The register
The register lists Brett Martin Limited in Newtownabbey, Antrim as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Brett Martin Limited is the registered name (Companies House number NI008627), a private limited company on the register since 1972. Registered office: 24 Roughfort Road, Mallusk, Co Antrim, BT36 4RB, BT36 4RB. By its SIC codes the business is in manufacturing and engineering. It has traded under other names before, including W.H. Martin Plastics Limited.
Holding a licence is the expensive, slow part done. For Brett Martin Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.