We Offer Complete Patio Room Repairs

(even if not installed by us)

About Our Company

medallion security

About Our Company

We look forward to working with you and doing a fantastic job, whether we are installing a single door, windows or a season sunroom. You can rest assured that your job will be given the care and concern you deserve.

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doors and windows

Our Services

We offer a variety of services to our clients in DC Metro region including, Security Windows & Doors and Exterior Remodeling Services including Patios, Pavers, Sunrooms, Decks, Fences & more. Learn more about our services.

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Our Specials

We strive to offer highly competitive prices on all our services and additionally offer promotions and specials to our new and existing clients to provide the best value possible. Check out our current specials and promotions here.

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Latest Blogs

Keep Your Home Safe This Halloween

Halloween is almost here; it is time again for fun trick or treats and creative Halloween parties. Sad to say, Halloween is not only the time for free treats, but it is also the time where property crime skyrockets. According to the report from Traveler’s Insurance in 2016, crime-related claims had increased by 24% on…

Installing Windows Before Winter

You know that you need to replace your windows. You feel the drafts in your home and you’re turning on the heat during the chilly autumn nights. If you think you’ve missed the window of opportunity for window installation, think again. Installing windows in the winter is slightly more challenging, but it’s beneficial in terms…

Make The Most Of Your Outdoor Living Space With Pavers

Your outdoor space is one of the most important parts of your property. The outdoor space allows your children to play in natural environments and at the same time, give you an extended space to entertain your guests. 

What We Do



We offer a variety of CoventryTM Brick Stone pavers to choose from including those in various shades of grey, brown and red. Our selection allows you to determine the color and style that will compliment your home just beautifully.We can even design an impressive pattern.
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Whether you want to add a screened-in porch so you can enjoy the gentle breeze of the Northeast winds or you want to build a glass-enclosed room to cozy up in during the wintertime as you watch the snow fall, we can help you bring the outdoors in with a Maryland, Virginia, and D.C. sunroom.
medallion security


We build fences that are up to the task of standing strong and keeping trespassers out, but at the same time use decorative elements that add architectural interest to your home. Medallion Security is the best fence VA and MD company you’ll find in this part of the country.


Which ever you choose, we have the perfect style to compliment and enhance your homes beauty. If you are looking for the best doors in Maryland, Virginia, and D.C., you’ve come to the right place. Our doors are made using only the highest grade of materials.


Our doors are made using only the highest grade of materials. From security screen doors and entry doors to patio doors and storm doors, our doors are built to withstand the four seasons of Northeast and last for many years to come.


Our professionals have over 25 years experience in the home improvement business, and we are committed to building a Maryland, Virginia, or D.C. deck that you can be proud to showcase.We are committed to making the whole process convenient.

Contact Us For A Free Estimate

Whether you’re looking to remodel your home’s exterior features, add functional living space, or secure it against intruders and burglars, we are ready to provide you superior top notch services at competitive prices. Call us at 301-420-1800 or complete our online appointment request form for a complimentary, no-obligation quote today!

Our Specials

Deck Installation Service Offer
On Pavers Special Offer
medallion security
medallion security