Capable.
Experienced.
Fair to you.

We're exterior home remodelers providing quality products, expert installation, and lifetime manufacturer backed warranties. All for a fair price.

Team photo of Capitol Improvements.
HIGHLY CERTIFIED WITH INDUSTRY LEADERS
Open Mon–Sat. 9am–7pm.
Serving Maryland and Washington, DC.

Exterior remodeling contractors serving Maryland & DC.

We provide residential roofing, siding, windows, gutters, exterior trim, decks, patios, and doors all over Maryland and Washington DC.

Capitol Improvements Roofing & Siding Contractors is a family-owned and operated business. Our headquarters is located in Bowie, MD, with other locations in Gaithersburg, MD, Pasadena, MD, and Crownsville, MD.

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Roofing

Siding

Windows

Gutters & Guards

Exterior Trim

Decks & Patios

Doors

We don’t just work for you, we work with you.

We’re a family here at Capitol Improvements, and we treat you like family too. Whether you’re overwhelmed with an immediate need or looking to refresh your home, our experts will provide clarity and lasting solutions for your specific needs.

Roofing

Siding

Windows

Trim

Gutters

A lifetime warranty requires a lifetime of training.

We meet the highest standard in continual training to offer you manufacturer backed warranties. All services include a limited or transferrable lifetime warranty.

LEARN MORE >Learn more
Roofer being trained by Mule-Hide flat roof technician
Enerbank USA financing logo.

Financing made easy.

You won't pay a dime until the project is completed, with payments as low as $99/month.1 Getting approved is quick and easy.

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Greeting clients with a handshake.
Installing new siding on ladder.

TRUSTED BY THOUSANDS OF LOCAL HOMEOWNERS

“My husband and I met with Pat Jewell and he was such a pleasure to work with. Very knowledgeable and kind. We felt comfortable with this company.”
Karen, Google Review
“They had the most competitive prices and did not try and upsell. Their teams are efficient, professional, very clean, and on time.”
Veronica, Google Review
“My roof sprung a leak during the peak of the pandemic. The team at Capitol Improvements worked with me to find a solution that worked including having to work around supply chain issues for critical materials etc. Their office staff, roofing team and management could not have been nicer or more responsive.”
Kelly, Google Review
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285+ Reviews
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59 Reviews
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Zero Complaints

Get your project started today

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Common Questions

What services do you provide?

Our services include residential and commercial replacement of roofing, flat roofing, siding, windows, gutters and gutter guards, and exterior trim. We

What is your service area?

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Do you provide residential and commercial services?

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