Promec is a trusted partner supporting you throughout every stage of your project, from initial design through to final execution. Our objective is clear: deliver innovative, high-performance solutions that contribute directly to your success.
Electrical &
Instrumentation
Since our founding, we have distinguished ourselves through the successful delivery of major electrical projects across a wide range of industrial facilities in Québec and throughout Canada.
Our teams are made of engineers, project managers, superintendents, forepersons, technicians, electricians and instrumentation specialists and are equipped to take on challenges across all areas of industrial electrical work, including power distribution, control systems, instrumentation and process integration.


Industrial Piping
& Plumbing
Industrial
Mechanics


Boilermaking
Steel
Structures
Whether for industrial buildings, complex infrastructure or custom projects, we stand out in the design, fabrication and installation of high-precision steel structures.
Our team of experts delivers durable, high-performance solutions while meeting project timelines and technical specifications.


Substations &
Power Plants
Having completed numerous major construction and refurbishment projects in hydroelectric generating stations, we are proud of our recognized expertise in the energy sector. Through our qualified team, we provide a full scope of services including engineering, procurement, project management, construction and commissioning, ensuring integrated and efficient solutions for our clients.
Over the years, we have developed advanced expertise in the construction, modification and maintenance of electrical substations up to 250 kV, enabling us to deliver reliable, high-quality services.
Industrial
Maintenance
We offer a comprehensive range of solutions to prevent breakdowns, ensure smooth operations and implement effective preventive maintenance programs.
Regardless of your industry, we are committed to maintaining optimal equipment performance while meeting the highest standards of quality and health and safety.
Simply put, we can maintain everything we build. Trust us with your maintenance needs for complete peace of mind.


Scaffolding
Our scaffolding department stands out for its rigorous approach, combining technical expertise with uncompromising safety standards. Through our 3D modeling services, we provide precise visual planning that allows clients to anticipate every stage of their project.
Our crews operate under attentive supervision that supports skill development and adherence to industry best practices. We place strong emphasis on strict quality control to ensure reliable, safe structures. With us, every challenge has a solution.
Engineering &
Estimating
Our engineering and estimating team demonstrates exceptional adaptability, enabling us to take on projects of any size or complexity.
We consistently strive to exceed our clients’ expectations by delivering high-quality, personalized service from our offices in Rouyn-Noranda, Dorval, Sorel and Contrecœur.
