This selection of multinational companies in Mississauga includes large firms in retail, professional services, and food manufacturing. TJX Canada, with over 14,000 employees, offers diverse career opportunities in retail. Hatch provides innovative solutions in metals, energy, and infrastructure. Maple Leaf Foods Inc. produces high-quality food products, while RBC Insurance offers a wide range of insurance and wealth solutions.
A notable pattern among these companies is their diverse founding dates, ranging from established firms like Hatch (1955) and IMAX (1967) to more recent companies such as Kruger Products (1997) and SOTI (1995). This indicates a sustained growth of large enterprises in the region over several decades.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
TJX Canada – Winners, Marshalls, HomeSensejobs.tjx.com
A dynamic company offering diverse career opportunities in buying, planning, merchandising, marketing, and retailing, with a focus on quality and value |
14,141 | |||
| 2 | 11,326 | ||||
| 3 |
Maple Leaf Foods Incmapleleaffoods.com
A leading Canadian protein company producing high-quality food products under various brands, with a commitment to sustainability and positive online presence |
6,114 | |||
| 4 |
RBC Insurancerbcinsurance.com
A market leader in insurance, offering a wide range of life, health, home, auto, travel, and wealth solutions to individuals and groups across Canada Additionally, providing reinsurance solutions globally |
2,965 | |||
| 5 |
Compass Group Canadacompass-canada.com
Canada’s leading provider of foodservice and facilities management, offering specialized support services in addition to exceptional food offerings |
2,537 | |||
| 6 |
Woodbridgewoodbridgegroup.com
Global provider of innovative solutions for automotive, commercial, recreational, packaging, healthcare, and building industries with headquarters in Canada and the USA |
2,262 | |||
| 7 |
Flynn Group of Companiesflynncompanies.com
Leading North American building envelope contractor offering roofing, glazing, metals, waterproofing services Seeking to merge with like-minded companies for growth opportunities |
2,229 | |||
| 8 | 2,224 | ||||
| 9 |
FedEx Canadafedex.com
Global logistics and transportation provider with domestic and international shipping services, advanced tracking systems, automated customs clearance, and a dedicated transportation network |
2,111 | |||
| 10 |
Magellan Aerospace Limitedmagellan.aero
Designs and manufactures aeroengine and aerostructure components, advanced military and space products, plus engine repair and overhaul services globally. |
2,050 | |||
| 11 |
Mattamy Homesmattamyhomes.com
A leading homebuilder in North America, helping over 8,000 families achieve home ownership each year across 11 US markets and several Canadian cities |
1,961 | |||
| 12 | 1,450 | ||||
| 13 |
Ricoh Canada Inc.ricoh.ca
Provide information management and digital services combining people, processes, and technology to enhance business agility and unlock organizational potential. |
1,444 | |||
| 14 |
Kelly Services (Canada), Ltd.kellyservices.ca
This company is a global specialty talent solutions provider, connecting job seekers and employers in various fields, embracing nontraditional work arrangements |
1,247 | |||
| 15 |
Kruger Products | Produits Krugerkrugerproducts.ca
Manufacture and distribute popular tissue brands and away-from-home paper products focused on comfort, quality, and customer satisfaction. |
1,209 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Candu Energy Inc.snclavalin.com
A leading developer of CANDU® reactors, providing clean and reliable electricity solutions internationally while meeting top safety and regulatory standards |
1,187 | |||
| 17 |
Manitoulin Transportmanitoulintransport.com
A leading Canadian transportation and logistics provider offering a wide range of services with extensive coverage in North America |
1,157 | |||
| 18 |
Cargojetcargojet.com
Provider of time-sensitive overnight air cargo services, aircraft handling, and fueling services at Hamilton Airport in Canada. |
1,156 | |||
| 19 |
FedEx Ground Package System Ltdfedex.com
A company in Mississauga, Ontario, Canada that specializes in ground package shipping services from their location on Nashua Drive |
1,154 | |||
| 20 |
Morguardmorguard.com
Fully integrated real estate business owning, managing, and investing in diverse assets across North America, including REITs and providing advisory services |
1,123 | |||
| 21 |
Volaris Groupvolarisgroup.com
Acquires and grows vertical market technology companies through best practice sharing, organic initiatives, and long-term sustainable development. |
1,102 | |||
| 22 |
The Woodbridge Groupwoodbridgegroup.com
Innovative urethane and bead foam technologies for automotive and other industries worldwide, providing comfort, safety, acoustics, insulation, and structural solutions Offering diverse services |
915 | |||
| 23 |
EXIT Realty Corp. Internationaljoinexitrealty.com
A real estate franchisor focusing on personal growth and residual income for associates, with a philanthropic commitment to charitable giving |
876 | |||
| 24 |
Pinchin in Canadapinchin.com
An environmental consulting firm offering services in engineering, building science, health & safety, asbestos abatement, emissions reduction, and environmental compliance across North America |
871 | |||
| 25 |
Russel Metalsrusselmetals.com
A leading metal distributor in North America with a focus on value-added processing, serving various industries with a wide range of metal products |
850 | |||
| 26 |
Chubb Fire & Security Canadachubbfs.com
Provider of comprehensive security and life safety solutions across Canada, specializing in fire & life safety systems, maintenance, home/commercial security, access control, CCTV, and wireless systems |
764 | |||
| 27 |
Mother Parkers Tea & Coffeemother-parkers.com
A leading provider of quality coffee and tea solutions for retailers and foodservice chains, offering innovative products and sustainable packaging solutions |
686 | |||
| 28 |
Trapeze Grouptrapezegroup.com
Providing integrated technology solutions to transit agencies, enhancing operational efficiency, safety, rider experience, and data management for public transportation. |
637 | |||
| 29 |
Allstreamallstream.com
A leading provider of business communications services in North America, offering voice, collaboration, connectivity, and IT solutions to help clients innovate and connect |
572 | |||
| 30 |
MATCOR Metal Fabricationmatcormetalfab.com
A North American leader in fabrication, providing steel components and assemblies for various industries across Canada and the USA |
543 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
More company lists in Mississauga
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- Logistics companies in Mississauga 80
- Transportation, Logistics, Supply Chain and Storage companies in Mississauga 76
- Truck Transportation companies in Mississauga 64
- Manufacturers in Mississauga 42
- Retail chains in Mississauga 36
- IT Services and IT Consulting companies in Mississauga 29
- Distributors and wholesalers in Mississauga 29
- Hardware manufacturers in Mississauga 25
- Critical infrastructure operators in Mississauga 24
The same list elsewhere in Canada
- Multinational companies in Canada 1,934
- Multinational companies in Ontario 901
- Multinational companies in the province of Quebec 386
- Multinational companies in British Columbia 260
- Multinational companies in Alberta 240
- Multinational companies in Manitoba 42
- Multinational companies in Toronto 377
- Multinational companies in Montreal 203
- Multinational companies in Vancouver 138
- Multinational companies in Calgary 130
- Multinational companies in Edmonton 47
- Multinational companies in Ottawa 42
- Multinational companies in Markham 37
- Multinational companies in Vaughan 32
- Multinational companies in Winnipeg 32
- Multinational companies in Brampton 30
- Multinational companies in Richmond 27