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Milcon Design & Build
Large home with gray siding with bushes in front and a long walkway.

Milcon Design And Build: Exceeding Design
And Build Expectations In Vienna, VA

The Trusted Contractors For All
Of Your Design & Build Needs

If you are looking for the perfect design and build services in Vienna, VA, Milcon Design & Build has exactly what you need.

From your roof to your windows, we offer incredible services that will make your home feel brand new.

When it comes to durability, our products stand out from the rest.

At Milcon Design & Build, our customers are treated like our family.

You deserve nothing but the best.

A Variety Of Options For Your Home In Fairfax County

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Asphalt Shingle Roofing

If you need roof replacement services, turn to Milcon Design & Build for the most durable roofing system available.

At Milcon Design & Build, we rely on GAF Lifetime Roofing Systems to provide durable and beautiful roofs that will last for years to come.

GAF roofing systems are installed using the Golden Pledge standards that ensure we provide only the highest grade materials and exact precision during the installation services.

This precise installation allows us to offer an incredible Lifetime Warranty on both the products and the installation.


Our windows are made right here in Virginia specifically for our residents in Virginia.

Milcon Design & Build partnered with RJT for window manufacturing to ensure that your windows are built perfectly to withstand all four seasons of unpredictable weather here in Fairfax County.

RJT has created the perfect windows for our community with:

  • Ultra-Efficient Glass
  • Fusion-Welded Frames
  • 100% Virgin Vinyl
  • Incredible Weatherstripping
  • Optional Insulated Foam

Whether it’s the middle of winter or the dead of summer, you can rest assured that your windows will keep your home at the perfect temperature and look gorgeous while doing it.

Entry And Patio Doors

When looking for entry or patio doors in Virginia, turn to Milcon Design & Build for options that you can depend on.

Our beautiful ProVia-made entry doors seamlessly mimic the authentic look of gorgeous wood doors without the maintenance wood doors usually need.

Our doors are highly energy-efficient and offer incredible security features that keep your home safe for years to come.

Looking for a specific color selection?

We’ve got you covered with dozens of different colors for you to choose from so your entry door can fit your home perfectly.

The options don’t stop there.

Our patio doors come in vinyl siding, steel hinged, fiberglass French, and more.

No matter what you choose, you know that it will be durable and require minimal maintenance to keep them looking brand new for a long time.

Vinyl Siding

The siding on your house is one of the most important aspects of keeping your home safe and protected from the elements.

That’s why Milcon Design & Build offers siding from CertainTeed siding for homeowners in Virginia.

CertainTeed siding is maintenance-free with a lifetime warranty of non-prorated coverage.

Looking for style? Our siding comes in over 40 fade-resistant colors that are sure to make your home the envy of the neighborhood.

Exterior Trim

When it’s time to make your new windows and doors stand out, turn to Milcon Design & Build to install beautiful and unique trim to make them pop.

Trim is highly customizable and can be used to bring a certain unique flair to your home or enhance its timeless and classic style.


Your gutters protect your home from taking in water on stormy days in Virginia.

That’s why it’s so important that they are installed correctly and kept clean.

Milcon Design & Build wants all homeowners to feel safe and secure in their homes.

That’s why we only offer the best 5 to 6-inch aluminum gutters available to keep your home and the people in it safe at all times.

Why Choose Milcon Design & Build

Personalized And Respectful Home
Services With Outstanding Results

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Specialized Installation Services

At Milcon Design & Build, our installers specialize in just one service. If you are getting your windows installed, they specialize in just windows.

If you are getting a new roof, your installers specialize in just roofing.

Keeping our installers focused on only one service ensures that they are the absolute master of their craft. Their time will never be split between services, and they will have full focus on your home.

Respectful And Mindful

Our installers treat you and your home with the utmost respect at all times.

Not only will your installation process be handled with care, but it will also be entirely hassle-free.

Our teams are respectful and kind and will leave your home looking exactly as they found it.

Prices That Can’t Be Beat

By simplifying the process of ordering materials and never relying on a team of salespeople, Milcon Design & Build has been able to cut down our prices to the best in Virginia.

Our installers focus on doing the job right the first time, keeping our “callback” costs incredibly low.

As a result, we pass these savings on to you.

Raving Reviews From Our Homeowners

See What Past Homeowners
Have To Say

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“We are very pleased with the work Milcon performed to install our basement sliding door. They were very professional, prompt and very responsive to any questions we had. I highly recommend them for all services you may need. They were also the most reasonably priced of all companies I reached out to. Highly recommended!”

– Meagan

“Excellent work, professional and punctual. Matt was very knowledgeable about roofing and explained in detail the work to be done. And competitive prices too. Very happy I went with this company.”

– Beverley

“First-class business with excellent ownership! I highly recommend them to anyone looking for a reliable company with fair pricing and excellent workmanship.”

– Chris


Most Asked Questions From Our Homeowners

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Q: Where can I learn more about your services?

A: If you want to learn more about our roof, window and door, and siding services, you can visit our pages to read about the products and the installation processes. If you are looking to learn more, you can always check out our blog!

Q: What Is The Origin Story Of Milcon Design & Build?

A: If you want to learn more about Milcon Design & Build’s origins, you can read about Our Story to learn more.

Q: How long does a quote take?

A: Our quotes don’t rely on lengthy sales pitches that waste your time. Instead, we are usually in and out of your home in as little as 30 minutes.


Book Your Free 30-Minute Quote

(Yep. Just 30 Minutes!)

  • Zero sales pitches and pricing games
  • Quotes performed by our company owner
  • We DON’T require significant others to be present