The register
The register lists Komainu UK Limited in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Komainu UK Limited is the registered name (Companies House number 11841450), a private limited company on the register since 2019. Registered office: 1 Angel Lane, London, EC4R 3AB, EC4R 3AB. Its filed activity puts it in it, software and media.
Holding a licence is the expensive, slow part done. For Komainu UK Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.