The register
The register lists JEM property in Bristol, Please select 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 Jem Property Limited (company number 10942692), a private limited company incorporated in 2017, 9 years ago. The registered office is at 3 Maylands Avenue, Breaston, Derby, DE72 3EE, DE72 3EE. By its SIC codes the business is in property.
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.