The register
The register lists Doorfeed Ltd in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Doorfeed Ltd is the registered name (Companies House number 13507885), a private limited company on the register since 2021. The registered office is at 30c Albert Street, London, NW1 7NU, NW1 7NU. Its filed activity puts it in it, software and media.
Holding a licence is the expensive, slow part done. For Doorfeed Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.