| # | Company | Employees |
|---|---|---|
| 1 |
Les Entreprises PR Inc
Subcontracting in Welding and Industrial Mechanics |
648 |
| 2 |
Marmen inc.marmeninc.com
High-precision machining, fabrication, mechanical assembly, and design for diverse global markets including wind tower production, aviation, hydropower, mining, and aerospace applications. |
524 |
| 3 |
Groupe Melochemelocheinc.wd10.myworkdayjobs.com
Specializing in precision machining, surface treatment, assembly, and manufacturing engineering for aerospace and defense industries, with a focus on quality and efficiency |
305 |
| 4 |
Ropack Pharma Solutionsropack.com
Leading contract manufacturing, packaging, and clinical trial support for solid oral dose pharmaceutical, nutraceutical, and food products globally. Nearly 50 years experience. |
265 |
| 5 |
DELPHARM BOUCHERVILLEdelpharm.com
The pharmaceutical company in Boucherville develops and manufactures a range of injectable products to save and prolong lives, emphasizing employee growth and customer service |
227 |
| 6 |
Charl-Polcharlpol.com
A leading equipment supplier and manufacturer specializing in welded mechanical parts, precision machining, and repair of heavy industrial equipment |
100 |
| 7 |
SP Apparel Inc.spapparel.com
A trusted provider of custom sports apparel since 1999, with clients ranging from professional teams to major brands in the industry |
97 |
| 8 |
Étiquettes Profecta SRI(Groupe Solutions Fortis)profecta.com
Specializing in manufacturing pressure sensitive labels and flexible packaging for Canadian and American markets with over 30 years of experience |
73 |
| 9 |
LEESTA Industries Ltd.leesta.com
Specializing in high precision parts and assemblies for commercial aerospace and defense markets, the company manufactures components with great accuracy and expertise |
70 |
| 10 |
MEP TECHNOLOGIES INCmeptec.com
Specialized metal manufacturing and electromechanical integration company in Quebec, delivering top-quality services to high technology and medical sectors worldwide |
51 |
| 11 |
Plasticor inc.plasticor.com
Established in 1984, this family-run company offers turnkey solutions in mold design and production for industries such as appliance, aerospace, automotive, and military |
38 |
| 12 |
Machinerie P&W INCmachineriepw.com
Manufacturer providing employees with infrastructure and computer equipment to optimize production processes Specializing in machining, welding, plastic, and CAD services |
36 |
| 13 |
Attractionattraction.com
Canadian company offering end-to-end garment manufacturing and decoration services, ensuring a seamless process with impeccable service, creativity, and innovation |
30 |
| 14 |
BHS Compositesbhscomposites.com
Specializing in composite materials, we manufacture precision parts for aeronautics, transport, energy, and medical industries, from prototypes to mass production |
29 |
| 15 | 18 | |
| 16 |
Mitacor Industries Incmitacor.com
Engineering and precision machining services company offering prototyping, NPI, fixturing, tooling, production, optical packaging, heat dissipation, and design solutions across various industries |
16 |
| 17 |
Quéplast injectionqueplast.com
Specializing in custom plastic parts development and manufacturing, offering expertise in complex design, injection molding, precision micro-injection, and quality assurance |
15 |
| 18 |
Frigo Royal Inc.frigoroyal.qc.ca
Specializing in re-packaging, co-packing, storage, clean room services, and exportation with over 25 years of experience |
13 |
| 19 |
Usinage Supérieurusinagesuperieur.com
The company specializes in providing efficient and reliable machining and manufacturing services for industrial machinery, tailored to meet customer needs |
12 |
| 20 |
KK Technologies Inc.kktech.ca
A machinery company based in Quebec, Canada specializing in providing machinery solutions and services |
11 |
| 21 |
Usinage L'Isletusinagelislet.com
Specialized in custom manufacturing of industrial machinery, precision machining, and tool fabrication for highly skilled clients, ensuring increased productivity and reduced production costs |
10 |
| 22 |
Outils Concept Incoutils-concept.com
A machinery company in Granby, QC, Canada that specializes in producing and distributing various tools and equipment for industrial purposes |
10 |
| 23 |
Outillage GM inc.outillagegm.ca
A company specializing in metal stamping, offering full service from tooling design and manufacturing to production of parts |
4 |
| 24 |
SphèreCo Technologies inc.sphereco.ca
Specializing in additive manufacturing, offering 3D printing services for industry using engineering thermoplastics and titanium Producing manufacturing tools, jigs, molds, and custom 3D printers |
4 |
| 25 |
DLP Technologies - Conception et usinagedlptechnologies.ca
Specializing in precision machining and tooling fabrication, offering integrated services with expertise in design, machining, and tooling while emphasizing quality and customer satisfaction |
4 |
| 26 | 4 | |
| 27 | 
DEC Industries Ltd.decindustries.com
A Canadian industrial company, founded in 1976, specializes in fabricating machinery for various industries, offering customized services and exclusive products |
3 |
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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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