D&S Utility Services is licensed and operating across the entire DC-Maryland-Virginia region. Our principals hold Master Gasfitter credentials in all three jurisdictions, allowing us to pull permits and serve as project leads on commercial, institutional, and residential natural gas and propane projects throughout the DMV.
Washington, DC
D&S is licensed as a Gas Fitter Contractor in the District and holds a Master Gasfitter license with Washington Gas. We serve commercial and residential projects District-wide — from renovation permits to large-scale infrastructure upgrades for multi-unit buildings and institutional facilities.
Counties & Areas Served
- All DC Wards — Commercial & Residential
- Capitol Hill & Northeast DC
- Northwest DC (Dupont, Foggy Bottom, Georgetown)
- Southwest & Southeast DC
Available Services
- Commercial piping infrastructure
- Residential appliance hookup
- Meter & service coordination
- Permit acquisition (all DC wards)
Maryland
Our primary base of operations is Prince George's County, MD, where D&S has been serving residential and commercial clients since 2014. Our Maryland Master Gasfitter and WSSC credentials allow us to pull permits and work across the full DC-metro Maryland region.
Counties & Areas Served
- Prince George's County
- Charles County
- Anne Arundel County
- Montgomery County
- St. Mary's County
- Calvert County
- Howard County
Available Services
- Natural gas & propane installation
- CSST / WARDFLEX piping
- Utility coordination (Washington Gas, WSSC)
- DOT 192 qualified operators
Virginia
D&S holds a Class 'B' Contractor's License and Master Gasfitter license in Virginia, enabling us to take on commercial and residential projects across Northern Virginia and the broader metro area.
Counties & Areas Served
- Arlington County
- City of Alexandria
- Fairfax County
- Prince William County
- Loudoun County
- City of Manassas
Available Services
- Natural gas piping & infrastructure
- Generator gas supply lines
- Appliance conversions (oil/electric → gas)
- Permit acquisition & inspections
Not sure if we cover your location? Call 301-736-8106 or email [email protected]. Our team serves the broader mid-Atlantic region and can advise on project feasibility outside our primary coverage area.
Ready to Start a Project?
Contact our estimating team for a site consultation and written estimate.