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Companies headquartered in the United Kingdom

41 public companies are headquartered in the United Kingdom, including 6 in the S&P 500 or Nasdaq-100. The biggest concentrations are in London and Cambridge.

41 companies · 18 cities · 6 ★ index members

London 22

Cambridge 3

Elsewhere in the United Kingdom 16

Other countries: China Singapore Bermuda Israel Canada Ireland Cayman Islands Hong Kong Switzerland Japan France Luxembourg Netherlands Germany Australia Belgium

Headquarters are each company's principal executive office as filed with the SEC (EDGAR business address), as of October 3, 2026. ★ marks S&P 500 and Nasdaq-100 members. All locations.