The register
The register lists Cornerstone Research UK Limited in London as a licensed sponsor on Skilled Worker and Global Business Mobility: Senior or Specialist Worker, 2 routes in all, and has done since at least 2026. The register records its rating as Worker (A rating).
At Companies House the business is Cornerstone Research UK Limited (company number 09174489), a private limited company incorporated in 2014, 12 years ago. The registered office is at 5th Floor 4 More London Riverside, London, SE1 2AU, SE1 2AU. Its filed activity puts it in professional and technical services.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.