The register
The register lists Machinery Plant Services Ltd in Northampton, Northants 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).
Machinery Plant Services Limited is the registered name (Companies House number 01086570), a private limited company on the register since 1972. The registered office is at 3 Bakers Lane, Shutlanger, Towcester, Northamptonshire, NN12 7RT, NN12 7RT. By its SIC codes the business is in repair and installation of machinery. It has traded under other names before, including M.F.C. (machinery Plant Services) 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.