• HK-1135 Department of Colonisation, Columbian Government.
• HK-1135 Aerotaxi SA. (Avianca – Aerovias Nacionales de Colombia SA), Bogota, Colombia. In service Nov-1959.
Accident: Near El Gigal, Choci,Colombia.29-May-1972. Crashed from 200 metres altitude after cargo shifted. Seven occupants seriously injured. Written off.