2017 EBSCO Research Best Pick
301-202-3744

Certified, Inc.

1st year as a Best Pick

  • A-Rated
  • Verified License(s)
  • Verified General Liability
  • Verified Workers' Comp

"For the past 25 years, Certified, Inc., has offered the Washington, DC, metro area the highest-quality workmanship and an unmatched level of expertise in roofing installation and exterior maintenance. We're known for our skilled craftsmen and their attention to detail. We strive to make all of our customers 100 percent satisfied."

Tom Keehn | Owner

Areas Served:

Anne Arundel

  • Services Offered
    Certified, Inc., specializes in roof replacement for residential, commercial, and industrial customers, including asphalt shingle, cedar shake, and flat roofs. Certified also installs gutters, siding, exterior trim, and windows.
  • Services Not Offered
    The company does not repair products it did not install.
  • Warranty
    The company offers a ten-year warranty on labor.
  • Distinctions
    The company is a CertainTeed SELECT ShingleMaster and Gold Star Contractor as well as a member of the National Roofing Contractors Association and the Cedar Shake & Shingle Bureau.
  • Company History
    Certified was founded in 1992 by Tom Keehn and is a family-owned-and-operated business.
  • Additional Information
    Certified installs roofing products by CertainTeed, Firestone, and Polyglass.
  • Licenses
    MHIC #86740

Select Quotes from Customer Interviews

A selection of 220 homeowner reviews:


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They're very, very good. The people that worked were extremely courteous, and they were extremely good about cleaning up every day after their work. They were here two to three days. It was impressive compared to many of those service people that I've had in the last ten years. Their job was very good. They delivered as expected, so I'm very happy with the roof. And the additional things, in terms of the service part, was very good. They did a roof replacement. I'd give them an A+.
They were excellent. They did everything they said they were going to do, and their communication was excellent, their work crew was very good, and so it was a really strong experience. They replaced an existing roof on a 25-year-old house. I would give them an A+.
They're the best. Just everything made it positive. They were great. I would grade it the best overall, A+. Everything was A+. They're the best.
It was all positive. Certified, they did a great job on everything. They had excellent work with no complaints.
It was a more difficult job than originally anticipated, but they were able to resolve that themselves and didn't require any contract. They just took care of it, basically. It was a roof rip off and reinstallation, as well as gutters. I'd give them an A+.
They have a really quick response time as far as any questions that I had. They got the job done. They were putting the roof on actually fairly quick, within about a week, so quick turnaround especially considering it was starting to get into their busy season. The roof replacement was the total scope of the work they did for me. I'd give them an A+.
I was happy with the work. They did a roof. It was a replacement. I'd give them an A+.
I had a positive experience. I'd give it an A+. They did clean up. It's just that I have a little debris in my attic. But I guess that wasn't their fault.
I had a positive experience. I would give it an A+.
I grade it an A+. It was the whole roof.
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