The register
United Utilities PLC is licensed to sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker. Its entry on the register dates back to at least 2026, and the organisation is based in Warrington, Cheshire. The register records its rating as Worker (A rating).
At Companies House the business is United Utilities PLC (company number 02366616), a public limited company incorporated in 1989, 37 years ago. The registered office is at Haweswater House, Lingley Mere Business Park, Lingley Green Avenue Great, Sankey, Warrington, WA5 3LP, WA5 3LP. Its filed activity puts it in professional and technical services. It has traded under other names before, including North West Water Group PLC.
Holding a licence is the expensive, slow part done. For United Utilities PLC the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.