Private company

GlaxoSmithKline (United States)

Logo: us.gsk.com²

GlaxoSmithKline (United States) is an American company based in Philadelphia, part of GSK.¹

Last updated Oct 20, 2026.

Overview

HeadquartersPhiladelphia, United States¹
Websiteus.gsk.com

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Corporate structure

GlaxoSmithKline (United States) is part of a group headed by GSK. 75 entities, 23 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

GSK London, United Kingdom
- Corixa Wilmington, Delaware, United States
- Glaxo Stevenage, United Kingdom
  - GLAXOSMITHKLINE INTELLECTUAL PROPERTY (NO.3) LIMITED Subsidiary · Stevenage, United Kingdom
  - GLAXOSMITHKLINE INTELLECTUAL PROPERTY LIMITED Subsidiary · Brentford, United Kingdom
  - GLAXOSMITHKLINE INTELLECTUAL PROPERTY MANAGEMENT LIMITED Subsidiary · Brentford, United Kingdom
    - GLAXOSMITHKLINE INTELLECTUAL PROPERTY DEVELOPMENT LIMITED Subsidiary · Brentford, United Kingdom
- GlaxoSmithKline (United States) Philadelphia, United States
  - Burroughs Wellcome Fund Subsidiary · Warrenton, United States
  - SmithKline Beecham Animal Health Subsidiary · West Chester, United States
- GlaxoSmithKline Biologicals Rixensart, Belgium
- ViiV Healthcare Stevenage, United Kingdom
- Wellcome London, United Kingdom
- Glaxo SmithKline Korea Inc. Subsidiary · Yongsan District
- GlaxoSmithKline (Australia) Subsidiary · Melbourne, Australia
- GlaxoSmithKline (Belgium) Subsidiary · Wavre, Belgium
- GlaxoSmithKline (Canada) Subsidiary · Mississauga, Canada
- GlaxoSmithKline (France) Subsidiary · Villebon-sur-Yvette, France
- GlaxoSmithKline (Germany) Subsidiary · Hamburg, Germany
- GlaxoSmithKline (Ireland) Subsidiary · Cork, Ireland
- GlaxoSmithKline (Italy) Subsidiary · Verona, Italy
- GlaxoSmithKline (Poland) Subsidiary · Warsaw, Poland
- GlaxoSmithKline Algeria Subsidiary · Boudouaou, Algeria
- GlaxoSmithKline Biologicals Dresden Subsidiary · Dresden, Germany
- GlaxoSmithKline Turkey Subsidiary · Istanbul, Turkey
- Sirtris Pharmaceuticals Subsidiary
- Stiefel Laboratories Subsidiary
- 14245563 CANADA INC. Subsidiary · Montreal, Quebec, Canada
- BELLUS HEALTH INC. Subsidiary · Montreal, Quebec, Canada
- BURROUGHS WELLCOME INTERNATIONAL LIMITED Subsidiary · Brentford, United Kingdom
- ESKAYLAB LIMITED Subsidiary · Brentford, United Kingdom
- GLAXO OPERATIONS UK LIMITED Subsidiary · London, United Kingdom
- and 33 more

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Leadership

Who has led GlaxoSmithKline (United States), and when. Pick a name to see everywhere that person has worked.

Board members and other officers (4)

Chief medical officerBernard Rubin Jun 15, 2024 to now¹
Board memberAvijit Ray Oct 2020 to now¹
Board memberArindam Dhar 2013 to now¹
Board memberJohn Cuozzo Dec 2006 to Nov 2009¹

Subsidiaries and ownership

Parent company

Subsidiaries

Burroughs Wellcome Fund
Corixa
SmithKline Beecham Animal Health

From Wikidata.¹

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataGlaxoSmithKline (United States) on Wikidata
2
Company websiteGlaxoSmithKline (United States) logo