Construction trade companies in New Castle, DE 19720
6 construction trade companies, with local market data for this ZIP.
General contractors 42HVAC 13Roofing and exteriors 10Electricians 9Painting 6Other construction trades 6Fences and decks 5Excavation and demolition 4Concrete and masonry 4Carpentry, drywall and windows 3Garage doors 3Remodeling 3Flooring and tile 2
Area profitability, other construction trades51 / 100Moderate market, balanced field
Typical home value$277,000−0.4% in the past year
New homes permitted, 20251,322New Castle County
Homeowners67.6%23,102 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Atlas Welding & FabricationMetal fabricator · 728 Grantham Ln, New Castle(302) 326-1900 · atlasfab.net · 7 drivers, 8 trucks
Pencader Mechanical ContractorsMetal fabricator · 312 S Dupont Hwy, New Castle(302) 420-7236 · Www.penmech.com
Summit Steel IncMetal fabricator · 201 Edwards Ave, New Castle(302) 325-3220 · summitsteelde.com · 5 drivers, 9 trucks
Enstructure WilmingtonConstruction trade company · New Castle(302) 655-7300 · 3 drivers, 3 trucks
Marinis Bros IncConstruction trade company · New Castle(302) 322-9663 · 3 drivers, 13 trucks
Mid-Atlantic Steel LLCConstruction trade company · New Castle(302) 323-1800 · 3 drivers, 4 trucks
Other construction trades in ZIP 19720 at a glance
Local building angle: New Castle County permitted 1,322 new homes in 2025, including 188 apartment units. 12% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.