Our company is a leading Maryland, Northern Virginia, and Washington, D.C. roofing contractor for the installation of residential and commercial roofing.

When we estimate a roof replacement, we effectively and responsibly provide you with a detailed analysis of your existing roof and create a plan of action to solve all of your roofing needs. From flat roofs to shingle roofs, we can handle all types of roofing projects.

Currently, we are only one of a few contractors to have earned the designation Certainteed Select Roofing Contractor in Maryland & the Washington DC metro area. This strategic alliance, with the largest roofing products manufacturers, enables us to provide our customers with the best warranty in the business. This is one of the many reasons we are considered the very best roofing company serving the Maryland, Northern Virginia and Washington DC metro area.

Serving the Entire Maryland, Northern Virginia, & Washington D.C. Metro Area Since 1984, Certified, Inc. has completed thousands of roofs throughout Maryland, Northern Virginia, and the Washington Metro DC Area, and is a leading Maryland home improvement contractor for roofing, siding, and windows.

Highlights, Specialties & Features

  • More Than 20 Years of Roofing Experience
  • Licensed, Bonded, and Insured Contractor
  • MHIC #46336

Contact Details

  Website
  City Highland , MD
  Zip Code 20777
  Address PO Box 326
  Phone Number (301) 678-9918

Products & Services

Residential Roofers

The roof is perhaps the single most important protective element of any home. When you choose Certified Inc. for your roof installation, you receive a detailed analysis of your current roof and expert roofing specialists who can answer any question you might have throughout the installation process. We offer the following types of roofs:

Asphalt
Flat
Cedar Shake
Synthetic Slate
If you are dealing with a dilapidated, old roof, we will work with you to determine the best roof replacement options for your home. We’ve seen it all when it comes to weather damage in Maryland, Virginia, and Washington, DC, so we’re ready for anything!

  • I would recommend this business

Certified replaced the roof on my parents house. The workers completed the work in a couple of days and the property was always clean and in order. The cost was what was expected considering how bad the roof was. The roof looks wonderful and we plan to use this company for some future work!

Value for money
Service & support
Quality
Location
Overall ratingExcellent

  • I would recommend this business

Certified replaced our windows. The crew was very friendly and competed the work timely.

Value for money
Service & support
Quality
Location
Overall ratingExcellent

  • I would recommend this business

Excellent company to work with! Pleasant and professional crew (with perfectionist tendencies) who truly believe in customer satisfaction! AND the price was lowest of 4 bids!

Value for money
Service & support
Quality
Location
Overall ratingExcellent

Social Activity

We are an approved installer and member of the @Cedar Shake & Shingle Bureau , meaning we adhere to the strict prac https://t.co/96m3AboDv0
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We also install high quality Certainteed siding! Watch our informational video below to see what types of siding w https://t.co/HHiugXrieF
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Save money on cooling and heating costs with new, energy-efficient replacement windows installed by Certified Inc. https://t.co/fjH2tWTlJm
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"Fair price, good service and timely installation completed as promised." - Howard D., Burtonsville, MD. Another happy customer! We'd love
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Did you know that we have been a @BetterBusinessBureau Accredited Business since 1992? Our A+ rating puts us above https://t.co/6SWgDdizaX
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No matter what type of roof you need, we can do it! From asphalt shingles to cedar shake to flat and industrial ro https://t.co/CfyA9XRSTL
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Roofing Maintenance and How to Take Care of Your Roof Year-Around https://t.co/lvM6wDPllI
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Need a flat commercial or industrial roof installation, or replacement? Look to the quality roofing materials and https://t.co/EX56BbZgd9
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