The register
The register lists Supreme Guarding Services Limited in Rainham as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Supreme Guarding Services Limited (company number 08368007), a private limited company incorporated in 2013, 13 years ago. The registered office is at Ffof 26 Ceme Innovation Centre, Marsh Way, Rainham, RM13 8EU, RM13 8EU. By its SIC codes the business is in hospitality. It has traded under other names before, including Esecure Integrated Systems Ltd.
Holding a licence is the expensive, slow part done. For Supreme Guarding Services Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.