Helicopters New Zealand or HNZ was a New Zealand-based helicopter operator serving the oil and gas, EMS and government markets. Wikipedia
Parent organizations: Petroleum Helicopters International and Canadian Helicopters
Founder: Allan Hubbard
Founded: 1955, Timaru, New Zealand
Headquarters: Nelson, New Zealand
Operating bases: Perth, Western Australia; Karratha, Western Australia; New Plymouth, New Zealand
Source: S&P Global Market Intelligence