Our heritage

At GlaxoSmithKline, we are proud of our heritage of leadership with integrity. GSK is an industry leader, with an estimated seven per cent of the world's pharmaceutical market. We are a company with a powerful combination of skills, resources and principles.

Headquartered in the UK, GSK has over 100,000 employees worldwide, including around 35,000 employees at 85 manufacturing sites in 37 countries, over 16,000 in R&D and over 40,000 in Sales and Marketing.

Each of these GSK employees is strung together by a proud legacy of performance and principles.