Steadfast Construction provides custom deck design and additions in a variety of materials, including pressure-treated pine and hardwood, composite, and vinyl. The company also custom designs, builds, and restores screened porches and sunrooms. Steadfast Construction designs patios with flagstone, paver, and concrete materials. The company offers remodeling services for garages, carports, siding, and windows. Steadfast Construction provides free estimates and design consultations as well as financing options.

Steadfast Construction offers a 100 percent satisfaction guarantee and a two-year labor warranty.

The company was established in 1995.

Steadfast Construction works with products by Trex and Sunspace.

Bristow, Gainesville, Haymarket, Manassas, Nokesville, Woodbridge, Alexandria, Annandale, Burke, Centreville, Chantilly, Fairfax, Falls Church, Herndon, Lorton, McLean, Reston, Springfield, Vienna, Aldie, Ashburn, Leesburg, Purcellville, Sterling, Arlington