The register
The register lists Twenty 1 Construction Ltd in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
At Companies House the business is Twenty 1 Construction Limited (company number 08238064), a private limited company incorporated in 2012, 14 years ago. Registered office: 11th Floor Landmark St Peter's Square, 1 Oxford Street, Manchester, M1 4PB, M1 4PB. By its SIC codes the business is in construction. It has traded under other names before, including J H A Contracts Limited.
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.