The register
The register lists Saur Services Glasgow Ltd in Clydebank as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Saur Services (glasgow) Limited is the registered name (Companies House number 03489046), a private limited company on the register since 1998. The registered office is at 1 Park Row, Leeds, LS1 5AB, LS1 5AB. By its SIC codes the business is in energy, water and waste. It has traded under other names before, including Citybell Limited.
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.