Petro-Canada () is a Canadian oil and gas firm. Its headquarters are in the Petro-Canada Centre in Calgary, Alberta. History Petro-Canada was founded as a Crown Corporation in 1975 by an act of Parliament. Most of the original Petro-Canada stations were British Petroleum Canada (BP Canada) dealers, and BP disappeared from the retail scene in Canada soon after. Later, Petro-Canada acquired the Canadian retail stations of Gulf and Fina. In 1973, world oil prices quadrupled due to the Arab oil em… (More on Petro-canada)