List of last seen helicopters in West Sussex BoeingBCH-47F Chinook M.7712 SHF538 / ZK561 GuimbalCabri G2 1238 GSHAZ / G-SHAZ List of helicopters operators in West Sussex 202 Squadron Thorney Island 22 Squadron Thorney Island 703 Squadron Thorney Island Air Hanson Gatwick Air/Sea Warfare Development Unit Thorney Island Surrey and Sussex Police Gatwick @ (optional) Send