Manufacturing companies based in Toronto

thumb|2010 Cervélo RS road bike thumb|Cervélo bicycles, used by the cycling team, at the 2016 Tour of Britain. Cervélo Cycles Inc. is a manufacturer of racing and track bicycles. Cervélo uses CAD, computational fluid dynamics, and wind tunnel testing at a variety of facilities including the San Diego Air and Space Technology Center, in California, US, to aid its designs. Frame materials include carbon fibre. Cervélo currently makes 5 series of bikes: the C series and R series of road bikes, the latter featuring multi-shaped, "Squoval" frame tubes; the S series of road bikes and P series of tri

Canadian manufacturer of cold weather apparel

Celestica Inc. is a Canadian multinational design, manufacturing, hardware platform, and supply chain electronics manufacturing services (EMS) company, which is headquartered in Toronto, Ontario. The company operates in 50 sites across 15 countries.

Canadian electronic voting systems company

Canadian toy and entertainment company

Canadian aerospace company (1945–1962)

Apotex Inc. is a Canadian pharmaceutical corporation. Founded in 1974 by Barry Sherman, the company is the largest producer of generic drugs in Canada, with annual sales exceeding . By 2023, Apotex employed close to 8,000 people as Canada's largest drug manufacturer, with over 300 products selling in over 115 countries. Apotex manufactures and distributes generic medications for a range of diseases and health conditions that include cancer, diabetes, high cholesterol, glaucoma, infections and blood pressure.

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american-Canadian label maker