The register
The register lists Gentoo Group Ltd in Sunderland, Tyne and Wear as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Companies House lists the business as Gentoo Group Limited, company number RS007302, a registered society.
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.