Top 10 Manufacturing Companies in Canada 2025

We’re tracking 35,780 Manufacturing companies in Canada.

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Companies	Employees	HQ location	Revenue	Founded	Estimated Traffic	Industries
Magna International	View 35,605 employees	🇨🇦 Ontario, Aurora+38	$ >1000M	1957	1,288,560	Automotive, Autonomous Vehicles
Celestica	View 12,032 employees	🇨🇦 Ontario, Toronto+77	$ >1000M	1994	724,362	Manufacturing
First Quantum Minerals	View 6,153 employees	🇨🇦 British Columbia, Vancouver+6	$ >1000M	1983	204,880	Mining, Precious Metals
Colas	View 931 employees	🇨🇦 Ontario, Toronto+19	$ >1000M	1950	211,850	Transportation, Manufacturing
Canfor	View 2,026 employees	🇨🇦 British Columbia, Vancouver+35	$ >1000M	1938	128,870	Building Material, Manufacturing
Russel Metals	View 892 employees	🇨🇦 Ontario, Mississauga+31	$ >1000M	1784	271,144	Industrial, Manufacturing
Csss Jardins-Roussillon	View 1,996 employees	🇨🇦 Greenfield Park+6	$ 500-1000M	2015	487,135	Manufacturing, Public Safety
Gildan	View 4,503 employees	🇨🇦 Quebec, Montreal+2	$ 500-1000M	1982	142,590	Fashion, Retail
Olymel	View 2,307 employees	🇨🇦 Quebec, Saint-hyacinthe+6	$ 500-1000M	2013	35,813	Food and Beverage, Food Processing
Samuel, Son & Co	View 1,748 employees	🇨🇦 Ontario, Oakville+76	$ 500-1000M	1855	133,532	Manufacturing, Supply Chain Management
Magna International	View 35,605 employees	🇨🇦 Ontario, Aurora+38	$ >1000M	1957	1,288,560	Automotive, Autonomous Vehicles
Celestica	View 12,032 employees	🇨🇦 Ontario, Toronto+77	$ >1000M	1994	724,362	Manufacturing
First Quantum Minerals	View 6,153 employees	🇨🇦 British Columbia, Vancouver+6	$ >1000M	1983	204,880	Mining, Precious Metals
Colas	View 931 employees	🇨🇦 Ontario, Toronto+19	$ >1000M	1950	211,850	Transportation, Manufacturing
Canfor	View 2,026 employees	🇨🇦 British Columbia, Vancouver+35	$ >1000M	1938	128,870	Building Material, Manufacturing
Russel Metals	View 892 employees	🇨🇦 Ontario, Mississauga+31	$ >1000M	1784	271,144	Industrial, Manufacturing
Csss Jardins-Roussillon	View 1,996 employees	🇨🇦 Greenfield Park+6	$ 500-1000M	2015	487,135	Manufacturing, Public Safety
Gildan	View 4,503 employees	🇨🇦 Quebec, Montreal+2	$ 500-1000M	1982	142,590	Fashion, Retail
Olymel	View 2,307 employees	🇨🇦 Quebec, Saint-hyacinthe+6	$ 500-1000M	2013	35,813	Food and Beverage, Food Processing
Samuel, Son & Co	View 1,748 employees	🇨🇦 Ontario, Oakville+76	$ 500-1000M	1855	133,532	Manufacturing, Supply Chain Management

2. Celestica

Celestica, headquartered in Toronto, Canada, is a key player in the manufacturing sector, specializing in the design and production of electronics. They provide comprehensive electronics manufacturing services, including design, testing, manufacturing, and supply chain solutions. Celestica is known for its focus on innovation and operational excellence, helping global companies achieve higher efficiency and market competitiveness. Their commitment to technological advancement aligns with strategic global trends aimed at reducing time to market for high-tech products and solutions in Canada’s dynamic economic landscape.

Location 🇨🇦 Ontario, Toronto	Size View 12,032 employees
Revenue $ >1000M	Industries Manufacturing
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3. First Quantum Minerals

First Quantum Minerals, headquartered in Canada, is a leading player in the global mining sector, specializing in the exploration, development, and mining of copper, nickel, gold, and zinc assets. Their operations in the CA region contribute significantly to local economies by creating jobs and enhancing industrial activities. Known for their sustainable mining practices, First Quantum aims to mitigate environmental impact and foster community growth, aligning with their goals to increase resource efficiency and operational excellence in the competitive manufacturing landscape.

