The register
The register lists TwentyFirstCenturyBrand 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 Twentyfirstcenturybrand Limited (company number 12137119), a private limited company incorporated in 2019, 7 years ago. The registered office is at 6th Floor, 9 Appold Street, London, EC2A 2AP, EC2A 2AP. By its SIC codes the business is in professional and technical services.
For a candidate this means one less obstacle: TwentyFirstCenturyBrand Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.