
Access cutting-edge technical expertise in electromechanics
Access cutting-edge technical expertise in electromechanics
Our team's commitment, proven track record, and technical expertise in mechanical and electrical building systems make us the perfect partner for projects requiring creativity and innovation
Latest News
The Quartier Maritime Project is Unveiled!
We are proud to collaborate with La Société de développement Angus, the developer, creator, and manager behind Quartier Maritime—an ambitious affordable housing initiative in Rimouski. Set for completion by winter 2027, this rental housing project will provide 328 affordable units, addressing the growing housing needs of the local community.

Our expertise
➜ Building Mechanical
➜ Building Electrical
➜ Turnkey Service
➜ Telecommunications
➜ Electronic Security
➜ Lighting Design
➜ Energy Simulations
➜ Subsidy Application
➜ Energy Certification
➜ Construction Management
➜ EV Charging stations
Our story
Founded in 1958, Dupras Ledoux has always prioritized the values of respect, trust, open-mindedness, and inclusion.
Dupras Ledoux continues to grow while preserving a human and welcoming corporate culture. Our team, rich in varied cultures, values inclusion and diversity of opinions. We are committed to placing our employees at the heart of our decisions and strategic directions, reflecting our conviction that each individual contributes to our collective success.

Energy Efficiency
Our energy efficiency solutions are tangible and achievable.
We support our clients in choosing efficient systems, but our services go beyond energy analyses and simulations. As designers of electromechanical systems, our expertise allows us to integrate energy efficiency from the earliest stages of design. We develop systems that optimize performance, improve user well-being, reduce operating costs, and minimize environmental impact.
Our energy efficiency solutions are tangible and achievable. We support our clients in selecting efficient systems, but our services go beyond energy analyses and simulations.
Our energy efficiency solutions are tangible and achievable. We support our clients in selecting efficient systems, but our services go beyond energy analyses and simulations.
Our Projects
Our expertise is widely recognized in the residential sector, but our versatility extends to a wide range of project types.
Over the past six years, we have contributed to the construction of more than 36,000 residential units, establishing ourselves as an undisputed leader in Quebec's residential sector. Our expertise spans luxury developments, senior living facilities, and large-scale housing projects. In addition to our residential work, we have also played a key role in a wide variety of institutional and commercial projects, including sports complexes, theaters, office buildings, hotels, restaurants, spas, and more.