Building on solid ground

Groupe OnSteel, a leader in Quebec's construction industry, is made up of eight expert divisions that are pioneers in their field. We work in a human, committed and collaborative way to build a solid foundation for a sustainable future.

Business Sectors

8 expert divisions in their respective industries

Benefit from the strength of the OnSteel Group, its innovations and expertise. Get all your services in one place. Simplify your site management and save time and money with our group's turnkey services.

Impeccable management and execution.

Our large fleet of state-of-the-art equipment is suited to all types of projects, enabling us to work faster without third-party delays. Our turnkey project management service includes engineer-certified plans and exceptional after-sales service. Get started! Make your project a success!

Guaranteed delivery times
Our large inventory of equipment and materials, suitable for all types of projects, enables us to work faster, without third-party delays.
Related turnkey services
Get complete engineering, excavation, piling, foundation replacement and house-lifting services, all under one roof!
Outstanding project management
Rest assured, we'll take care of everything with our turnkey project management service, including certified plans and exceptional after-sales service.
Best prices in the industry
Get the best prices in the industry, guaranteed. We pride ourselves on exceptional project management and after-sales service, as well as unbeatable prices.

Start your project on the right foot. Talk to one of our experts.

Talk to one of our experts about the challenges specific to your industry, and together we'll draw up an action plan tailored to your needs.

As leaders in the construction industry, our commitment to tailoring solutions for each unique project remains central to our approach. This results in complete client satisfaction at every stage of their construction journey, further reinforcing our reputation as a trusted partner in the complex construction world.


OnSteel leads the way in construction

Over the years, the OnSteel Group has established itself as an undisputed reference in the construction sector, thanks to its proven expertise and unwavering commitment to constant innovation. Our dedicated team, comprised of seasoned specialists in eight distinct divisions, excels in a variety of fields. We are recognized for our cutting-edge approach, ensuring precise and enduring results.

OnSteel Group: experience built on solid foundations.

Years of experience
Completed projects
Installed piles

Our customers talk about us.

"You have a great team".

"Everyone I've dealt with so far has been absolutely fantastic (...) You've got a great team."

Marjorie & Matthew
Candiac, QC
"A1 service from start to finish

"Excellent service. Efficient and professional team. A1 service from start to finish. Highly recommend."

David Bouffard
Montreal, QC
"Impressed with the team: courteous, conscientious"

"I wanted to tell you how impressed we are with the team so far. They are courteous, conscientious and always take care to clean up the job site every time they leave. We know that our neighbours also attach great importance to this last part."

Jaclyn Chabot
Montreal, QC

Let's work on your project together.

Don't wait! Talk to one of our OnSteel experts to let us know about your needs and help you find the best solutions for your industry.


Ready to get started? Talk to an OnSteel expert!