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You can rely on our roofers for our expertise and quality workmanship.

Melloul-Blamey Construction, Waterloo Hospice, Modified Bitumen

Your Local Roofers in Cambridge 

Grand Valley Roofing & Coatings Inc. is one of Southwestern Ontario's premier commercial flat roofing companies. We have received the Roofing Contractor of the Year Award and multiple Roofing Awards of Excellence. Our roofers are renowned for their careful attention to detail, exceptional craftsmanship and uncompromising integrity.


Through our experience and training, we have developed skills and creative abilities that have helped us solve roofing problems uniquely and innovatively. Our commercial and residential clients vouch for our professional workers, who are committed to installing high-quality roofs in and around Cambridge. 


Grand Valley Roofing & Coatings Inc. provides superior warranties, is fully bonded and insured, and participates in WSIB's Health and Safety Excellence Program. We aim to ensure every customer receives a top-quality roof at a competitive price and the project is completed promptly.


Our customers praise us and their testimonies showcase why we are the preferred roofers in Cambridge. Another reason to be the first choice of building owners is our continued A+ rating at the Better Business Bureau.

| Get to Know Us

| Flat Roof Repair

| Residential Flat Roofs

Our team installs flat roofs for homes in Cambridge and offers solutions that add integrity and value to your home. We possess the expertise and equipment for flat roof repair, maintenance, skylight installation, decks, etc.

Flat roofs are fantastic investments for both commercial and residential properties. Yet problems such as wind damage, insufficient maintenance, weathering, and water pooling can weaken the configuration of your flat roof. When these troubles occur, our Cambridge roofers are here to provide superior flat roof repair services. We specialize in all kinds of flat roofs, like spray-on flat roofs, built-up roofs (BUR), modified bitumen flat roofs (Modbit), and more.

| Commercial Roofs

When it comes to commercial properties, the stakes are high. Our roofers have the experience to work on your commercial roof to minimize your downtime. We can install, repair and maintain your flat roof to ensure that it remains in optimal condition all year round. Our commercial roofing systems will guard your employees, customers and assets.

| Maintain, Protect & Prolong Your Roof

24 Hour Emergency Service

Grand Valley Roofing & Coatings Inc. provides various roofing services to help maintain, protect and prolong the life of your roof and building. These include:

  • 24 hour emergency service on flat roofs

  • Preventative roof maintenance programs

  • Flat roof inspections

  • General repairs/roof alterations

  • Mechanical curb and cone installation

  • Roof snow removal (No lots and/or driveways)

Grand Valley Roofing Truck

One of Grand Valley Roofing's Service Vehicles

| Re-Roofs

A sturdy roof protects your home or business from the elements. It mus withstand strong winds, heavy downpours, snow and ice accumulation. Keep worries aside and rely on Grand Valley Roofing & Coatings Inc, your Cambridge and Southwestern Ontario roof contractor. We also provide complete Roofing Repair solutions for flat roof residential and commercial properties. Residential and commercial roofs can suffer from multiple Roofing Problems such as:

  • The failure to fix minor problems

  • Water pooling on the roof

  • Failure of roof perimeters e.g., gravel stops

  • Poor design choices

  • Weathering and wind damage

  • Lack of roof maintenance

  • Missing gravel, cracked roof membrane, bubbling through of membrane adhesives

  • Water damage

  • Flashing and drain problem


Blendtek, Kitchener, Elevate Self-adhered TPO


Interstate Batteries, Breslau, BUR

| New Roofs

Our industry recognized certified applicators have experience in multiple roofing systems: flat roof residential and Commercial, Industrial and Institutional. With over 35 years of experience, Grand Valley Roofing & Coatings Inc. is your roofing contractor in Cambridge and can provide solutions to any roofing situation promptly and competently. We are experts in the installation of the following:

  • BUR (aka - Tar and Gravel; Hot, cold & ballasted applications)

  • Modified Bitumen (Hot, torched cap & peel and stick self adhering - flameless applications)

  • TPO & PVC (Mechanically fastened & fully adhered applications)

  • EPDM (Ballasted, mechanically fastened & fully adhered applications)

  • ProSeal (RPW) Systems

  • TufDek Vinyl Decking

  • Residential Flat Roofs

| Why Choose Us?

We are Cambridge roofers seeking to deliver reliable flat roofing solutions in the area. There are countless reasons to choose our services and products, such as:

Our experience: Our years of experience have given us a deep understanding of your needs. We know what it takes to provide you with long-lasting roofing solutions:

Our certifications: Our roofers are certified to perform work compliant with federal, provincial, and local legislation. We are also affiliated with various organizations, such as the Canadian Roofing Contractors Association (CRCA).

Our warranty: We provide a two-year workmanship warranty. Our team will repair any damage occurring due to workmanship-related issues. 

Our competitive pricing: We aim to provide cost-effective roofing services without compromising quality. With us, you can conduct much-needed roof work.

Our adherence to quality and safety: We adhere to the highest standards of safety, and have strict protocols. These include accident prevention policies and procedures, emergency procedures and proper reporting.

Our comprehensive services: Every roofing requirement is different. We can work with various flat roofing systems on commercial and residential properties.

| Introducing Grand Valley Roofing & Coatings Inc.

| A Roofing Company Built On:




| Privacy Statement

Grand Valley Roofing & Coatings Inc. is committed to respecting the privacy of individuals and recognizes a need for the appropriate management and protection of any personal information that you agree to provide to us. We will not share your information with any third party outside of our organization, other than as necessary to fulfill your request, or with your written authorization for references purposes.

| Professional Affiliations


| Request a Quote

Grand Valley Roofing & Coatings Inc. has been providing quality new and Re-roofing Work in Cambridge and Southwestern Ontario. Choosing us for your roofing and service needs is an excellent way of protecting your roofing investment. Grand Valley Roofing & Coatings Inc. prides itself in being a progressive company that provides that small-company individual attention your project deserves yet is large enough to tackle the most significant job. Give us a call or Contact Us to get a quote for all your roofing projects through our roofing contractors in Cambridge.

Cost Efficient Maintenance Programs

We maintain your roof, ensuring its overall lifespan is prolonged.

Committed to Excellence

We've carried out countless successful roofing projects.

We Do It All

Regarding roofing, there is very little that we can't help with.

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