The register
Mercer Ltd, London, holds a Home Office sponsor licence covering 3 routes: Skilled Worker and Global Business Mobility: Graduate Trainee and Global Business Mobility: Senior or Specialist Worker. It has been on the register since at least 2026. Rating on the current register: Worker (A rating), Temporary Worker (A rating).
Mercer Limited is the registered name (Companies House number 00984275), a private limited company on the register since 1970. The registered office is at 1 Tower Place West, Tower Place, London, EC3R 5BU, EC3R 5BU. By its SIC codes the business is in business services. It has traded under other names before, including Mercer Human Resource Consulting Limited, William M. Mercer Limited.
For a candidate this means one less obstacle: Mercer Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.