The register
The register lists Unit London Ltd 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 Unit London Ltd (company number 09235339), a private limited company incorporated in 2014, 12 years ago. The registered office is at 3 Hanover Square, London, W1S 1HD, W1S 1HD. Its filed activity puts it in retail. It has traded under other names before, including The Unit London Ltd.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.