Construction trade companies in Rockville, MD 20850
7 construction trade companies, with local market data for this ZIP.
General contractors 76Roofing and exteriors 18HVAC 11Remodeling 8Other construction trades 7Electricians 6Concrete and masonry 6Painting 5Flooring and tile 3Garage doors 3Fences and decks 2Carpentry, drywall and windows 1
Area profitability, other construction trades71 / 100Strong market, crowded field
Typical home value$671,000−1.1% in the past year
New homes permitted, 20251,411Montgomery County
Homeowners50.3%21,131 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Garolen SteelMetal fabricator · 1803 Research Blvd, Rockville(240) 543-4653 · garolensteel.com
George P Mills IncMetal fabricator · 1027 Taft St, Rockville(301) 251-9888 · georgep.millsinc.thryv.com
M. Luis Products, LLC.Construction trade company · 14811 Southlawn Ln, Rockville(301) 294-7561 · mluisconstruction.com
R & B Steel FabricationsMetal fabricator · 15151 Southlawn Ln, Rockville(240) 268-0860 · randbsteelfab.com
Santos Iron WorksMetal fabricator · 1063 Taft St, Rockville(240) 883-1064 · santosironworksllc.com
Chesapeake Finishing IncConstruction trade company · Rockville(301) 417-7010 · 2 drivers, 1 truck
Shapiro & Duncan IncConstruction trade company · Rockville(301) 315-6260 · 3 drivers, 5 trucks
Other construction trades in ZIP 20850 at a glance
Local building angle: Montgomery County permitted 1,411 new homes in 2025, including 559 apartment units. 44% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.