The register
The register lists Execuzen 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 Execuzen Limited (company number 03777278), a private limited company incorporated in 1999, 27 years ago. Registered office: 7 Birchin Lane, London, EC3V 9BW, EC3V 9BW. Its filed activity puts it in professional and technical services.
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.