Commercial Roof Repair in Knoxville, TN

Leak Response, Membrane and Flashing Repairs for Knoxville Offices, Retail, Industrial and Multi-Family Roofs

Commercial Roof Leak Repair From Our Knoxville Office

McGuire Roofing repairs commercial roofs across Knoxville from 623 Simmons Road, Suite 1, Knoxville, TN 37932. Most leak calls we take on warehouses, offices, retail centers, churches, schools and multi-family buildings start at a detail: a split seam, a failed pitch pan, loose parapet flashing, a curb that was cut in after the roof went down, or a drain that has been ponding for a season.

For commercial work we cite our Johns Manville, Duro-Last and GAF commercial certifications — not GAF Master Elite, which is a residential shingle designation. Our phone, (865) 338-7663, is answered 24/7. We are Serving 7 States: Tennessee, Kentucky, West Virginia, Virginia, North Carolina, South Carolina and Georgia.

Serving TN, KY, WV, VA, NC, SC & GA • BBB A+ Accredited • Johns Manville • Duro-Last Certified • GAF Commercial Certified • Phone answered 24/7

GAF EverGuard PVC corner repair on a Knoxville commercial roof
PVC corner repair on a Knoxville commercial roof.
PVC corner seam repair beside a rooftop vent curb in Knoxville
Corner seam repair beside a rooftop vent curb in Knoxville.

How We Respond to a Commercial Leak Call

  1. Intake – You call (865) 338-7663 (answered 24/7) or submit the form. We gather the address, roof type if you know it, and what you are seeing inside.
  2. Site visit – We inspect the interior stain and the roof surface, and we photograph the conditions for your records.
  3. Temporary protection when needed – If the roof is open to weather, we can help with temporary measures or emergency tarping when it is safe.
  4. Matched repair – We repair membrane, flashing, curbs and penetrations with materials suited to TPO, PVC, EPDM, modified bitumen, built-up or metal systems.
  5. Follow-through – You get photos of the finished work and a clear note if a larger recover or replacement should be budgeted next.

Response time: Program clients on a McGuire commercial roof maintenance program get a response within 24 hours. If your facility needs a specific response commitment, we will put it in your plan. We do not publish other guaranteed response times on this page.

Repairs We See Most on Knoxville Commercial Roofs

  • Open or split seams at inside corners and field welds
  • Failed pitch pans and poorly sealed penetrations
  • Parapet and edge-metal flashing that has pulled loose
  • Rooftop unit curb leaks and abandoned penetration patches
  • Clogged drains, scuppers and gutters that leave standing water
  • Metal panel fastener, lap and skylight leaks on shop buildings

For full system options, manufacturer pages and Knoxville market context, see commercial roofing in Knoxville. For coatings and longer-term planning, see commercial roof coatings and our maintenance programs.

Why Knoxville Building Owners Use McGuire for Repairs

  • Commercial certifications – Johns Manville, Duro-Last and GAF commercial
  • BBB A+ Accredited
  • Phone answered 24/7 at (865) 338-7663
  • Serving 7 States, with Knoxville as our home base at 623 Simmons Road, Suite 1, Knoxville, TN 37932
  • Maintenance programs with a 24-hour response for program clients
  • Photo documentation on repairs so owners and managers have a clear record

Knoxville Commercial Roof Repair FAQ

Do you repair commercial roofs in Knoxville, or only install new ones?

Both. Most of our Knoxville commercial calls start as leak repairs on TPO, PVC, EPDM, modified bitumen or metal. We find the entry point, repair it with materials matched to the system, and tell you when a larger recover or replacement is the better long-term plan.

What response time do you promise?

Program clients on a McGuire commercial roof maintenance plan get a response within 24 hours. If your facility needs a specific response commitment, we will put it in your plan. For other commercial leak calls, our phone is answered 24/7 and we schedule as soon as crews and conditions allow.

Which manufacturers are you certified with for commercial work?

Johns Manville is our main commercial brand. We are also Duro-Last certified and GAF commercial certified. Those are commercial certifications. GAF Master Elite is a residential shingle designation and is not what we cite for commercial membrane work.

Do you serve buildings outside Knoxville?

Yes. We are Serving 7 States: Tennessee, Kentucky, West Virginia, Virginia, North Carolina, South Carolina and Georgia. Knoxville-area buildings are closest to our office for the quickest site visits.

Can you work around tenants and business hours?

Yes. We stage away from entrances when we can, coordinate noisy work with the owner or manager, and close the roof up at the end of each day.

Where can I learn about maintenance plans?

See our commercial roof maintenance programs page. Planned inspections, drain clearing and photo reports catch small problems before they become interior damage.

Get a Commercial Roof Repair Quote in Knoxville

Report a leak, schedule an inspection or ask about a maintenance plan. Call (865) 338-7663, answered 24/7, or request a quote online.

CALL (865) 338-7663 CLICK HERE FOR A QUOTE

Request a Commercial Roof Repair Quote

Tell us what is going on with the roof. We will call you back to schedule a look. Our phone, (865) 338-7663, is answered 24/7.

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📞 Call Now: (865) 338-7663
623 Simmons Road, Suite 1, Knoxville, TN 37932
Hours: Open 24/7 – emergency service available
GAF Master Elite • BBB A+ Accredited • Serving Nationally
Residential roofing throughout Knox County & East Tennessee. Commercial roofing across TN, NC, SC, KY, GA, WV & VA.