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New Modular Homes

Northern Virginia Prefabricated Homes

If you are looking into constructing a new modular home, call Carbide Construction. We work with Signature Building Systems, Excel Homes and its affiliates, plus other manufacturers that are known for their high-quality products and for exceeding homeowners’ expectations. Once they expertly craft your modular home project, Carbide Construction handles the installation.

A new modular home build is a creative option to build a custom home. All the elements of your new house are prefabricated in a factory, then transported and put together on-site by our experienced contractors. Each piece of the project is designed to your exact specifications, so you’ll know you have complete control over the outcome of your project. Don’t hesitate, let’s get started today!

Take A Virtual Tour

Welcome to the Quantico floor plan designed by Carbide Construction. The Quantico home, named for its original location is now available to everyone as one of Excel Homes floor plan offerings.

Modular Building Process

Click any step below to see the full building process.

Modular Home Land/Lot Development

Land/Lot Development

  • Purchase
  • Clear title (if not already owned)
  • Conduct site accessibility study prior to purchase (if not already owned)
  • Perk/probe test or public sewer if available (conduct prior to purchase if not already owned)
  • Land survey (if not already owned)
Carbide Construction Design, Paperwork, and Development

Design, Paperwork & Development

  • Select modular model
  • Develop and finalize prints, plans, options, finishes and specs
  • Sign contracts
  • Sign-off on plans and specs
  • Secure financing
  • Set target occupancy date
  • Issue deposit
  • Establish construction activities/schedule
  • Obtain and post permits including building, electrical, plumbing, mechanical, road and more
  • Application for gas/electrical service
  • Site survey
Modular Homes Foundation & Site Work

Foundation & Site Work

  • Site preparation including dumpster delivery
  • Layout and excavation
  • Pour footings & footing inspection
  • Install under-slab utilities
  • Construction and inspection of foundation walls
  • Basement window installation
  • Pouring of basement floor
  • Backfilling

Site Preparation

  • Completion of foundations and footings
  • Obstacles for crane and transporters removed
  • Scheduling of set crew, crane operator and utility crew

Modular Home Setting

  • Module delivery and unwrapping
  • Checking inventory
  • Module set
  • Fasten and check module
  • Prepare mating surfaces, wires, pipes ducts and stairs
  • Posts/support columns set
  • Lift roof, dormers and other roof elements
  • Make the home weather tight

Exterior Finishing

  • Siding and masonry
  • Painting
  • Shutters & chimney
  • Gutters and downspouts
  • Porch, deck or patio
Modular Home Interior Finishing

Interior Finishing

  • Electrical
  • Plumbing
  • HVAC
  • Trim and painting
  • Cleaning up


  • Final clean-up
  • Walk through
  • Final building inspection
  • Occupancy permit
  • Move in!

Why Carbide Construction For Your New Modular Home Build?

We work hand-in-hand with customers on their new modular home builds. Simply put, working with Carbide Construction means you don’t have to worry about unforeseen circumstances and expenses like you do with other companies out there. We are up front with our prices, and we work hard to meet or exceed your expectations when we’re constructing your new build modular home. Many unexpected situations can come up during construction, but when you hire Carbide Construction, you can rest assured that we’ll work with you through every step of the way. We believe in open communication, so you will always know what’s going on during the modular construction process.

Constructing A New Build Modular Home

Call Carbide Construction at 703-550-8711 to get started on your new build modular home. Or you can Contact Us.

Get Ready to Build

Start Your Dream Home Today

There’s only one step between you and your dream home – contacting Carbide Construction! We’re ready to start building. Are you?