The register
The register lists Errington Langer Pinner in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
At Companies House the business is Errington Langer Pinner Limited (company number 13652392), a private limited company incorporated in 2021, 5 years ago. Registered office: Pyramid House, 954 High Road, Finchley, London, N12 9RT, N12 9RT. 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.