The 100 largest manufacturers in Ontario

Magna Internationalmagna.com

Developing technologies and systems to make vehicles safer and cleaner, focusing on community, environmental, and human benefits.

McCain Foodsmccain.com

Global leader in prepared potato products, including French Fries and appetizers, focusing on quality, sustainability, and community impact.

Celesticacelestica.com

Global leader in providing design, manufacturing, and supply chain solutions for aerospace, defense, communications, healthtech, and more, delivering innovative solutions for complex challenges

Linamar Corporationlinktr.ee

Advanced manufacturing company specializing in solutions for vehicles, motion, work, and lives Comprised of Industrial and Mobility segments, with global reach and innovative products

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

Martinrea Internationalmartinrea.com

Global automotive supplier focused on metal forming, aluminum casting, fluid systems, and assemblies to meet lightweight requirements Employs 18,000 people worldwide

ATS Corporationatsautomation.com

A manufacturing solutions provider with global capabilities, specializing in custom automation systems for industries such as life sciences, food & beverage, transportation, and energy

MDA Spacemda.space

Global leader providing robotics, communications satellites, geointelligence, and space exploration infrastructure through engineering excellence for defense and commercial missions across the world.

Toyota Motor Manufacturing Canadatmmc.ca

Large-scale vehicle assembly operation in Ontario with multiple production lines, employing thousands and focusing on quality and community responsibility.

Canada Goosecanadagoose.com

Design and promote an iconic lifestyle brand focused on inspiring people to live bravely outdoors while fostering diversity and inclusion.

Shawcortenaris.com

A provider of solutions in the energy industry, recently acquired by Tenaris Visit Tenaris's LinkedIn page for more information

Canadian Solar Inc.csisolar.com

Global manufacturer of photovoltaic modules and inverters developing utility-scale solar power and battery energy storage projects with over 165 GW delivered worldwide.

Lallemandlallemandplantcare.com

A global leader in yeast and bacterial products, focusing on natural fermentation processes in agri-food industries, with opportunities for growth and innovation

FGF Brandsfgfbrands.com

Innovative technology-driven bakery pushing boundaries with sustainable ingredients, creating delicious baked goods and disrupting the global food industry for the better

Bimbo Canadabimbocanada.com

This company values personal and professional growth, offers competitive salaries and benefits, and provides opportunities for growth in the baking industry

Give and Go Prepared Foodsgiveandgo.com

A leading manufacturer of sweet baked goods, offering indulgent treats under various brands, with a focus on innovation and quality for global retailers

Labatt Breweries of Canadalabatt.com

Leading Canadian beverage company with extensive portfolio of beers, ready-to-drink, non-alcoholic products, multiple breweries, and strong community impact.

Midas Safetymidassafety.com

Leading supplier of hand-protection with modern manufacturing facilities in Asia, serving over 50 countries worldwide, adhering to stringent quality standards

Petro-Canada Lubricantspetrocanadalubricants.com

The company supplies over 350 high-performance lubricants, fluids, and greases worldwide, catering to a variety of industries and applications to optimize equipment performance and reliability

Plasmanplasman.com

Global leader in automotive components, offering single-source solutions for tooling, injection molding, chroming, and assembly with a collaborative mindset and unrivaled dedication

Honda of Canada Mfg.ca.indeed.com

Manufactures high-quality Honda vehicles in Canada for Canadian and US markets, with a focus on growth, innovation, and skilled associates

Lactalis Canadalactalis.ca

Leading Canadian dairy company producing iconic cheese and dairy brands, operating multiple manufacturing sites, supporting communities, farmers, and diversity.

Honda Canada Inc.hondacanada.ca

A Canadian success story in manufacturing vehicles and power equipment, with a commitment to sourcing from Canadian suppliers and sustainable practices

IMAXimax.com

An entertainment technology company specializing in motion-picture technologies, large-format presentations, immersive theater experiences, and partnerships with top filmmakers worldwide

DCMdatacm.com

Transforming businesses by improving marketing and communication workflows across North America, with a focus on simplicity and efficiency

Harris Rebarharrisrebar.com

North America's leading fabricator, installer, and distributor of concrete reinforcing steel and related products, focused on safety, profitability, and customer satisfaction

Calian Groupcalian.com

Providing diverse technology and healthcare solutions across communications, learning, security, and advanced technologies with a customer-focused approach.

