Imperial Oil

Imperial Oil Limited (French: Compagnie Pétrolière Impériale Ltée) is a Canadian petroleum company that is headquartered in Calgary.
From the 1934-35 season through the 1975-76 season, Imperial Oil was a sponsor of the Canadian Broadcasting Corporation program Hockey Night in Canada for both radio and television broadcasts. Esso had three stars on their signs and leveraged it by sponsoring Hockey Night in Canada's three stars of the game.
Category:History of ice hockey