The register
The register lists Stainless UK Limited in Sheffield as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Companies House lists it as Stainless UK Limited, number 01981236, incorporated 1986: 40 years of filings behind the name. Registered office: Newhall Road Works, Newhall Road, Sheffield, South Yorkshire, S9 2QL, S9 2QL. Its filed activity puts it in manufacturing and engineering. It has traded under other names before, including Artesian Services Limited, Homefield Sales Limited.
For a candidate this means one less obstacle: Stainless UK Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.