Construction trade companies in El Cajon, CA 92020
24 construction trade companies, with local market data for this ZIP.
General contractors 70HVAC 32Other construction trades 24Roofing and exteriors 16Electricians 15Remodeling 14Garage doors 9Excavation and demolition 7Concrete and masonry 5Carpentry, drywall and windows 5Painting 4Fences and decks 3Flooring and tile 3
Area profitability, other construction trades56 / 100Strong market, crowded field
Typical home value$824,000+0.3% in the past year
New homes permitted, 202511,707San Diego County
Homeowners44.4%19,507 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Antonio's Metal Works Inc.Metal fabricator · 488 Vernon Way, El Cajon(619) 241-2413 · antoniosmetalworks.com
California Sheet MetalMetal fabricator · 1020 N Marshall Ave, El Cajon(619) 562-7010 · califsheetmetal.com · 25 drivers, 20 trucks
Combo Aluminum ProductsMetal fabricator · 1100 N Johnson Ave, El Cajon(619) 447-9200 · comboaluminum.com · 1 driver, 1 truck
Decco CastingsMetal fabricator · 1596 Pioneer Way, El Cajon(619) 444-9437 · deccocastings.com · 2 drivers, 4 trucks
Direct SheetmetalMetal fabricator · 1419 Pioneer Way, El Cajon(619) 588-2925 · directsheetmetal.com
Dynamic WeldingConstruction trade company · 1401 Pioneer Way, El Cajon(619) 368-5472 · dynamicwroughtiron.com
Efficient Iron WorksConstruction trade company · 1179 N Cuyamaca Street, Suite K, El Cajon(619) 356-6051 · efficientironworksca.com
Gardner Outdoor and Pool RemodelingConstruction trade company · 801 Gable Way, El Cajon(619) 593-8880 · gardnerremodel.com · 85 drivers, 35 trucks
Metal Mark Industrial ArtsMetal fabricator · 1890 Cordell Ct, El Cajon(619) 870-8550 · metalmark-ind.com
Moonshine Metal ShapingMetal fabricator · 1459 Pioneer Way, El Cajon(530) 798-0703 · moonshinemetalshaping.com
Precision Metal ProductsMetal fabricator · 850 W Bradley Ave, El Cajon(619) 448-2711 · pmpforge.com
San Diego Custom Iron Works, Inc.Construction trade company · 1179 Cuyamaca St Ste K, El Cajon(619) 317-0751 · sandiegocustomironca.com
San Diego Dustless BlastingConstruction trade company · 1427 Pioneer Way, El Cajon(858) 345-0998 · sandiegodustlessblasting.com
San Diego Ornamental IronMetal fabricator · 1401 Pioneer Way, El Cajon(619) 593-1591 · sdiron.com
South Bay WeldingMetal fabricator · 781 Oconner St, El Cajon(619) 401-5880 · southbaywelding.com · 10 drivers, 11 trucks
Western Bay Sheet Metal IncMetal fabricator · 1410 Hill St, El Cajon(619) 233-1753 · westernbay.net · 1 driver, 1 truck
A&G MetalworksMetal fabricator · 755 Vernon Way, El Cajon(619) 334-0142
Alpha Mechanical IncConstruction trade company · El Cajon(858) 278-3500 · 2 drivers, 3 trucks
Chidgey & SonMetal fabricator · 1099 W Palm Avenue, El Cajon(619) 441-2505
H and R SteelMetal fabricator · 1710 N Magnolia Ave, El Cajon(619) 562-1840 · 2 drivers, 2 trucks
Padre PoolsConstruction trade company · El Cajon(619) 561-7665 · 5 drivers
Robert Loeb MetalWorksMetal fabricator · 1272 Pioneer Way, El Cajon(808) 286-0904
Stanley's Welding & FabricationMetal fabricator · 4818 New Ranch Rd, El Cajon(858) 395-5079
Weldmac Manufacturing CompanyConstruction trade company · El Cajon(619) 440-2300 · 8 drivers, 5 trucks
Other construction trades in ZIP 92020 at a glance
Local building angle: San Diego County permitted 11,707 new homes in 2025, including 7,311 apartment units. 5% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.