| # | Company | Employees |
|---|---|---|
| 1 |
National Bank of Canadabnc.ca
Financial institution focusing on personal and business financial advice, community empowerment, innovation, and building lasting client relationships. |
19,342 |
| 2 | 12,816 | |
| 3 | 12,199 | |
| 4 |
Dollaramadollarama.com
It is a Canadian value retailer with over 1,300 locations, offering a wide range of affordable general merchandise and consumables. |
12,127 |
| 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 |
iA Financial Group (Industrial Alliance)ia.ca
A leading insurance and wealth management group in Canada and the United States, founded in 1892 and listed on the Toronto Stock Exchange |
10,003 |
| 7 |
Gildangildancorp.com
Leading global apparel manufacturer with multiple brands, sustainable initiatives, and operations in 12 countries, striving to Make Apparel Better® |
9,923 |
| 8 |
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 |
| 9 | 6,113 | |
| 10 |
Cascadescascades.com
Leading sustainable solutions provider for packaging, hygiene, and recovery needs with 75 production units in North America, prioritizing innovation and environmental well-being |
5,046 |
| 11 |
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 |
| 12 |
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 |
| 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 distributor, importer, and manufacturer of specialty hardware and products in North America, providing a unique mix of over 130,000 items to manufacturers and retailers |
1,382 |
| 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 |
| 16 |
Stingraystingray.com
A global music, media, and technology company offering TV broadcasting, streaming, radio, business services, advertising, and digital solutions worldwide |
999 |
| 17 |
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 |
| 18 |
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 |
| 19 |
Fiera Capitalfieracapital.com
A global asset management firm with over CAD 1617 billion in assets under management, offering tailored solutions to clients worldwide |
887 |
| 20 | 832 | |
| 21 |
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 |
| 22 |
Quebecorquebecor.com
Leading Canadian integrated communications company combining telecommunications, media, entertainment, publishing, cultural product distribution, event production, and community involvement. |
745 |
| 23 |
Goodfood Market (TSX:FOOD)makegoodfood.ca
Independent Canadian online grocery brand providing meal planning and home delivery via a direct to consumer fulfillment system across major national cities. |
650 |
| 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 |
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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 Oct 24, 2026.
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