The register
The register lists Diplock Solicitors Ltd 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).
Companies House lists it as Diplock Solicitors Ltd, number 10327984, incorporated 2016: 10 years of filings behind the name. Registered office: 764 Barking Road, London, E13 9PJ, E13 9PJ. Its filed activity puts it in professional and technical services.
Holding a licence is the expensive, slow part done. For Diplock Solicitors Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.