10 Top Engineering Companies in Toronto

Engineering firms in Toronto are powering innovation across industries from robotics to medical devices.

Written by Margo Steines
Published on Sep. 22, 2025
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Photo: Shutterstock
REVIEWED BY
Sara B.T. Thiel | Sep 22, 2025
Summary: Toronto’s engineering sector is a hub for automotive giants like General Motors and Magna International. The market also includes top firms in aerospace, robotics and medical device development, creating strong demand for engineering talent across numerous industries in Canada’s largest city.

Toronto’s engineering industry supports numerous sectors, including civil, mechanical, electrical, computer, biomedical and chemical engineering. Additionally, a robust ecosystem of engineering companies across the industrial and manufacturing sector round out the market. With a population of over 6.8 million, the city has a strong demand for software engineering services as well as work in the built environment and with consumer products. What’s more, The University of Toronto, Canada’s top-ranked engineering school, is a rich source of emerging engineering talent from its Applied Science and Engineering department.

We’ve put together a list of the top engineering firms in Toronto to get you started.

Engineering Companies in Toronto

  • General Motors
  • John Brooks Company
  • Aviya Aerospace Systems
  • Magna International
  • Forcen Inc. 

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Engineering Companies in Toronto to Know

General Motors is an American automotive engineering and manufacturing company. It was one of the founding companies of the contemporary Detroit automotive industry, and today continues to design, engineer, manufacture and distribute cars and trucks to individual and institutional clients.  Its engineering teams work with traditional as well as emerging technology to support sustainability and industrial innovations in the automative technology sector. Famously headquartered in Detroit, Michigan, GM says its Canadian Technical Centre (CTC) is at the forefront of “transforming the future of mobility.” The company has three engineering hubs between Oshawa and Markham. 

 

Magna International is a product engineering company thats worked in the automotive industry sinc e 1957. Its primary function is in the design, engineering and manufacture of automotive mobility products. These product lines augment vehicle designs by providing elements such as smart seating systems and driver-assisted parking systems. It provides both software and hardware for such systems. Magna International’s international headquarters are located in Aurora, about an hour north of Toronto.

 

Forcen Inc., founded in 2015 and headquartered in Toronto, is a robotics technology company that engineers sensory function for tactile and force-sensing operations. This work aims to equip robots with the ability to mimic human capacity for perceiving and responding to pressure, such as in the tightening of a bolt or screw cap. By engineering for the specific capacity to sense force, the company’s goal is to make robots with the ability to perceive torque and pressure.

 

Thornhill Medical is a medical device product engineering firm. It does its own research and development, offering products such as portable life support systems, anesthesia delivery devices and devices that treat carbon monoxide poisoning. Across these diverse products, the company’s core technology and expertise is in the management of arterial blood gasses. Thornhill Medical, founded in 2004, is headquartered in Toronto, Ontario.

 

Headquartered in Mississauga, John Brooks Company offers niche engineering expertise in fluid handling processes. These protocols, which are supported by the company’s products, are crucial to safe and effective work in a wide variety of industries, from agriculture and petrochemicals to cannabis and paper production. John Brooks’ pumps, filtration systems and spraying equipment are purpose built for applications in specific industries. The company was founded in 1938.

 

Bombardier is a leading aviation and aerospace engineering firm. It produces aircraft as well as other mobility structures in the railway and amphibious mobility verticals. Across product categories, the company operates over 60 global production locations, which support the manufacture of leading-edge aerospace technology tools. Bombardier is headquartered in Montreal and hires out of Mississauga.

 

GAOTek is a B2B technology provider that engineers IoT hardware devices for institutional clients. Its work within telecommunications and electronics products includes product engineering in fiber optic equipment and telecommunications testers that provide feedback on system health. GAOTek’s engineering talent includes experts in electrical, chemical, structural and environmental engineering. Founded in 2005, the company is dual-headquartered in Toronto and NYC.

 

Aviya Aerospace Systems is an aerospace engineering company that builds technology tools for civil and defense contractors in the aerospace and defense sector. It focuses on building full systems that support specific functions within aircraft design and aviation operations, including modeling systems for engines that allow engineers to experiment with various adjustments and inputs in a virtual setting. Aviya is headquartered in nearby Mississauga.

 

Inertia Product Development is a product engineering company that makes medical and diagnostic devices for the healthcare, agriculture and sustainability industries. Working at the intersections of product and industrial design and mechanical and electronics engineering, it produces tools such as infotainment systems for MRI machines, autonomous weeding robots and mobile shower commode chairs. Inertia Product Development, founded in 2004, is headquartered in North York.

 

Schneider Electric is an engineering firm that builds products for energy management and automation. These products range from voltage tools for electricity distribution to industrial IoT software that uses AI to support factory line automations. The company also focuses on creating sustainable solutions for energy management, such as building energy monitors that track energy usage in real time with operational feedback. Founded in 1836, Schneider Electric is an international company that has dozens of locations around the world, including Mississauga.

 

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