Clients

A selection of GSI Contract Services UK-wide clients:

Wates

Kier

SISK

Osborne

  • Wates
  • SISK
  • Osborne
  • Mercedes Benz
  • De Vere Hotel, Elstree
  • GreenZone
  • HMP Highdown
  • Porsche
  • Wycombe Hospital
  • BAA London Heathrow Airport Terminal 5 (we are approved to work airside at all BAA airports)
  • Reading University

 

London Heathrow Terminal 5

London Heathrow Airport Terminal 5

GreenZone

GreenZone