Imperial Oil Limited is one of Canada's largest integrated oil companies, active in all phases of the petroleum industry including exploration, production, refining, distribution, and marketing of crude oil and natural gas. The company also manufactures and markets various petrochemicals and pursues lower-emission business opportunities such as carbon capture and storage, hydrogen, lower-emission fuels, and lithium. Its operations are conducted across three main segments:…
Imperial Oil Limited is one of Canada's largest integrated oil companies, active in all phases of the petroleum industry including exploration, production, refining, distribution, and marketing of crude oil and natural gas. The company also manufactures and markets various petrochemicals and pursues lower-emission business opportunities such as carbon capture and storage, hydrogen, lower-emission fuels, and lithium. Its operations are conducted across three main segments: Upstream, Downstream, and Chemical.
Imperial Oil Limited generates revenue through the production and sale of crude oil, natural gas, synthetic crude oil, and bitumen from its Upstream operations. Revenue is also derived from the transportation, refining, blending, distribution, and marketing of petroleum products in its Downstream segment, as well as the manufacturing and marketing of petrochemicals in its Chemical segment. The company serves a diverse customer base across Canada, including retail consumers, industrial clients, transportation companies, and other refiners.
The company operates through the following segments: Upstream, Downstream and Chemical.
- Upstream: This segment includes the exploration for and production of crude oil, natural gas, synthetic crude oil, and bitumen. The company's production activities are focused on assets such as the Kearl oil sands mine, the Cold Lake in-situ bitumen operation, and its interest in the Syncrude joint venture. Imperial Oil Limited holds a 70.96 percent participating interest in Kearl and a 25 percent interest in Syncrude.
- Downstream: This segment consists of the transportation and refining of crude oil, blending of refined products, and the distribution and marketing of those products. The company owns and operates three refineries located in Strathcona, Alberta; Sarnia, Ontario; and Nanticoke, Ontario. It markets petroleum products throughout Canada under the well-known brand names Esso and Mobil.
- Chemical: This segment involves the manufacturing and marketing of various petrochemicals, including aliphatic solvents, plasticizer intermediates, polyethylene resin, and refinery grade propylene. These operations are located in Sarnia, Ontario, adjacent to the company's petroleum refinery. The company's total petrochemical sales volumes were reported in thousands of tonnes for the years 2023 to 2025.
Imperial Oil Limited holds a strong position within the Canadian energy industry as a major producer of crude oil, the largest petroleum refiner in the country, and a leading marketer of petroleum products. The company competes with other integrated energy firms operating in Canada, including domestic and international players engaged in exploration, production, refining, and petrochemical manufacturing. Its competitive advantages stem from its integrated operations, extensive resource base, and affiliation with Exxon Mobil Corporation, which owns approximately 69.6 percent of its outstanding shares.
The company serves a broad customer base across Canada, including individual consumers at retail sites, commercial and transportation fleets, agricultural users, and residential heating customers. Imperial Oil Limited supplies petroleum products through its Esso and Mobil-branded sites and to independent marketers, as well as directly to large industrial and transportation companies, other refiners, and resellers of fuels and lubricants.