The register
The register lists Tier 1 Generations Ltd in London 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 Tier1 Generations Ltd (company number 07353630), a private limited company incorporated in 2010, 16 years ago. Registered office: Imperial Offices, 2 Heigham Road, London, E6 2JG, E6 2JG. Its filed activity puts it in business services.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Tier 1 Generations Ltd's own careers page and the job boards, and the answer changes with the season and the order book.