These Montreal-based publicly traded companies represent a mix of sectors, including retail, finance, manufacturing, and technology. Many are established firms, with several founded in the mid-20th century. Notable companies include Metro Inc., a leading food and pharmacy retailer; National Bank of Canada, a financial institution; CAE, a global technology company specializing in simulation training; and SNC-Lavalin, a global engineering services organization. The companies demonstrate a strong presence in traditional industries alongside modern tech.
The data reveals a concentration of companies with headquarters in Montreal, indicating its role as a significant commercial hub. Other prominent firms are Gildan, an apparel manufacturer; Saputo Inc., a global dairy products producer; and Lightspeed Commerce, a software development company. The companies listed often have extensive operations both within Canada and internationally, highlighting their reach beyond the local market.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Metro Inc.metro.ca
Leading food and pharmacy retailer operating nearly 1,000 stores and 640 pharmacies across Québec and Ontario, supporting community health. |
23,058 | |||
| 2 |
National Bank of Canadabnc.ca
Financial institution focusing on personal and business financial advice, community empowerment, innovation, and building lasting client relationships. |
19,342 | |||
| 3 | 12,816 | ||||
| 4 | 12,199 | ||||
| 5 |
SNC-Lavalinatkinsrealis.com
Global engineering services and nuclear organization connecting people, data, and technology to transform infrastructure and energy systems worldwide. |
11,913 | |||
| 6 |
Gildangildancorp.com
Leading global apparel manufacturer with multiple brands, sustainable initiatives, and operations in 12 countries, striving to Make Apparel Better® |
9,923 | |||
| 7 |
Saputo Inc.saputo.com
A global leader in producing and distributing high-quality dairy products, including cheese, milk, cultured products, and dairy ingredients in multiple countries |
7,937 | |||
| 8 | 6,113 | ||||
| 9 |
TC Transcontinentaltctranscontinental.com
A leader in flexible packaging and printing, specializing in French-language educational publishing Committed to quality, innovation, and responsible business practices |
4,587 | |||
| 10 |
Cogeco Inc.corpo.cogeco.com
Provides internet, video, and phone services to residential and business customers in Canada and the United States, plus operates radio stations. |
4,305 | |||
| 11 |
Lightspeed Commercelightspeedhq.com
cloud-based platform unifies online and physical retail operations, multichannel sales, global payments, financing, and supplier network connections for merchants worldwide |
3,574 | |||
| 12 |
Laurentian Bankbanquelaurentienne.ca
Provides retail banking, specialized SME and real estate financing, brokerage services, and investment products through subsidiaries and advisors nationwide. |
2,876 | |||
| 13 |
Alithyaalithya.com
A global digital technology services company providing practical IT solutions tailored to complex business challenges, with a focus on strategy and digital transformation |
2,418 | |||
| 14 |
Quincaillerie Richelieu Ltée/Richelieu Hardware Ltdrichelieu.com
Leading North American distributor, importer, and manufacturer of specialty hardware. Provides over 130,000 items to manufacturers and retailers through 113 distribution centers across the continent. |
1,403 | |||
| 15 |
Transattransat.com
An international tourism company that offers vacation packages, hotel stays, and air travel to over 60 destinations in the Americas and Europe with a focus on sustainable tourism |
1,303 | |||
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 |
Stella-Jonesstella-jones.com
A leading producer of industrial pressure-treated wood products, manufacturing and distributing utility poles, railway ties, lumber, and industrial wood products in North America |
1,129 | |||
| 17 |
Stingraystingray.com
A global music, media, and technology company offering TV broadcasting, streaming, radio, business services, advertising, and digital solutions worldwide |
999 | |||
| 18 |
Knight Therapeuticsknighttx.com
A pan-American specialty pharmaceutical company focusing on acquiring, licensing, marketing, and commercializing innovative prescription pharmaceuticals in Canada and Latin America |
969 | |||
| 19 |
Groupe TVAtva.ca
A creative powerhouse in television, cinema, postproduction, and magazines, pushing boundaries and valuing creativity, agility, and self-improvement to create top-notch content |
962 | |||
| 20 |
Fiera Capitalfieracapital.com
A global asset management firm with over CAD 1617 billion in assets under management, offering tailored solutions to clients worldwide |
887 | |||
| 21 | 832 | ||||
| 22 |
Stantec au Québecstantec.com
Global leader in engineering and sustainable development, with expertise in various sectors, providing services from concept to completion with innovation and client needs in mind |
801 | |||
| 23 |
Quebecorquebecor.com
Leading Canadian integrated communications company combining telecommunications, media, entertainment, publishing, cultural product distribution, event production, and community involvement. |
745 | |||
| 24 |
MTY Food Groupmtygroup.com
MTY Food Group is a leading franchiser in Canada's restaurant industry, offering diverse quick-service restaurant concepts through strategic acquisitions and alliances |
644 | |||
| 25 | 586 | ||||
| 26 |
TFI International Inc.tfiintl.com
A leading transportation and logistics company in North America, specializing in strategic acquisitions and managing a network of operating subsidiaries across the US and Canada |
546 | |||
| 27 |
TC Mediatctranscontinental.com
Leading provider of media and interactive marketing solutions in Canada, offering print and digital content in French and English for various industries and consumers |
544 | |||
| 28 |
Sun Life Québecsunlife.ca
A leading financial services organization offering insurance and investment products in multiple global markets, with a focus on helping clients achieve financial security |
382 | |||
| 29 |
Haivisionhaivision.com
Global provider of real-time video networking and collaboration solutions, offering secure, low-latency live video streaming at a global scale Open source SRT protocol |
336 | |||
| 30 |
BMO Groupe financierbmo.com
A customer-focused bank committed to helping people at every financial stage, offering the best banking experience with a team of over 46,000 employees |
328 | |||
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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 12, 2026.
More company lists in Montreal
- The largest companies in Montreal 986
- Multinational companies in Montreal 203
- Retail chains in Montreal 85
- SaaS companies in Montreal 71
- IT Services and IT Consulting companies in Montreal 70
- Financial services firms in Montreal 69
- Software Development companies in Montreal 68
- Professional services firms in Montreal 65
- Companies with in-house R&D in Montreal 59
- Public sector organisations in Montreal 57
- Education providers in Montreal 53
- Manufacturers in Montreal 53
- Consulting firms in Montreal 52
- Critical infrastructure operators in Montreal 51
- IT services companies in Montreal 51
- E-commerce companies in Montreal 44
- Retail companies in Montreal 44
- AI companies in Montreal 40
- Financial Services companies in Montreal 39
- Corporate groups and holding companies in Montreal 39
- Logistics companies in Montreal 39
- Companies with a mobile app in Montreal 38
- Transportation, Logistics, Supply Chain and Storage companies in Montreal 38
- Distributors and wholesalers in Montreal 36
The same list elsewhere in Canada
- Publicly traded companies in Canada 352
- Publicly traded companies in Ontario 156
- Publicly traded companies in Alberta 68
- Publicly traded companies in British Columbia 54
- Publicly traded companies in the province of Quebec 51
- Publicly traded companies in Toronto 86
- Publicly traded companies in Calgary 53
- Publicly traded companies in Vancouver 38