The register
The register lists Guardian Controls International Ltd in Arclid, Cheshire 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 Guardian Controls International Limited (company number 04161748), a private limited company incorporated in 2001, 25 years ago. The registered office is at The Dairy, Spring Bank Farm Congleton Road, Arclid, Sandbach, Cheshire, CW11 2UD, CW11 2UD. Its filed activity puts it in manufacturing and engineering. It has traded under other names before, including Guardian Controls Limited, Athatech 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.