General contractors in Glen Arm, MD 21057
7 general contractors, with local market data for this ZIP.
General contractors 7HVAC 4Other construction trades 2Concrete and masonry 2Remodeling 2Garage doors 1
Area profitability, construction69 / 100Strong market, crowded field
Typical home value$644,000+2.6% in the past year
New homes permitted, 20251,531Baltimore County
Homeowners85.1%1,556 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Aldo ConstructionGeneral contractor · 4008 Holly Knoll Dr, Glen Arm(410) 592-8999 · aldoshoes.com
DLD ContractingGeneral contractor · 11444 Glen Arm Rd, Glen Arm(410) 808-4972 · dldcontracting.com
Esposito Company, Inc.General contractor · 4700 Breidenbaugh Ln, Glen Arm(410) 375-9067 · espositocompanyinc.com
KBK BuildersConstruction company · 12226 Long Green Pike, Glen Arm(410) 823-5689 · kbkbuilders.com · 1 driver, 1 truck
PTD Custom BuildersGeneral contractor · 11528 Glen Arm Rd, Glen Arm(410) 661-7095 · ptdcustombuilders.com
410 ConstructionConstruction company · Glen Arm(410) 952-0952 · 2 drivers, 1 truck
J C Enders Construction Co IncConstruction company · Glen Arm(410) 977-1283 · 3 drivers, 1 truck
Construction in ZIP 21057 at a glance
Local building angle: Baltimore County permitted 1,531 new homes in 2025, including 379 apartment units. 8% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.