Construction trade companies in El Cajon, CA 92021
6 construction trade companies, with local market data for this ZIP.
General contractors 62Concrete and masonry 21Roofing and exteriors 20Remodeling 7HVAC 6Other construction trades 6Electricians 5Excavation and demolition 4Carpentry, drywall and windows 3Garage doors 3Painting 2Fences and decks 1
Area profitability, other construction trades61 / 100Moderate market, balanced field
Typical home value$772,000−0.4% in the past year
New homes permitted, 202511,707San Diego County
Homeowners53.8%22,573 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Ferrum Forge Knife WorksMetal fabricator · 1108 N 2nd St, El Cajon(619) 729-2095 · ferrumforge.com
Jim Thomas WeldingMetal fabricator · 1145 Greenfield Dr, El Cajon(619) 562-3562 · jimthomaswelding.com
Titan Steel Fabricators,incConstruction trade company · 1069 E Bradley Ave, El Cajon(619) 449-1271 · titansteelfab.com · 3 drivers, 3 trucks
G M Equipment Leasing IncConstruction trade company · El Cajon(619) 631-7983 · 32 drivers, 20 trucks
HSCC IncConstruction trade company · El Cajon(619) 339-7064 · 11 drivers, 11 trucks
Ramirez FoundryMetal fabricator · 9839 Blossom Valley Rd, El Cajon(909) 239-9963
Other construction trades in ZIP 92021 at a glance
Local building angle: San Diego County permitted 11,707 new homes in 2025, including 7,311 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.