Greater Metro DC Area Roofing, Siding and Window Contractor

Our roofers offer commercial & residential roofing services to Maryland, Washington DC & Virginia. Call 301-288-5877 to schedule your free estimate!

Certified Inc. is a fully licensed roofing and exterior home improvement contractor in operation for over 30 years with locations in Highland, MD and Vienna, VA. We serve homeowners, businesses, organizations, and commercial contractors throughout Maryland, Washington DC and Northern Virginia. We specialize in roofing, siding, gutters, windows and exterior trim. Call 301-288-5877 today for an estimate!

Custom Roofing Installation
New Shingle Roof

At Certified Inc., we are a family owned and operated business dedicated to transforming your house into a home of comfort and beauty. When you choose to work with our professionals, you can be confident our contractors and employees will put years of roofing and home improvement experience to work for you.

We maintain an excellent standing with the Better Business Bureau, are an active member in several local business associations and maintain successful partnerships with numerous industry leaders in the Maryland, Washington DC and Virginia area. We are also a member of the National Roofing Contractors Association.

Roof Replacement

Is it time to replace your roof? No matter what type of roofing need you have, contact us today. Roof damage can result from a number of factors, including weather, fires and/or lack of maintenance. While wind, weather and fire damage is beyond your control, roof damage can be avoided with proper maintenance. No matter what your issue is, we've probably seen (and fixed it) before! So, when you need a roofer or have a roof related issue, call our crew. We are your MD, Washington DC and Northern VA roofing specialists!

Whether you need a roof replacement, an additional roof installed, or a new construction roof installation, we can help! Our highly trained roofers use only first-rate, durable roofing products, so rest assured you'll receive the highest quality roof for your home.

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Contact Certified Inc. serving Maryland, Washington DC and Virginia today!

We Service the Following Areas:

Maryland: Annapolis,  Bethesda, Columbia,  Frederick, Gaithersburg, Highland, Laurel, Olney, Potomac, Rockville, Silver Spring, Takoma Park

Northern Virginia: Alexandria, Arlington, Fairfax, Falls Church, Loudoun, Manassas, Sterling

Washington DC