Nav Canada (styled as NAV CANADA) is a privately run, not-for-profit corporation that owns and operates Canada's civil air navigation system (ANS). It was established in accordance with the Civil Air Navigation Services Commercialization Act (ANS Act). The company employs approximately 1,900 air traffic controllers (ATCs), 650 flight service specialists (FSSs) and 700 technologists. It has been responsible for the safe, orderly and expeditious flow of air traffic in Canadian airspace since November 1, 1996 when the government transferred the ANS from Transport Canada to Nav Canada. As part of the transfer, or privatization, Nav Canada paid the government CA$1.5 billion. Nav Canada manages 12 million aircraft movements a year for 40,000 customers in over 18 million square kilometres, making it the world's second-largest air navigation service provider (ANSP) by traffic volume. Nav Canada, which operates independently of any government funding, is headquartered in Ottawa, Ontario. It is only allowed to be funded by publicly traded debt and service charges to aircraft operators. Facilities Nav Canada's operations consist of various sites across the country. These include: About 1,400 ground-based navigation aids 55 flight service stations 7 flight information centres, one each in: Kamloops – most of British Columbia Edmonton – all of Alberta and northeastern BC Winnipeg – northwestern Ontario, all of Manitoba and Saskatchewan London – most of Ontario Quebec City – all of Quebec, southwestern Labrador, tip of eastern Ontario, northern New Brunswick Halifax – most of New Brunswick, Nova Scotia, Prince Edward Island, and most of Newfoundland and Labrador Whitehorse – northwestern British Columbia and all of Yukon 41 control towers 46 radar sites and 15 automatic dependent surveillance-broadcast (ADS-B) ground sites 7 area control centres, one each in: Vancouver (CZVR) – Surrey, BC Edmonton (CZEG) – Edmonton International Airport Winnipeg (CZWG) – Winnipeg-James Armstrong Richardson International Airport Toronto Centre (CZYZ) – Toronto-Pearson International Airport Montreal Centre (CZUL) – Montreal-Trudeau International Airport Moncton (CZQM) – Riverview, New Brunswick Gander (CZQX) – Gander International Airport North Atlantic Oceanic control centre: Gander Control Nav Canada has three other facilities: National Operations Centre: Ottawa (77 Metcalfe Street) Technical Systems Centre: Ottawa (280 Hunt Club Road) The Nav Centre (formerly the Nav Canada Training and Conference Centre) – 1950 Montreal Road in Cornwall, Ontario Corporate governance As a non-share capital corporation, Nav Canada has no shareholders. The company is governed by a 15-member board of directors representing the four stakeholder groups