The register
The register lists Hydrogen Scotland Limited in West Lothian, Edinburgh as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Hydrogen Scotland Ltd (company number SC265209), a company limited by guarantee incorporated in 2004, 22 years ago. The registered office is at 14b Johnston Terrace, Edinburgh, 14 B Johnston Terrace, Edinburgh, EH1 2PW, EH1 2PW. Its filed activity puts it in other services. It has traded under other names before, including The Scottish Hydrogen and Fuel Cell Association Limited, Hydrogen and Fuel Cell Association Limited.
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.