The register
The register lists Mercury Security and Facility Management in Lisburn 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 Mercury Security & Facilities Management Limited (company number NI054346), a private limited company incorporated in 2005, 21 years ago. The registered office is at Mercury House, 7 Portman Business Park, Lisburn, County Antrim, BT28 2XF, BT28 2XF. Its filed activity puts it in security, cleaning and facilities. It has traded under other names before, including Mercury Security and Facilities Management Limited, Mercury Security Management Limited.
Holding a licence is the expensive, slow part done. For Mercury Security and Facility Management the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.