General Dynamics Mission Systems–Canadagdmissionsystems.ca

A leading Canadian defense and security technology organization, focused on innovation, community involvement, and supporting military needs worldwide

Skyjack Inc.skyjack.com

The company provides quality engineered, simple and reliable access and material handling equipment globally, offering low cost of ownership and high residual values

Toyota Canada Inc.toyota.ca

Exclusive distributor of Toyota and Lexus vehicles in Canada, operating regional offices, parts centers, and manufacturing plants in Ontario.

Kruger Products | Produits Krugerkrugerproducts.ca

Manufacture and distribute popular tissue brands and away-from-home paper products focused on comfort, quality, and customer satisfaction.

Valiant TMSvalianttms.com

An Industry 40 system integrator specializing in digitalization, process development, design, and technology integration with global strategic teams

Algoma Steel Inc.algoma.com

A steel producer in Ontario, focused on innovation and sustainability, supplying quality steel products to various industries in North America

Nucor Rebar Fabricationharrisrebar.com

A leader in rebar detailing, fabrication, and installation, offering construction expertise to find cost-effective alternatives and prioritizing employee well-being

Atlantic Packaging Products Ltd.atlantic.ca

Design manufacture and deliver innovative corrugated packaging products with integrated solutions including pre-print, retail displays, supply chain, and recycled materials across Canada and US.

Canada Bread Company, Limitedbimbocanada.com

A company based in Canada that specializes in baked goods, offering a variety of bread and bakery products to consumers

Maple Lodge Farmsmaplelodgefarms.com

A leading Canadian poultry processor supplying chicken products domestically and internationally, including bacon, deli meats, seasoned chicken, and wieners Founded in 1955

STELCO - The Steel Company of Canadastelco.com

Canadian steel manufacturer with technologically advanced facilities and a proud workforce focused on quality, safety, innovation, and environmental responsibility

Canadian Bank Note Company, Limitedcbnco.com

The company specializes in providing secure identification solutions, including currency, passports, driver licenses, and biometric solutions, to prevent fraud globally

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

Gay Lea Foodsgaylea.com

Canadian dairy industry leader, co-operative with over 1,395 farms in Ontario and Manitoba, focused on innovation, high quality products, and sustainable growth

Royal Canadian Mintmint.ca

The company is a for-profit Crown Corporation responsible for producing coins, managing coinage systems, providing advice on coinage matters, and marketing bullion products

Teledyne DALSAteledynedalsa.com

Specialized in high-performance image sensing, semiconductor fabrication, and 3D geospatial systems with global R&D and support locations.

Ground Effects Ltd.gfxltd.com

A manufacturer of OEM-level automotive accessories that started in Canada and now has nearly 40 locations worldwide

CCL Industries

Manufacturing labels, specialty media, digital printing software, aluminum aerosol cans, plastic tubes, instructional leaflets, and precision metal components for various markets.

Giampaolo Group Inc.

Fully integrated metal management company with operations in metal recycling, steel processing, aluminum production, real estate development, and charitable fundraising events for various causes

CIMCO Refrigeration Inc.cimcorefrigeration.com

Specializing in industrial, process cooling, and recreational refrigeration systems, providing engineering, design, manufacturing, installation, and service with innovative technologies for complex challenges

Trojan Technologiestrojantechnologies.com

The company provides innovative technologies to help customers meet water quality objectives, reduce costs, and improve environmental stewardship globally

Weston Foods

A leading bakery that produces a wide range of baked goods for retail and foodservice customers across North America

MacLean Engineeringmacleanengineering.com

Specializing in underground mobile equipment for hard rock mining, offering a wide range of solutions worldwide, including electrification for diesel-free operations

Stackpole Internationaljohnsonelectric.com

Global solutions provider specializing in fluid power systems and powder metal technology, offering high-quality, high-performance components and systems for various applications worldwide

Arterra Wines Canadaarterracanada.com

Leading Canadian wine producer and marketer with 140 years experience, managing premium vineyards and building beloved wine brands nationwide.

