The register
The register lists Guerin Energy Services Ltd in Altrincham, Cheshire 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 it as Guerin Energy Services Ltd, number 12410582, incorporated 2020: 6 years of filings behind the name. The registered office is at Unit 5-7 Century Park, Pacific Road, Altrincham, WA14 5BJ, WA14 5BJ. Its filed activity puts it in construction.
Holding a licence is the expensive, slow part done. For Guerin Energy Services Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.