The register
The register lists TSC Entertainment 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).
At Companies House the business is Tsc Entertainment Limited (company number 11936294), a private limited company incorporated in 2019, 7 years ago. The registered office is at 7-10 Beaumont Mews, London, W1G 6EB, W1G 6EB. By its SIC codes the business is in professional and technical services. It has traded under other names before, including The Media Investment Company Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for TSC Entertainment Limited's own careers page and the job boards, and the answer changes with the season and the order book.