This list of companies of Canada details the nation's private sector and represents a large part of the Canadian economy. A member of the G7 and OECD, Canada maintains the 11th-largest economy in the world. Its private sector is dominated by commercial enterprises, with real estate, banking, and healthcare being among the largest contributors to economic output. Canada's primary stock market is the Toronto Stock Exchange (TSX), listing over 3,500 companies. The private sector accounts for nearly 80% of the Canadian labour market, evenly spread across ten provinces.

For further information on the types of business entities in this country and their abbreviations, see business entities in Canada.

Largest firms

This list shows firms in the Fortune Global 2000, which ranks the top five firms by total revenues reported before January 31, 2026. Canada's financial sector is the Canadian economy's largest, with much of its banking industry based in Toronto.

Notable firms

This list includes notable companies with primary headquarters located in the country. The industry and sector follow the Industry Classification Benchmark taxonomy. Organizations which have ceased operations are included and noted as defunct.

See also

• List of largest companies in Canada

• List of largest public companies in Canada by profit

• List of Canadian mobile phone companies

• List of Canadian telephone companies

• List of defunct Canadian companies

• List of government-owned companies

References