Imperial Tobacco Canada Limited is a cigarette manufacturing company operating in Canada. It is a wholly owned subsidiary of British American Tobacco. It was created in 1908 and bought out the Canadian interests of the American Tobacco Company, which was a monopoly in the United States until it was reorganized in 1911. Imperial Tobacco Canada has had no relationship to Imperial Tobacco Group plc since 1980, though British American Tobacco was established as a joint venture between Imperial Tobacco Group and American Tobacco. Imasco sold their stake to BAT in 2000.

Marlboro is an American brand of cigarettes owned and manufactured by Philip Morris USA within the United States and by Philip Morris International outside the US except Canada where the brand is owned and manufactured by Imperial Tobacco Canada. Marlboro's largest cigarette manufacturing plant is located in Richmond, Virginia.