Jamieson Wellness Inc.jamiesonwellness.com

A dedicated company offering natural health products under various brands, committed to inspiring better lives with innovative solutions and responsible business practices

Dare Foods Limiteddarefoods.com

Dare bakes quality, innovative snacks like cookies, crackers, and breads, available worldwide, offering a range of options for consumer enjoyment

E.S. FOX LIMITEDesfox.com

A Canadian industry leader providing a wide range of construction, fabrication, engineering, and service solutions with a strong focus on quality and customer satisfaction

Litens Automotive Grouplitens.com

Innovative global automotive leader with patented powertrain solutions, committed to excellence, diverse and inclusive workplace fostering creativity and innovation

Hammond Power Solutionshammondpowersolutions.com

Designs, manufactures dry-type standard and custom electrical engineered magnetics, liquid filled and cast resin transformers. Leader in electrical and electronic industries.

Coreslab Structurescoreslab.com

A leading producer of precast/prestressed concrete products, providing innovative solutions for commercial, residential, infrastructure, institutional, and industrial projects across North America

Tigercat Industriestigercat.com

Specializing in forest harvesting systems, industrial machines, and material processing equipment of premium quality for off-road applications

SJCstjoseph.com

Leading Canadian communications organization offering full-production content, advertising technology, print infrastructure, and iconic media brands for clients across North America

Canopy Growth Corporationcanopygrowth.com

A global leader in the cannabis industry, harnessing the power of cannabis to enhance well-being, drive economic growth, and promote social justice

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

Sleeman Breweries Ltd.sleemanbreweries.ca

A Canadian brewery with a rich family legacy, producing top craft beers under stringent standards, offering a variety of world-class brands

NextStar Energy

Canada's pioneering producer of electric vehicle batteries, partnering with Stellantis and LG Energy Solution for innovative manufacturing

Mircom Group of Companiesmircom.com

Global designer, manufacturer, and distributor of intelligent building solutions, offering innovative fire detection, communication, security, mass notification, automation, and smart technology systems worldwide

Greenfield Globalgreenfield.com

Global supplier of high-purity alcohols, specialty solvents, and renewable fuels, facilitating sustainability through innovative solutions for various industries worldwide

Amico Group of Companiesamico.com

Design and manufacture comprehensive medical equipment and systems including air, vacuum, patient room products, beds, furniture, and clinical devices for healthcare facilities.

National Steel Car Ltdsteelcar.com

A leading North American railcar manufacturer with a rich history, specializing in building freight and tank cars with state-of-the-art processes

Andrew Peller Limitedandrewpeller.com

Canada's largest premium wine producer offering a diverse portfolio of wine brands, spirits, craft beer, ciders, seltzers, and home winemaking products A leader in wine tourism experiences

Pattison IDpattisonid.com

A leading provider of comprehensive signage solutions, architectural branding, digital signage, and maintenance services with a history of groundbreaking innovations

Eclipse Automationeclipseautomation.com

Designs and builds complex automated systems for industries like Life Sciences, Transportation, and Electronics, with global reach and innovative solutions

KGHM Internationalkghm.com

Global mining subsidiary extracting and processing copper, silver, nickel, and precious metals across North and South America through sustainable smelting and exploration projects.

Savariasavaria.com

Global leader in accessibility solutions: home elevators, lifts, stairlifts, medical beds, and patient care products Operates worldwide with multiple manufacturing facilities

General Dynamics Land Systems–Canadagdlscanada.com

Global leader in providing innovative land and amphibious combat vehicle solutions through cutting-edge technologies in machining, electronics, software development, and systems integration

Norbordwestfraser.com

A diversified wood products company with facilities in multiple countries producing lumber, engineered wood, pulp, newsprint, and renewable energy from sustainably managed forests

Anatoliaanatolia.com

A group of companies specializing in ceramic, stone products, real estate management, and renewable energy, with a focus on exceptional growth and sustainability

Matcor-Matsu Groupmatcor-matsu.com

Fully integrated supplier of engineering and manufacturing services for automotive OEMs, specializing in complex assemblies and stampings for various applications

