GSK Headquarters & Office Locations

British multinational pharmaceutical and biotechnology company. Headquarters: 79 New Oxford Street, London, England WC1A 1DG, United Kingdom.

GraphIQ records this company as acquired (parent: Sandoz).

Headquarters
London, England
Total locations · 31+ countries
68
Employees · est. 2026
66,841

Identity graph

GSK headquarters, locations and relationships

Headquarters79 New Oxford Street, London, England WC1A 1DG, United KingdomOpen in Google Maps
Legal name
GSK plc
Industry
Pharmaceuticals
Founded
2000
Ticker
NYSE: GSK

GSK office locations

68 total · 31+ countries
GSK office locations: headquarters and key locations
CityState / regionCountryType
LondonEnglandUnited KingdomHeadquarters
—BoumerdesAlgeriaOffice
Carlos CasaresBuenos AiresArgentinaOffice
AbbotsfordVictoriaAustraliaOffice
ErmingtonNew South WalesAustraliaOffice
ViennaState of ViennaAustriaOffice
See all 68 locations
Parent company
GSK is part of Sandoz.

Verified from public filings, company websites and news · Methodology

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About GSK

GSK (NYSE: GSK) is headquartered in London, England, United Kingdom. Founded in 2000, the company has 68 recorded locations across 31+ countries and employs approximately 66,841 people worldwide.

Where is GSK's main office?

GSK's main headquarters office is located at 79 New Oxford Street, London, England WC1A 1DG, United Kingdom. This is the company's primary corporate address.

GSK regional offices

Beyond its headquarters in London, GSK has recorded locations in United Kingdom, Algeria, Argentina, Australia, Austria, Bangladesh, Belarus, Belgium and 23 other countries.

GSK contact information

The main switchboard for GSK headquarters can be reached at +51 1 2119700. Official website: gsk.com.

What does GSK do?

GSK PLC operates as a research-based pharmaceutical company. The Company develops, manufactures, and markets vaccines, prescription, and over-the-counter medicines, as well as health-related consumer products. GSK provides products for infections, depression, skin conditions, asthma, heart and circulatory disease, and cancer.

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  1. Target Define the market Build the account list from companies shaped like your best customers, GSK included. Fingerprint search 
  2. Cover Plan territories GSK's 68 locations roll up to one account, so it lands in one territory, once. Territory planning 
  3. Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring 
  4. Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment 
  5. Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer 
  6. Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion 

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GSK: frequently asked questions

Where is GSK headquarters?

79 New Oxford Street, London, England WC1A 1DG, United Kingdom.

What is GSK's phone number?

+51 1 2119700 (headquarters).

When was GSK founded?

2000.

How many employees does GSK have?

About 66,841, as of October 2026 (GraphIQ.ai estimate).

How many offices does GSK have?

68 locations across 31+ countries, including Carlos Casares, Abbotsford, Ermington, Vienna.

Is GSK a public company?

Yes. GSK trades on NYSE under the ticker GSK.

Questions about GraphIQ.ai

Is GraphIQ.ai a list of companies like a spreadsheet?

No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so GSK here is the same GSK in your CRM, territory plan and agent answers.

Where does this GSK data come from?

Public filings, company websites and news, resolved to one entity and continuously updated.

Find more info on GSK using GraphIQ

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287MOrganizations resolved
393MEmployees
2B+News and events