Biggest Power Companies in Canada and How They Supply Energy

Canada is famous for the production of oil and natural gas and was the fifth-largest producer in 2013. It is not surprising to know that the biggest power companies in Canada have a top ranking among the world. Below, you will read about the four biggest energy companies and how they supply Energy to Canada. 

The Five Biggest Canadian Energy Companies

Suncor Energy

It is an integrated oil and gas company (a company that participates in exploration, drilling, and refining) across Canada and the U.S. It delivered 420,000 barrels of oil in 2014 per day. Also, its oil and gas exploration and production business provided 113,000 barrels of oil per day. Suncor Energy is the largest energy company with a market capitalization of $40.3 billion. 

Imperial Oil

It is an integrated oil and gas company that produces 279,000 barrels of crude oil per day, and 168 million cubic feet of natural gas per day in 2014. It not only does refining and petrochemical operations, but also markets fuels, lubricants, and other products under Mobil brands. It has a market capitalization of $29.4 billion. 


TransCanada extensive oil and natural gas pipeline operations stretch across Canada, and the U.S. The company’s pipeline delivered 20% of natural gas that was consumed in North America, and one-fifth of Canada’s oil exports to the U.S. They also provide 10,900 megawatts of electricity generation capacity in Canada and in the U.S. It is more than enough to power at least 11 million homes. The market capitalization of TransCanada is $24.4 billion. 

Husky Energy

Husky Energy is also an integrated company which produces oil and gas across Canada and the South China Sea. It also develops the gas fields in Indonesian offshore waters. This company produced nearly 237,000 barrels of crude oil and 717 million cubic feet of natural gas 0er day in 2014. 

It sells gas and other refined petroleum products to Canada and refines oil in Canada, and the U.S. Husky Energy has a total market capitalization of $22.6 million.

How Is Energy supplied in Canada? 

Canada has access to all sorts of primary sources of Energy which includes oil and gas, coal, fossil fuel, hydropower, biomass, solar, geothermal, etc. 

Power companies in Canada play a huge role in the generation, transmission, and distribution of electricity in the provinces. 

Hydroelectricity was responsible for 59% of all electric generation in Canada in 2016. Nuclear power is the second-largest source of Energy, producing 15% of Energy with several plants in Ontario, generating more than half of the electricity for the whole province.

Then there are fossil fuels, which provide 19% of the power in Canada. Coal offers 9% of total power, and the remainder is provided by the mixture of oil and natural gas. 


In 2007, the per capita consumption of power in Canada was highest in the world, 16,995 KWh per annum. This shows Canada has huge reservoirs of power.