The register
The register lists Kaystone Global Resources Limited in London as a licensed sponsor on Global Business Mobility: UK Expansion Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
At Companies House the business is Kaystone Global Resources Limited (company number 15239959), a private limited company incorporated in 2023, 3 years ago. The registered office is at 173 Rye Lane, London, SE15 4TL, SE15 4TL. Its filed activity puts it in wholesale.
For a candidate this means one less obstacle: Kaystone Global Resources Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.