Capitol Improvements | Roofing and Siding Contractors

Capable.
Experienced.
Fair to you.

Capitol Improvements - Whole Team

We’re a family owned and family run team who are consistently as the top-rated roofing and siding contractors in our class for replacement roofing, flat roofing, siding, windows, gutters, exterior trim, decks, and doors. We provide quality products, expert installation, and lifetime manufacturer backed warranties. All for a fair price.

See our services
HIGHLY CERTIFIED WITH INDUSTRY LEADERS
Open Mon–Sat, 9am–7pm
Serving Maryland, Washington DC, and Northern Virginia
Open Mon–Sat. 9am–7pm.
Serving Maryland and Washington, DC.
HIGHLY CERTIFIED WITH INDUSTRY LEADERS

Exterior Remodeling Services in Maryland, Virginia, and Washington DC.

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

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 for your home. All of our 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.

Learn moreLEARN MORE >
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.”
“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.”
SEE MORE HOMEOWNER TESTIMONIALS >

Get your project started today

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.