The register
The register lists Gemec Limited in Borehamwood as a licensed sponsor on Global Business Mobility: Service Supplier and Skilled Worker, 2 routes in all, and has done since at least 2026. Rating on the current register: Temporary Worker (A rating), Worker (A rating).
Companies House lists it as Gemec Limited, number 09395933, incorporated 2015: 11 years of filings behind the name. Registered office: Unit 6 Devonshire Business Park, Chester Road, Borehamwood, WD6 1NA, WD6 1NA. 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.