• A proud winner of Excellence in Pharma: Contract Services and Outsourcing 2018

  • Providing chemistry expertise to bring your therapeutics to life

  • An independent, scientifically-unbiased and commercially-minded CRO

  • We develop perfect-for-purpose chemistry solutions from lead optimisation through product launch

White outline of a person against a transparent background.

Who we are

We are a fast growing and adaptable process research and development CRO with a proven track record. Utilising decades of experience working on hundreds of drug discovery and development projects, for companies around the world, we optimise reactions and processes based on scientifically-unbiased approaches.

Meet CatSci
White outline of of a flow reactor against a transparent background.

What we do

As an independent and commercially-minded CRO, we are a reliable and trusted partner for innovation. We are dedicated to understanding and optimising any of your chemical reactions and processes to enable your candidate selection, chemical development and life-cycle management.

See what we're up to
  • Enabling chemistry to expedite candidate selection
  • Reaction screening & parallel chemistry
  • Flexible route design & optimisation
  • Reaction trouble-shooting
  • mg to g material supply
  • Reaction trouble-shooting
  • Route scouting
  • Rapid scale-up
  • Analytical method development
  • Early solid-state characterisation
  • Non-GMP material supply
  • Tech transfer for first GMP manufacture
  • Route design & assessment
  • Route development & scale-up
  • Process understanding & robustness
  • Process improvement & optimisation
  • Experimental design (DoE, QbD)
  • Crystallisation development
  • Analytical method development
  • Demonstration batches
  • Tech transfer for GMP manufacture

Recent Updates

23 May 2019

CatSci furthers global growth strategy by appointing two Business Development Managers

CatSci, a fast growing, adaptable and award-winning contract research organisation (CRO), is continuing its strategic £1.3 million expansion plan with the appointment of Dr Jenny Wallis and Dr João Madeira as Business Development Managers.

07 February 2019

CatSci goes beyond process chemistry by expanding its focus to lead optimisation

CatSci, a fast growing, adaptable and award-winning contract research organisation (CRO), has highlighted its end-to-end services with an additional focus on lead optimisation.

07 December 2018

Welsh Secretary of State visits CatSci facilities

CatSci Ltd was proud to host Secretary of State for Wales, Alun Cairns, at its facility in Cardiff on December 7th.