BEST Deck Building Company Near You in Gaithersburg MD with Financing & Free Estimates | Deck Installers Near You

Capable.
Experienced.
Fair to you.

Create your dream outdoor space with high-quality composite, pressure-treated, or wooden decks in Gaithersburg, MD. We offer free estimates and financing with low or no interest options.

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Common Questions Homeowners Ask About Deck Building in Gaithersburg, MD

Most residential deck projects in Gaithersburg do not require a building permit, though some municipalities may have their own specific requirements. Our team always checks the local requirements for your area as a courtesy, so you can be confident everything is in order before your deck project begins.

Composite decking and No. 1 grade pressure-treated pine both hold up well against Maryland's high humidity, intense summer UV, and freeze-thaw winter cycles. For deck projects in Gaithersburg, we source materials from Montgomery County suppliers to reduce lead times and keep your project on schedule.

Yes, we install decks year-round in Gaithersburg. The soil in central Montgomery County rarely stays frozen for extended periods, so we can set footings and complete framing during the off-season and have your deck ready before the first warm spring weekend.

Many Gaithersburg neighborhoods — including communities like Kentlands, Lakelands, and Quince Orchard — require Architectural Review Committee approval before deck construction can begin. We prepare detailed color renderings and structural specs that meet common ARC standards and will attend an HOA meeting on your behalf if needed to keep the approval process moving.

Deck costs in Gaithersburg vary based on size, materials, and site conditions. We provide an accurate, fixed written quote after an on-site consultation so you know the exact investment before any work begins — contact us to schedule a free estimate.

We offer annual deck inspection, re-sealing, and fastener check packages for Gaithersburg homeowners to protect your investment against Maryland's seasonal weather swings. Composite deck owners also receive a complimentary spring wash to keep boards looking like new.

Services we offer

We offer replacement services for roofing, siding, windows, gutters, exterior trim, decks, patios, and doors.

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Why Gaithersburg Homeowners Choose Us

Certified installers, local know-how, and warranties that protect your investment.

TimberTech Platinum Certified

The highest recognition level offered to TimberTech contractors

One of the ONLY 5-Star Rated TimberTech Contractors

One of the ONLY 5 stars rated for TimberTech deck installations and service

Expert TimberTech Installers

Trained and experienced in TimberTech composite and PVC decking systems

Trusted Local Contractor

Serving homeowners with dependable craftsmanship and honest service

Family Owned. Family Operated.

Built and run by the people behind it. Focused on serving our community, not wall street investors

Premium Materials

We install genuine TimberTech products built for long-term performance

2026 BBB Certificate of Commendation for Capitol Improvements

BBB Certification for Capitol Improvements

5 stars rated for TimberTech deck installations and service

5 stars rated for TimberTech deck installations and service

© 2026 Captiol Improvements

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As a previous client of ours Mrs Stanton already knew who she was working with. We got straight to the design phase of her deck as she wanted to use it in time for Spring. Starting the project in Winter poses it's challenges but ensured the permits, design, and installation were done in time to enjoy the Spring weather. Composite decking boards are only as good as the structure they are built on so our customer elected to use a higher grade of treated lumber for the structure combined with a quality composite decking board. The deck turned out great and they have already hosted a family get together on their new deck.

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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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📍 370+ Gaithersburg Homeowners Have Trusted Us for Deck Builds, Expert Guidance, and Honest Recommendations

Each pin on this map represents a Gaithersburg homeowner we've proudly served with customized deck solutions. From modern composite decks to classic wood designs, our team provides expert guidance and precise installation tailored to your home's style and your family’s lifestyle. We handle everything from HOA approvals to the finishing details, ensuring your new deck is both beautiful and built to last.


Areas We Serve in Gaithersburg

Our service area encompasses premier Gaithersburg neighborhoods including Kentlands, King Farm, Lakelands, Quince Orchard, Montgomery Village, and Shady Grove Village, extending to Derwood, Washingtonian Woods, Flower Hill, and surrounding communities throughout the region.

Kentlands
Lakelands
Washingtonian Woods
Quince Orchard Park
West Riding
Flower Hill
Montgomery Village
Shady Grove Village
Diamond Farms
Darnestown
Greater Laytonsville
Observatory Heights
Olde Towne
Hidden Creek
Derwood

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Our Gaithersburg Office Serves Gaithersburg, MD

7916 Plum Creek Dr.
Gaithersburg, MD 20879

Phone: 301-769-6991
Email: help@improveitmd.com

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HOA & Community Association Links — Gaithersburg, Maryland

Many Gaithersburg neighborhoods are governed by homeowner or community associations that enforce architectural and exterior improvement guidelines. To make things easier for you, we've gathered direct links to local HOA and community association websites below — along with phone numbers and emails where publicly available — so you can quickly locate your association and review their requirements.

Gaithersburg HOA & Community Association Websites

8 Russell Avenue HOA

Website: No public website listed
Email: smpourian@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Bennington HOA

Website: No public website listed
Email: Benningtoncommunity@outlook.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Audubon Square HOA

Website: No public website listed
Email: pkaur82@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Diamond Farm HOA

Website: No public website listed
Email: laurajtierney@yahoo.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Gateway Commons HOA

Website: No public website listed
Email: shelia.ray@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Quince Orchard Park HOA

Website: No public website listed
Email: RPatel@tmgainc.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Relda Square HOA

Website: No public website listed
Email: mweustice@yahoo.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Reserve at Crown Pointe HOA

Website: No public website listed
Email: vrbrotski@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Seneca Park HOA

Website: No public website listed
Email: baldwindance20@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Shady Grove Village

Website: No public website listed
Email: PKocerha@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Summit Hall HOA

Website: No public website listed
Email: Qodorizzi@cmc-management.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Timberbrook Condos

Website: No public website listed
Email: thda04@earthlink.net
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

Windbrooke HOA

Website: No public website listed
Email: amanda.windbrooke@gmail.com
Phone: No public phone listed — email is best.
Mailing Address: No public mailing address listed.

⚠️ Important — Check With Your HOA Before Starting

If your home is located in an HOA or community association, it is very important to contact your association and obtain their current exterior and architectural guidelines before starting any project.

Capitol Improvements does not interpret, modify, or override HOA rules. Once you provide your association's guidelines, we will recommend materials and systems that comply so your project can move forward smoothly and without delays.

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Local Review near Gaithersburg Maryland

"My deck and patio are so beautiful. I have received plenty of compliments from family and neighbors. I chose Capitol Improvements because they also replaced my roof and I trusted the company. Jason, the project manager, was very helpful and patient with me."

5 stars logo.

Verita Frempong

Google Review

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