Does your commercial or industrial facility need a roofing and Siding makeover?

Let our team of roofing and siding experts give you an assessment and options of the proper methods available to suit your current roofing needs. We perform many roofing services, including roof repair, roof replacements, roof overs and professional coatings. Did you know that qualifying roofs can be professionally coated a receive an additional Ten-Year Warranty! Dunn Building Company is one of the few in Alabama to offer this service.

Looking for a smarter choice for your roofing and siding needs? Our experienced, factory authorized roof and siding experts can handle anything from repairs to replacements to new installations. And with Dunn, you can rest easy knowing that your project is being handled by our team of professionals.


Our roofing experts have a well known reputation for tracking down those leaks that no one else can find. The have the same reputation for repairing those leaks. Tired of those forever leaks, give us a call and let our leak specialists make your building dry again.


Dunn is one of the few contractors in Alabama that can provide you with a professionally installed roof coating. Our process includes cleaning, making any needed repairs and applying a sprayed-on roof coating system that is backed by a factory authorized Ten Year Warranty. Make that old roof look new again!


When repairs will not suffice, Dunn’s team of highly trained experts can perform a new installation. Our multiple methods include roof replacement, roof overs or new installations. Our goal is to provide you with your desired result, with minimal interruptions to your operations. Our various means of new installations can be seen throughout Alabama.


Dunn Building Company is the leader of metal siding installations in Alabama. We specialize in repairs, replacements, or new installations. We work with multiple national suppliers on all types of panels. Anything from a simple R-Panel to the very efficient Insulated Metal Panel (IMP), Dunn is your preferred installer. With multiple panel crews located throughout Alabama, our professionals can handle all of your siding needs. LARGE or SMALL.


  • Install/Repair Metal Roofs
  • Roof Coatings (with warranty)
  • Skylight Repair
  • New Roof Openings
  • Metal Siding (new & repair)
  • Energy Studies
  • Any Size!

At a cost savings of 50% to 75%, our energy saving roof coating rivals the long-term durability of a new metal roof. Ask About Our Ten Year Roof- Coating Warranty!

Looking for a smarter choice for roofing, and siding? Dunn's experienced, factory-certified roof experts can handle it all-from repairs and retrofits to new roof installations.

We even offer an advanced, energy-saving roof coating-with long-term durability rivaling a new metal roof-at a savings of 50% to 75%. And an available 10-year warranty.

And with Dunn's reputation for professionalism in everything we do, you can rest easy knowing your project is being managed by people you trust. All of which adds up to exceptional value, and long term performance, for every job we handle.


  • Repair & Replace Metal Roofs
  • Roof Coatings (With Warranty)
  • New & Retrofitted Metal Roofs
  • Storm Damage RepairSkylights


  • Insulated and Non-Insulated Siding
  • Translucent Panels Insulated Panels