Our Home Design Services Bring Dreams to Life

Upgrade your home in Gaithersburg, MD

Has your lifestyle outpaced your home's design? Give your house a remodel with Long Design Build. We've been providing home design services to the Gaithersburg, MD area for almost 30 years. We can build additions, renovate your home's interior and install a variety of outdoor living spaces.

Don't put off your home renovation. Call today to speak with a home design specialist.

See what custom renovations can do for your home

Long Design Build offers competitive pricing for large-scale custom renovations in Gaithersburg, MD. Popular home addition and renovation options include:

  • Basements: Convert your basement into a storage room, master suite or game room.
  • Family rooms: Spend more time with your family by expanding your living space.
  • Master suites: Build a private suite for yourself or a family member.


The possibilities are practically endless. Get started on your home renovation today by calling 240-801-0418.

Need an assisted living or accessibility-based renovation?

Need an assisted living or accessibility-based renovation?

Do you have a family member who is struggling with immobility or memory loss? Rather than sending them to a nursing home, add a suite to your house with our home design services. Your loved one can remain close by while still enjoying a sense of freedom. We also do bathroom expansions to accommodate wheelchairs and walk-in showers.

Company owner Keith Long is a Certified Aging in Place Specialist through the National Association of Home Builders, and he's certified in Lead Safety through the EPA. He has also been involved in projects that earned awards through the Maryland Improvement Contractors Association, the National Association of Home Builders and Chrysalis.

Call our Gaithersburg, MD office now for a custom renovation estimate.