Capitol Improvements | Deck Builders Near You in Washington DC
Capable.
Experienced.
Fair to you.
We are deck builders in Washington DC providing quality products, professional installation, and lifetime manufacturer backed warranties. All for a fair price.
Recent Composite Decking Installation in DC
DC Decking is full of unique challenges.
One of the best things about a city space is creating a outdoor space that feels separate from the city. Our goal is to give you a space that you can leave the hustle and bustle behind and find a place to retreat and relax. As with many DC projects the main limitations and challenges are the limited space and permitting restrictions. Fortunately our team has the expertise to navigate these challenges and deliver a space that is unique, built to code, and most importantly delivers you a space to relax.
30+ Years’ Experience
Thousands of satisfied home owners across Maryland and DC.
Lifetime Warranties
Highly certified with Atlas, GAF, Mastic, James Hardie & more.
Value Focused
A family team proud to deliver excellence at a fair price.
Services we offer
We offer replacement services for roofing, siding, windows, gutters, exterior trim, decks, patios, and doors.
Composite Decking
Composite decking is long lasting beautiful and the best value when building a new deck. We offer composite decking that is certified and warrantied by the manufacturer. Learn more.
PVC Decking
PVC decking is the longest lasting, coolest synthetic decking product on the market. With beutiful colors and a lifetime warranty there is no better decking option. Learn more.
Wood Decking
Pressure treated or stained wood wood decking is a timeless option for your home. We use the highest grade lumber and have advanced pressure treated options to make sure the deck we install is a long lasting wood deck. Learn more.
Stamped Concrete
A great way to improve your outdoor space and walkways is to use stamped concrete patios. Learn more.
We serve Washington DC
Our DC location serves Washington DC and the neighborhoods within with our full line of services.
Local Review in DC
"Absolutely fantastic contractor. New deck and screen porch turned out better than we could have hoped. I would recommend them to anyone."
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
Let's start your project
We'll answer your questions and get you what you need to get your project done right.
Get free quote