UK locations

GSK globally has 100,000 employees. Here in the UK, we have around 16,000 employees across 18 sites, including our global headquarters.

GSK House

GSK House

980 Great West Road
Brentford
Middlesex
TW8 9GS
Tel: +44 (0)20 8047 5000

Barnard Castle

Barnard Castle

Harmire Road
Barnard Castle
Co Durham
DL12 8DT
Tel: +44 (0)1833 690600

Harlow Location

Harlow

New Frontiers Science Park
Third Avenue
CM19 5AW
Tel: +44 (0)1279 622000
Fax: +44 (0)1279 622100

Irvine Location

Irvine

Shewalton Road
Irvine
Ayrshire
KA11 5AP
Tel: +44 (0)1294 274200

Maidenhead location

Maidenhead

Norreys Drive
Maidenhead
Berkshire
SL6 4BL
Tel: +44 (0)1628 426400

Montrose Location

Montrose

Cobden St
Montrose
Angus
DD10 8EA
Tel: +44 (0)1674 672606

Slough Location

Slough

11 Stoke Poges Lane
Slough
Berkshire
SL1 3NW
Tel: +44 (0)1753 533433

Stevenage location

Stevenage

Gunnels Wood Road
Stevenage Herts
SG1 2NY
Tel: +44 (0)1438 745745
Fax: +44 (0)1438 764502

Stockley Park Location

Stockley Park

Stockley Park West
Uxbridge
Middlesex
UB11 1BT
Tel: +44 (0)20 8990 9000

Ulverston Location

Ulverston

North Lonsdale Road
Ulverston
Cumbria
LA12 9DR
Tel: +44 (0)1229 582261