The register
The register lists Hello Window Ltd in Leeds 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).
At Companies House the business is Hello Window Ltd (company number 13597118), a private limited company incorporated in 2021, 5 years ago. Registered office: 43 Higher Bridge Street, Bolton, BL1 2HE, BL1 2HE. Its filed activity puts it in repair and installation of machinery.
Holding a licence is the expensive, slow part done. For Hello Window Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.