50 years, we have delivered comprehensive small molecule API development and manufacturing solutions to leading pharmaceutical and biotechnology organisations.


Drawing upon years of experience working with ADCs from their earliest inception, our dedicated bioconjugation team is committed to supporting your project from discovery to preclinical scale up.