Stevenage is GSK’s UK R&D Hub – the heart of innovation, discovering and developing differentiated, high-quality and needed medicines that are bringing transformational benefit to patients.
The Stevenage site opened in 1995. It has approximately 56,900 square metres of lab, office and process space distributed across 32 buildings on a 98-acre campus. The current daily occupancy is approximately 3,000 people.

There is parking available on-site and the address to use to arrive at the entrance is

GlaxoSmithKline Medicines Research Centre
Gunnels Wood Road

SatNav postcode: SG1 2FX

Be careful to NOT use any other postcode as you will not arrive at the correct entrance.