The register
The register lists Eta Green Power Ltd in Hethel, Norfolk 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 Eta Green Power Limited (company number 12359858), a private limited company incorporated in 2019, 6 years ago. The registered office is at Hethel Engineering Centre, Chapman Way, Hethel, NR14 8FB, NR14 8FB. By its SIC codes the business is in manufacturing and engineering.
Holding a licence is the expensive, slow part done. For Eta Green Power Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.