The register
The register lists Site Safe International Ltd in Harrow, Middlesex 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 Site Safe International Ltd, number 13552229, incorporated 2021: 5 years of filings behind the name. Registered office: 557 Pinner Road, Harrow, HA2 6EQ, HA2 6EQ. By its SIC codes the business is in finance and insurance.
Holding a licence is the expensive, slow part done. For Site Safe International Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.