Wholly owned subsidiary of Vertoi Aircraft Corporation; formed February 1954 at former RCAF air base Arnprior,
west of Ottawa, to repair and overhaul RCAF/RCN
Vertoi helicopters. Also produced in 1957 small number
of Vertoi Model 42A, exclusively Canadian civil conversion
of RCAF H-21B helicopters used to supply stations of the
mid-Canada radar chain.