KSR International Inc.ksrint.com

Industry leader in designing, engineering, and manufacturing driver interface systems for Tier 1 OEMs with a rich history of reliable manufacturing

MATCOR Metal Fabricationmatcormetalfab.com

A North American leader in fabrication, providing steel components and assemblies for various industries across Canada and the USA

Riverside Natural Foods Ltd. (Home of MadeGood)riversidenaturalfoods.com

Researching, manufacturing, and marketing innovative healthy snacks while maintaining B Corp certification and zero waste standards to provide nutritious alternatives for consumers.

CRH Canadacrhcanada.com

Leading producer and supplier of construction products and services across Canada, with a focus on innovation, sustainability, and commitment to local communities

Silfab Solar Inc.silfabsolar.com

North American designer and manufacturer of high-efficiency photovoltaic modules using automated production lines across facilities in Washington, Toronto, and South Carolina.

Toyota Boshoku Canada, Inc.toyotaboshoku.ca

Manufactures automotive components for Toyota, specializing in creating innovative interior spaces that exceed customer expectations through quality craftsmanship and efficiency

Hilti Canadahilti.ca

A global leader in providing technology for faster, safer, and sustainable construction Offers innovative solutions, tools, fasteners, anchors, and software

Aimia Incaimia.com

Global holding company with investments in public and private companies, operating an investment advisory business with diverse portfolio including loyalty programs and technology companies

Conestoga Meatsconestogameats.com

A premium pork processor owned by Ontario family farmers, committed to responsibly raised, high-quality pork products for global communities

Club Coffeeclubcoffee.ca

Leading North American custom coffee roaster, helping clients deliver best-in-class roast and ground coffee programs to their customers.

Guelph Manufacturing Group Inc.guelphmanufacturing.com

Leading manufacturer and supplier of metal stampings, assemblies, wire form, and automotive components with plants in Ontario and Georgia Focus on customer satisfaction and process improvements

Contract Pharmaceuticals Limitedcplltd.com

Leading contract development and manufacturing organization for non-sterile liquid and semi-solid pharmaceutical and regulated OTC products, offering full-spectrum partnership.

JELD-WEN of Canadajeld-wen.ca

A leading window and door manufacturer for over 60 years, focused on creating reliable, sustainable products with a strong commitment to energy efficiency

Eurofins CDMO Alphoraeurofins.com

Provides integrated process development and GMP manufacturing for small molecule drug substances, drug products, and biologics for biopharmaceutical companies.

JVLjvl.ca

A leading gaming and amusement game manufacturer specializing in video slot machines, home equipment, and innovative entertainment technology for a broad market

Neo Performance Materialsneomaterials.com

Manufacturer of advanced industrial materials essential for sustainable technologies, including magnetic powders, specialty chemicals, metals, and alloys for various everyday and emerging products

DYNAdyna.ca

A family-run manufacturer of building materials, offering innovative formulations and environmentally-friendly products for hardscape and tile & stone industries worldwide

SAMSON Controls Inc. Canadacanada.samsongroup.com

Leading manufacturer of expertly engineered control valves and accessories for all industrial processes through global subsidiaries, sales offices, and onsite service work.

Bend All Automotive ULCveritasauto.com

Global supplier of automotive components and automation tooling equipment, specializing in product design, prototyping, validation, tool building, and streamlined manufacturing processes

Omega Tool Corpomegatoolcorp.com

Global leader in engineering, manufacturing, and production of solutions for plastic products Specializing in complex tooling for world-class clients

Microart Services Inc.microartservices.com

Electronic manufacturing and design services company offering circuit design, PCB layout, manufacturing, assembly, testing, and box build for prototype and low-to-mid volume productions

OES Inc.oes-inc.com

The company specializes in providing EMS solutions, LED video displays, scoreboard solutions, and wire harness quality assurance devices for various industries worldwide

TDG Transit Design Group Inctdgdesign.com

An industry leader in developing LED, Fluorescent, and energy storage solutions for rail vehicles with a global presence since 1989 Specializing in innovative lighting systems