The register
The register lists Tier Operations Limited in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Tier Operations Limited, number 12640257, incorporated 2020: 6 years of filings behind the name. The registered office is at 66 Paul Street, London, EC2A 4NA, EC2A 4NA. By its SIC codes the business is in repair and installation of machinery.
For a candidate this means one less obstacle: Tier Operations Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.