With our world-class facilities in the North East of England, UK; Cary, North Carolina, US and Germantown, Wisconsin, US we can offer services for the full product lifecycle from pre-clinical to commercial manufacture, from grams to tonnes.

We can scale a product from drug discovery to commercial manufacture and we can handle the most hazardous chemical processes safely.


We provide tailored solutions for our customers delivering excellent standards of service, quality and speed.

Our unique ability to manage complexity through our project management expertise is complemented by our Technology and Innovation Programme which helps to add value to our customers’ projects.

First-class people

We employ a highly-qualified, dynamic and experienced team of over 700 experts and value our people as one of the major assets to our business. They are passionate about what they do. Many have been on our journey since the beginning with the average length of service across our team currently at 16 years.

From experienced project management to transparent customer communications, you’ll experience the Sterling way from day one. Our post-project reviews ensure every piece of information we gather helps drive continuous improvement.

A partnership with us is refreshingly different – we’re easy to do business with and our people deliver first-class service and science, every day.