Commercial flat roof

Couvreur commercial de toiture plate
This was the best experience I've ever had with contractors. They were professional. They showed up on time and did everything they said they were going to and more. They gave me great ideas and executed the plan well beyond my expectations that were already high. I highly recommend Ross Yantzi and his Team!

-David Smith

Toitures Imper-Tech commercial flat roofing

As a certified commercial flat roofing contractor, Toitures Imper-Tech supports building owners, property managers, and businesses with the renovation, maintenance, and construction of strong, long-lasting commercial roofing systems.

For over 25 years, our team has been installing elastomeric membrane flat roofs, a resurfacing system that can be renewed up to four times without demolition. Cost-effective, eco-friendly, and high-performing, this system extends the life of your roof while meeting insurer requirements. Perfect for flat and low-slope roofs, it simplifies maintenance and eliminates the need for full replacement — saving your business significant long-term costs.

Our commercial roofers are RBQ, APCHQ, and CAA certified, and trained by Soprema, ensuring installations that meet the highest industry standards. Whether it’s for a rental property, warehouse, retail business, or institutional building, we deliver fast, clean, and secure work, with detailed estimates provided within 24 to 48 hours.

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Our expertise

1000+ projects completed

Residential and commercial

Expertise in elastomeric membranes

Our 5-Step Commercial Roofing Process

Couvreur commercial - spécialisé en toiture plate

A clear, structured commercial quote adapted to your requirements

At Toitures Imper-Tech, we place great importance on clarity and accuracy in our commercial roofing quotes. Each estimate is crafted with precision, transparency, and attention to detail — empowering property managers, contractors, and developers to make well-informed decisions.

Our process includes:

  • A comprehensive on-site evaluation, including visual inspection, measurements, photos, and technical analysis
  • A detailed proposal that covers:
    • The recommended membrane type
    • A step-by-step breakdown of the work
    • The estimated timeline
    • A transparent cost breakdown
    • Included warranties

No upfront payment required — our estimates are completely free and commitment-free.

Each proposal is tailored to the unique demands of commercial projects: access limitations, safety protocols, tight deadlines, coordination with other trades, and regulatory or institutional requirements.

Couvreur commercial - spécialisé en toiture plate
Couvreur commercial - spécialisé en toiture plate
Projet de toiture commercial
Projet de toiture commercial

Guarantees for commercial projects

At Toitures Imper-Tech, all of our commercial projects include a 10-year warranty on materials, in collaboration with leading manufacturers such as Soprema, IKO, and Firestone. For certain projects, extended warranties may also be available, depending on the technical requirements and the manufacturer’s criteria.

Our resurfable two-ply SBS membrane systems are designed to extend your roof’s lifespan to 30 years or more, avoiding the high costs of a full roof replacement. It’s a durable, cost-effective solution ideally suited to the long-term needs of commercial buildings.

Projet de toiture commercial

Discover our recent projects

FAQ

Find answers to the most common questions

We provide detailed, professional estimates within 24 to 48 business hours. For larger or more complex commercial properties, we may schedule a site visit to ensure accuracy. No deposit is required at the time of signing.

Most commercial roofing systems are installed within 1 to 2 days, depending on surface area and site logistics.

5 years. Even better, it’s resurfacing-capable, meaning we can extend its life up to 4 additional cycles — without demolition.

Elastomeric membranes offer exceptional waterproofing, cold-weather resistance, and long-term value. Unlike TPO or EPDM systems, ours are resurfacing-capable, making them more sustainable and cost-effective for long-term asset planning.

Yes. We are RBQ-licensed, members of the APCHQ, CAA-Approved, and certified by major manufacturers like SOPREMA, IKO, and Firestone. We’re also registered with BSDQ for public and commercial tendering.

Yes — we offer a 10-year warranty on labor and a 10-year manufacturer warranty, with the possibility of extended warranties depending on the membrane system selected.

Our team remains fully available after installation. In case of any issue, we typically respond within 24 hours, ensuring minimal disruption to your operations.

Absolutely. Our resurfacing systems minimize landfill waste and eliminate the need for full tear-offs. It’s a green solution ideal for commercial buildings seeking LEED-friendly practices or cost-effective lifecycle planning.

Yes. We’ve completed hundreds of commercial roofing projects across Greater Montreal and the South Shore. References, project photos, and case studies are available upon request.

OUR CERTIFICATIONS AND SUPPLIERS

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