The register
The register lists Two Sigma International Limited in London as a licensed sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker, 2 routes in all, and has done since at least 2026. Rating on the current register: Worker (A rating).
Two Sigma International Limited is the registered name (Companies House number 06486331), a private limited company on the register since 2008. Registered office: Level 5 7 Devonshire Square, London, EC2M 4YH, EC2M 4YH. Its filed activity puts it in finance and insurance.
Holding a licence is the expensive, slow part done. For Two Sigma International Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.