The register
The register lists Wilson Benesch Limited in Sheffield, South Yorkshire 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).
Wilson Benesch Limited is the registered name (Companies House number 03298042), a private limited company on the register since 1996. The registered office is at Falcon House, Limestone Cottage Lane, Sheffield, South Yorkshire, S6 1NJ, S6 1NJ. By its SIC codes the business is in manufacturing and engineering. It has traded under other names before, including Classymicro 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.