GAF Certified Commercial Roofing Contractor
GAF Commercial Roofing Systems Across TN, NC, SC, KY & GA
GAF Commercial Roofing From a Certified Local Contractor
McGuire Roofing is a GAF certified commercial roofing contractor based in Knoxville, TN. We are certified to install the full range of GAF commercial roof systems, and we install, replace and repair them for commercial, industrial and multi-family clients across Tennessee, North Carolina, South Carolina, Kentucky and Georgia.

What GAF Is Known For
GAF is one of the largest roofing manufacturers in North America, with a long history in both residential and commercial roofing. Its commercial portfolio includes single-ply membranes, modified bitumen and built-up roofing, roof coatings, insulation and accessories, which lets building owners get a complete roof system from a single manufacturer.
Benefits of a GAF Commercial Roof
- Complete roof systems – Membrane, insulation, cover board and accessories designed to work together.
- Range of options – Single-ply, modified bitumen and coating systems for different buildings and budgets.
- Reflective choices – Light-colored membranes and coatings can help reduce rooftop heat gain.
- Manufacturer warranty programs – GAF offers commercial warranty options for qualifying systems installed by certified contractors.
GAF Systems We Install
- Any GAF commercial system – As a GAF commercial certified contractor, we can install the full range of GAF commercial roof systems.
- System matched to your building – After an inspection, we recommend the GAF system that fits your roof, budget and goals.
What Working With a Certified GAF Contractor Means for You
- Trained installers – Our crews are trained on GAF systems, components and installation requirements.
- Manufacturer-approved components – We use the membranes, insulation, adhesives and accessories each system calls for.
- Warranty eligibility – Qualifying projects may be eligible for GAF warranties according to the manufacturer’s programs. We will explain the options available for your building.
- One accountable contractor – Inspection, installation, repair and maintenance from the same Knoxville-based team.
GAF Commercial Roofing FAQ
Are you a GAF certified commercial roofing contractor?
Yes. McGuire Roofing is GAF commercial certified and installs GAF commercial roof systems across TN, NC, SC, KY and GA.
Which GAF commercial systems do you install?
We are certified to install any GAF commercial roof system. We will recommend the system that fits your building after an inspection.
What warranty comes with a GAF commercial roof?
Warranty options depend on the system and project and are set by GAF’s programs. We will review the options that apply to your roof when we quote it.
Can you repair an existing GAF roof?
Yes. We repair existing GAF commercial roofs, and our phone is answered 24/7 for leaks.
Explore Commercial Roofing Systems
Learn more about the systems we install and our commercial roofing services:
Get a Quote on a GAF Commercial Roof
Talk with McGuire Roofing about GAF commercial roof installation, replacement or repair. Call 865-338-7663 (answered 24/7) or request a free quote online. Financing is available.
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