Waterproofing in Dayton, OH
Commercial waterproofing seals the vulnerable transitions where most leaks actually start — parapet walls, deck-to-wall joints, plaza decks, and below-grade areas. It uses membranes, sealants, and flashing details engineered for standing water and thermal movement, not the shingles-and-underlayment approach used on sloped residential roofs.
Top Waterproofing Contractors in Dayton
Listings updated July 2026
DryTech Exteriors
Dayton, OH
DryTech Exteriors provides commercial flat roofing, repairs, and storm damage response across Dayton, OH and 14+ surroun...
Cardinal Roofing and Renovations
Dayton, OH
Dayton, OH commercial roofer offering EPDM, modified bitumen & metal systems with 24/7 emergency response and storm rest...
Paragon Roofing Ohio Inc
Dayton, OH
GAF & Owens Corning certified commercial roofer in Dayton, OH serving office, retail & industrial properties across Dayt...
Roofers Way Ohio, LLC
Dayton, OH
GAF Certified Plus commercial roofer in Dayton, OH. TPO, EPDM, metal & more. 24/7 emergency service, free inspections, f...
Marco Roofing Company - Quality Professional Roofing Services, Commercial and Residential Roofing
Dayton, OH
Marco Roofing Company provides quality commercial roofing services in Dayton, OH, including TPO, EPDM, metal, and modifi...
White Hat Industrial
Dayton, OH
White Hat Industrial delivers fluid-applied roof restoration for Dayton commercial & industrial facilities, cutting cool...
Quality Exterior and Restoration
Dayton, OH
Dayton, OH commercial roofer with a 4.9-star rating. Metal, shingle & storm damage services for retail, office & mixed-u...
Dayton Roof & Remodeling LLC
Dayton, OH
Dayton Roof & Remodeling serves commercial property managers across Dayton & the Miami Valley with TPO, EPDM, metal & fl...
Blue Knight
Dayton, OH
Blue Knight Roofing offers full roof system replacement with 24–48 hr turnaround, storm damage response, and CertainTeed...
Van Martin Roofing
Dayton, OH
TAMKO Pro Diamond contractor serving Dayton, OH commercial properties with roof repair, replacement, and up to 50-year w...
All-Side Roofing & Restoration, LLC
Dayton, OH
Dayton, OH commercial roofing contractor offering metal, low-slope installs, inspections & emergency repairs across Mont...
Prime Roofing
Dayton, OH
GAF-certified commercial roofer in Dayton, OH. Flat roofs, coatings, 24/7 emergency service, and insurance claim support...
Solid Rock Roofing
Dayton, OH
Third-generation Dayton commercial roofer specializing in flat & low-slope systems for retail, office, and industrial pr...
All Around Roofing, Siding & Gutters
Dayton, OH
Commercial roof repair, replacement & inspection across Greater Dayton, OH. Serves office, retail & multifamily with met...
Scott Bauer Roofing
Dayton, OH
Family-run commercial roofing contractor in Dayton, OH serving multifamily, retail & office buildings with EPDM, metal &...
AnyWeather
Dayton, OH
AnyWeather Roofing serves Dayton, OH facility managers with TPO, EPDM, metal, and BUR systems plus 24/7 emergency respon...
Sherriff Goslin Roofing Dayton
Dayton, OH
Sherriff Goslin Roofing in Dayton, OH serves commercial & institutional properties with flat, metal & shingle roofing ba...
American Home Tech
Dayton, OH
GAF Master Elite-certified roofer serving Dayton, OH commercial properties. Handles shingle, metal & low-slope systems w...
Enterprise Roofing
Dayton, OH
Manufacturer-certified commercial roofer in Dayton, OH serving factories, hospitals & schools with replacement, repair &...
Erie Home Roofing
Dayton, OH
Erie Home Roofing in Dayton, OH installs metal and shingle roof systems with 24/7 availability across Dayton, Beavercree...
What to Expect from Waterproofing
Initial consultation and site assessment
Leak-source diagnosis (not just the visible interior stain)
Written proposal with detailed scope of work
Repair matched to your existing system to protect the warranty
Final walkthrough and documentation
Waterproofing Pricing in Dayton
Pricing varies by contractor and project scope
Request quotes from multiple contractors to compare pricing. Factors that affect cost include system size, building type, equipment brand, warranty terms, and urgency. Always ask for an itemized written estimate before authorizing work.
Get free quotes from Dayton contractorsRelated Repair Services in Dayton
Frequently Asked Questions — Waterproofing in Dayton
How much does waterproofing cost in Dayton, OH?
Waterproofing costs in Dayton vary based on system size, building type, and scope. Request quotes from multiple contractors through My Roofing Tech to compare pricing. Always ask for itemized written estimates before authorizing any work.
How do I choose the best waterproofing contractor in Dayton?
Look for contractors with specific experience in commercial roofing (not just residential). Verify their state license, insurance, and bonding, and confirm they're certified and experienced with your roof system. Check reviews from similar commercial properties. Ask about their workmanship warranty and their typical response time for follow-up issues.
How long does waterproofing typically take?
The timeline depends on the size and complexity of your roof system and the scope of work. Simple repairs often complete in a few hours. Larger installations and replacements may take several days to a few weeks. Emergency service typically stabilizes the problem within hours even when the permanent fix requires returning with materials.
Is waterproofing covered by building insurance?
Generally, sudden storm or accidental damage may be covered by commercial property insurance, while gradual wear and deferred-maintenance issues are not. Contact your insurance provider and ask specifically about coverage for your roof system. A documented inspection report strengthens any claim you file.