Owens Corning Preferred Contractor in Greenville, Ohio

If you're shopping for a roofer in Greenville and you've come across the term "Owens Corning Preferred Contractor," here's what it actually means — and why it matters for your project.

What Is an Owens Corning Preferred Contractor?

Owens Corning is one of the two largest roofing shingle manufacturers in North America. Their Preferred Contractor program requires contractors to meet specific standards around installation quality, business practices, volume and experience, and ongoing customer satisfaction requirements.

Not every roofing contractor in Darke County qualifies. The certification requires a real commitment to training and standards, which is why the list of Preferred Contractors in any market is relatively short compared to the total number of roofers operating in the area.

What Does the Certification Mean for Your Warranty?

Standard Manufacturer's Warranty

When you buy Owens Corning shingles through a non-certified contractor, you get the standard manufacturer's warranty — typically covering material defects for 25–50 years, depending on the product.

Enhanced Warranty Through a Preferred Contractor

When you hire a Preferred Contractor like Premier Contractors of America, you can qualify for the Owens Corning Total Protection Roofing System warranty, which includes:

• Extended coverage on materials — up to a lifetime on qualifying products
• Labor coverage — the big one. Standard warranties only cover materials. The enhanced warranty covers the cost of labor to repair or replace defective materials, which is often the larger expense.
• Wind coverage — enhanced wind speed coverage, important in Western Ohio where severe thunderstorm winds are a real annual risk
• Transferability — the warranty transfers to a new owner if you sell your home

What Voids the Warranty

Owens Corning's enhanced warranties are only valid when the system is installed correctly by a certified contractor. Common installation errors that void coverage include incorrect nail placement, improper starter strip installation, wrong underlayment, inadequate ventilation, and mixing incompatible components.

For a full breakdown of what's covered and what voids coverage, see our guide to understanding roof warranties.

CertainTeed ShingleMaster: Double Certification

Premier Contractors of America is also a CertainTeed ShingleMaster — the equivalent certification from CertainTeed, Owens Corning's primary competitor.

This dual certification is uncommon. Most contractors align with one manufacturer or the other. Being certified by both means Greenville homeowners can choose from either product line and still get the full enhanced warranty coverage — you're not locked into one manufacturer's shingles.

Why This Matters in Greenville

In smaller markets like Greenville, the contractor pool is smaller — and so is the number of certified installers. After a significant storm event, out-of-state contractors who aren't certified by any manufacturer will show up in Darke County. A Preferred Contractor certification is one of the clearest signals that you're dealing with a legitimate, established business.

It also means that if something goes wrong with your roof, you have two layers of recourse: the contractor's workmanship warranty and the manufacturer's enhanced warranty. With a non-certified contractor, you only have whatever workmanship warranty they offer — and if they're out of business in two years, that's worth nothing.

Premier Contractors of America: Serving Greenville and Darke County

Premier Contractors of America is an Owens Corning Preferred Contractor and CertainTeed ShingleMaster serving all of Greenville and Darke County — including Arcanum, Ansonia, Versailles, Bradford, Pitsburg, and surrounding communities. We also serve Sidney in Shelby County and Dayton in Montgomery County.

We've been in business since 1999. As a Preferred Contractor, we offer Greenville homeowners access to Owens Corning's full product line, the enhanced Total Protection Roofing System warranty, CertainTeed SureStart PLUS warranty on qualifying installations, and a written workmanship warranty on every job.

Get a Free Estimate in Greenville, Ohio

Call us at 937-492-ROOF or text 937-489-1415 to schedule your free, no-pressure estimate. We'll walk your roof, explain your warranty options, and give you a clear, itemized quote — no surprises.