Northern Mountain Helicopters in Prince George, British Columbia used this Piper Aztec, C-FMWO, to support its helicopter charter operations. They company had bases in a number of communities in British Columbia and also did seasonal contract work in Alberta and the Yukon, as well as firefighting. It was imported to Canada in 1966. It's last Canadian operator was Kelowna Flightcraft when cancelled from the Canadian civil aircraft register in July 1982.