The register
The register lists Guardtech Cleanrooms Ltd in Haverhill as a licensed sponsor on Scale-up and Skilled Worker, 2 routes in all, and has done since at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Guardtech Cleanrooms Ltd, number 02547055, incorporated 1990: 36 years of filings behind the name. The registered office is at Unit 1a Homefield Road, Haverhill, CB9 8QP, CB9 8QP. By its SIC codes the business is in repair and installation of machinery. It has traded under other names before, including Alliance Technologies Limited, Alliance Sales (europe) Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Guardtech Cleanrooms Ltd's own careers page and the job boards, and the answer changes with the season and the order book.