Waterproofing in Phoenix, AZ
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 Phoenix
Listings updated July 2026
Canyon State Roofing & Consulting
Phoenix, AZ
Canyon State Roofing & Consulting provides commercial roofing, maintenance programs, and Duro-Last systems for Phoenix-a...
Valley Roofing and Repair
Phoenix, AZ
Phoenix commercial roofer offering SPF, repairs, and insurance restoration for office, retail, and multifamily assets ac...
AZ Shingle Pros
Phoenix, AZ
AZ Shingle Pros offers commercial roofing repair, replacement & emergency services in Phoenix, AZ with zero-deposit, sat...
Preferred Metal Roofing Phoenix
Phoenix, AZ
Preferred Metal Roofing Phoenix delivers commercial metal roofing, ACM panels, and roof coatings engineered for Arizona'...
NorthGroup Roofing LLC Commercial / Residential
Phoenix, AZ
NorthGroup Roofing LLC provides commercial roof restoration, replacement, repair & maintenance for Phoenix, AZ facilitie...
Omni Metal Roofing Phoenix
Phoenix, AZ
Omni Metal Roofing Phoenix delivers commercial metal roofing systems for warehouses, industrial, & retail facilities acr...
XRP Roofing
Phoenix, AZ
Phoenix commercial roofing contractor offering TPO, metal, foam & flat systems with 24/7 emergency response across a 100...
Stonecreek Roofing
Phoenix, AZ
KB-1 licensed, GAF Master Elite commercial roofer in Phoenix, AZ. Flat, metal & low-slope systems for office, retail, in...
SUNVEK Roofing
Phoenix, AZ
Phoenix commercial roofer specializing in SPF, coatings, TPO, EPDM & modified bitumen. All work by direct employees. 24/...
Arizona Roofers
Phoenix, AZ
Licensed & bonded Phoenix commercial roofer specializing in SPF, modified bitumen, coatings & single-ply for office, ret...
Brown Roofing LLC
Phoenix, AZ
GAF & Malarkey certified contractor in Phoenix offering flat, SPF foam, and coating systems for commercial properties ac...
Preferred Roofing Co
Phoenix, AZ
Phoenix commercial roofing contractor specializing in insurance claims across AZ, MI & IL — flat roofs, TPO, EPDM, SPF &...
Zona Roofing
Phoenix, AZ
Phoenix commercial roofer with Owens Corning Platinum, Malarkey & GAF certs. Flat, low-slope, metal & coating systems ac...
Vertex Roofing
Phoenix, AZ
Licensed commercial roofing contractor in Phoenix, AZ (ROC #269913) offering metal, asphalt, repair, maintenance & inspe...
Castile Roofing
Phoenix, AZ
Castile Roofing offers commercial BUR, SPF foam, single-ply & coating systems across the Phoenix Metro Valley for wareho...
Phoenix Roofers by Allstate Roofing Contractors
Phoenix, AZ
AZ ROC #165235 licensed contractor serving Phoenix, Glendale & Peoria with SPF, coating, and flat-roof systems for multi...
Phoenix Roofing & Repair
Phoenix, AZ
GAF Master Elite® commercial roofer in Phoenix, AZ. TPO, foam, metal & flat roofing for warehouses, offices & multi-fami...
Multi-Pro Roof Solutions
Phoenix, AZ
Multi-Pro Roof Solutions provides commercial roofing installation, replacement & repair across Phoenix, AZ — licensed, i...
Arizona Roof Shield Roof Coating Professionals
Phoenix, AZ
Arizona Roof Shield delivers commercial roof coating services in Phoenix, AZ, helping facility managers extend roof life...
TSM Roofing LLC
Phoenix, AZ
TSM Roofing LLC delivers commercial roof replacement, repair, coatings & inspections across Phoenix, AZ with a 4.8-star...
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 Phoenix
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 Phoenix contractorsRelated Repair Services in Phoenix
Frequently Asked Questions — Waterproofing in Phoenix
How much does waterproofing cost in Phoenix, AZ?
Waterproofing costs in Phoenix 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 Phoenix?
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.