The register
Quantem Services Limited, London, holds a Home Office sponsor licence on the Skilled Worker route, and has been on the register since at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Quantem Services Limited, number 06404786, incorporated 2007: 19 years of filings behind the name. Registered office: 73-75 Endell Street, London, WC2H 9AJ, WC2H 9AJ. By its SIC codes the business is in professional and technical services.
For a candidate this means one less obstacle: Quantem Services Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.