The register
The register lists Bm Construction London 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 BM Construction London Ltd (company number 14219893), a private limited company incorporated in 2022, 4 years ago. Registered office: 129 Church Road, London, E12 6AF, E12 6AF. By its SIC codes the business is in construction.
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.