The register
The register lists SAS & Co (U.K) 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).
Sas & Co (U.K) Limited is the registered name (Companies House number 13587111), a private limited company on the register since 2021. The registered office is at Unit No 19 Plumstead Business Centre, 44 Plumstead High Street, London, SE18 1SL, SE18 1SL. Its filed activity puts it in transport and logistics.
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.