Location 🇨🇦 British Columbia, Vancouver	Size View 6,153 employees
Revenue $ >1000M	Industries Natural Resources, Manufacturing, Sustainability
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4. Colas

Colas, based in Canada, is a powerhouse in the manufacturing sector, primarily engaged in the production and application of products related to road, air, and rail infrastructure. The company’s expertise spans the manufacturing of materials like emulsions and binders, which are essential for constructing and maintaining durable transport networks. Colas Canada harnesses innovative technologies and sustainable practices to meet the evolving demands of infrastructure development, aligning with the country’s growth and connectivity goals. Their commitment to quality and sustainability in creating resilient infrastructure showcases their pivotal role in Canada’s manufacturing landscape.

Location 🇨🇦 Ontario, Toronto	Size View 931 employees
Revenue $ >1000M	Industries Transportation, Manufacturing
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5. Canfor

Canfor, based in Vancouver, Canada, is a prominent player in the forest products sector, specializing in lumber, pulp, and paper products. This company, deeply rooted in the manufacturing industry, leverages sustainable practices to produce high-quality wood products essential for various construction and paper needs. Canfor’s commitment to sustainability and innovation makes it a leader in the forestry sector, continually evolving to meet the demands of global markets while maintaining its operations centered in Canada.

Location 🇨🇦 British Columbia, Vancouver	Size View 2,026 employees
Revenue $ >1000M	Industries Manufacturing, Real Estate, Natural Resources, Sustainability
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6. Russel Metals

Based in Mississauga, Ontario, Russel Metals is a prominent player in the Canadian manufacturing industry, specializing in the distribution of metals and metal processing services. With an extensive network across Canada, the company supplies products and services critical to sectors such as construction, energy, and automotive. In maintaining a strong connection to its industrial base in Canada, Russel Metals prioritizes efficient service, reliability, and quality, making it a cornerstone in the nation’s manufacturing landscape. This focus on excellence ensures they continue to meet the evolving needs of their market.

Location 🇨🇦 Ontario, Mississauga	Size View 892 employees
Revenue $ >1000M	Industries Natural Resources, Manufacturing, Science and Engineering
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7. Csss Jardins-Roussillon

Csss Jardins-Roussillon, located in Quebec, Canada, is not primarily known for traditional manufacturing but is deeply integrated into the healthcare sector, providing essential services across multiple facilities. Their connection to the manufacturing industry in Canada, particularly in Quebec, comes through the supply and management of medical and healthcare equipment, supporting facility operations. This role is crucial in ensuring the effectiveness and efficiency of healthcare services, which indirectly ties into the broader scope of healthcare manufacturing and logistics. Their strategic management of resources underscores their critical position within the local healthcare ecosystem and by extension, their impact on related manufacturing processes.

Location 🇨🇦 Greenfield Park	Size View 1,996 employees
Revenue $ 500-1000M	Industries Manufacturing, Government and Military
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8. Gildan

Gildan, headquartered in Montreal, Canada, is a major player in the apparel manufacturing industry. They are renowned for their production of high-quality clothing items, including t-shirts, socks, and underwear. Gildan’s business model focuses on owning and operating large-scale manufacturing facilities predominantly in Central America and the Caribbean. This strategy allows them to maintain strict control over their product quality and supply chain operations. In California, Gildan’s commitment to sustainable practices and ethical manufacturing has helped them build a robust network of suppliers and partners, reinforcing their presence in the competitive North American market.

Location 🇨🇦 Quebec, Montreal	Size View 4,503 employees
Revenue $ 500-1000M	Industries Clothing and Apparel, Design, Commerce and Shopping, Manufacturing
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9. Olymel

Olymel, based in Quebec, Canada, is a leader in the manufacturing and distribution of pork and poultry products. This company has carved a niche for itself by emphasizing product quality, food safety, and sustainability in its operations. Olymel serves a wide range of clients, from retail to food service operators, highlighting its adaptability and commitment to meet diverse market needs. The company’s strategic approach in leveraging advanced manufacturing processes and maintaining stringent quality controls ensures its strong position in the Canadian market and beyond.

Location 🇨🇦 Quebec, Saint-hyacinthe	Size View 2,307 employees
Revenue $ 500-1000M	Industries Food and Beverage, Commerce and Shopping, Manufacturing
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10. Samuel, Son & Co

Samuel, Son & Co, based in Ontario, Canada, stands as a distinguished player in the manufacturing sector. This family-owned and operated company, established in 1855, has grown to become a leading metals distributor and industrial products manufacturer in North America. Samuel, Son & Co thrives on providing innovative solutions in the distribution, transportation, processing, and manufacturing of metals and industrial products. With a robust presence in Canada, their commitment to quality and customer service continually drives their expansion and success in the competitive manufacturing landscape. Their strategic approach ensures they remain pivotal in meeting the dynamic needs of industries they serve.

Location 🇨🇦 Ontario, Oakville	Size View 1,748 employees
Revenue $ 500-1000M	Industries Manufacturing, Transportation
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