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Are you looking for home remodeling, home building or general contracting services in Northern Virginia, and Washington, D.C? 14 years of providing home construction and home improvement services has turned work into a passion for us. All we want now at Cosmo Builders is for you to live in a future-proof home that is green, aesthetically beautiful and functionally comfortable for every member of your family. Thus, we go beyond home construction and home improvement and ensure that each project is tailored to best suit each family. Broadly, we provide the following services:
●Interior/Exterior design
●Building & construction
●Home additions
●Home remodeling
●New construction projects
●General contractor work
Every project is unique to us because we tailor our services to the needs of each home, and if even if you don’t see a particular service listed on our website, be sure to reach out to us, we’ll work hand-in-hand with you to get your project started.
Over the years, we have built our capacity to deliver beautiful homes cost-effectively. We have a Class A license, and are an insured RBC (Residential Building Contractor)/ commercial General Contractor.
A home is more than just the building. It is a place where loved ones create and share lasting memories, and spend a large part of their lives. It should then be a space that blends with their personality and values. We know that commencing a home construction or improvement project can seem daunting, and we are ready to walk you through each step. Give us a call through 703-835-1831 or send us a quick email (bid@cosmobuilders.us) and let’s take the first step together.

Services Provided

Custom Home, Demolition, Energy-Efficient Homes, Garage Building, Home Additions, Home Extensions, Home Remodeling, House Framing, Insulation Installation, Modular Home Additions, Modular Home Construction, New Home Construction, Tiny House Construction, Waterproofing

Areas Served

Alexandria, Annandale, Arlington, Burke, Centreville, Chantilly, DC (Washington), Fairfax, Falls Church, Great Falls, Herndon, Lorton, Potomac, Springfield, Sterling, Tysons Corner, Vienna


As an award-winning local contractor with a global outlook, we’re thrilled to receive excellent testimonials & we got 65 Certificates & award from US Ministry, USAID & homeowner for our completed construction Project.

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