HVAC companies in El Cajon, CA 92020
32 HVAC 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, HVAC55 / 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.
AC ProHVAC contractor · 1402 N Magnolia Ave, El Cajon(619) 566-8130 · acpro.com
ACS/ American Comfort ServicesHVAC contractor · 1648 Magnolia Ave Ste 109, El Cajon(619) 501-2636 · acsheatandair.com
Air Flex - HVAC & SolarHVAC contractor · 1586 Fayette St, El Cajon(619) 663-2207 · airflexpro.com
Air SolutionsHVAC contractor · 1308 N Magnolia Ave Ste K, El Cajon(978) 635-5481 · airsolutionsusa.com
Air Temperature SpecialistsHVAC contractor · 1300 N Johnson Ave, El Cajon(888) 588-1602 · airtemperaturespecialists.com
AirmaxxHVAC contractor · 1865 John Towers Ave, El Cajon(619) 655-3010 · airmaxx.com
Blue Diamond Heating and AirHVAC contractor · 409 Vernon Way, El Cajon(619) 340-0175 · bluediamond.tech
Blue Diamond Heating and AirHVAC contractor · 409 Vernon Way, El Cajon(619) 304-6761 · bluediamond.tech
Blue Flame Heating and Air ConditioningHVAC contractor · 800 E Chase Ave, El Cajon(619) 944-2138 · blueflameheatingandairconditioning.com
Carini Home ServicesHVAC contractor · 500 Front St, El Cajon(619) 639-9173 · carinihome.com
Carini Home ServicesHVAC contractor · 1308 Magnolia Ave Ste H, El Cajon(619) 843-0997 · carinihome.com · 1 driver, 1 truck
Clear Heating & AirHVAC contractor · 1585 N Cuyamaca St, El Cajon(833) 442-5327 · clearheatingandair.com
Comfort Bros Heating And AirHVAC contractor · 1954 Friendship Dr Ste 102A, El Cajon(619) 431-4335 · comfortbros.com
Countywide Mechanical SystemsHVAC contractor · 1400 N Johnson Ave, El Cajon(619) 449-9900 · countywidems.com · 4 drivers, 2 trucks
Friar's Plumbing Heating & AirHVAC contractor · 270 E Douglas Ave, El Cajon(619) 598-0056 · friarsair.com
Global Heating and Air ConditioningHVAC contractor · 1475 N Cuyamaca St, El Cajon(619) 567-6691 · globalheatingairconditioning.com
Global Heating and Air ConditioningHVAC contractor · 473 Vernon Way, El Cajon(619) 567-6691 · globalheatingairconditioning.com
Golden Comfort MechanicalHVAC contractor · 230 Millar Ave, El Cajon(760) 789-3441 · gcmech.com
Gorgis Air Conditioning and HeatingHVAC contractor · 981 Avocado Ave, El Cajon(619) 277-3287 · gorgisairheat.com
Hurn Mechanical Heating & CoolingHVAC contractor · 1568 Fayette St, El Cajon(619) 312-1924 · hurnmechanical.com
JPM Heating & Air Inc.HVAC contractor · 1551 N Cuyamaca St, El Cajon(619) 647-0425 · jpmair.com
Legacy Home EnergyHVAC contractor · 270 E Douglas Ave, El Cajon(619) 631-5372 · legacyhomeenergy.com
Liberty Mechanical, Inc.HVAC contractor · 1943 Friendship Dr, El Cajon(619) 273-5182 · libertymechanicalsd.com · 1 driver, 1 truck
Maximum Comfort Heating and AC RepairHVAC contractor · 206 Greenfield Dr B, El Cajon(619) 932-5205 · maxcomfortheatandair.com
One-Hour Heating & Air ConditioningHVAC contractor · 1150 N Marshall Ave, El Cajon(619) 296-8888 · andersonplumbingheatingandair.com
P.A.C. Heating And Air ConditioningHVAC contractor · 230 Millar Avenue, El Cajon(619) 561-9163 · pacheatingandair.com · 1 driver, 1 truck
Pacific Heating & Air ConditioningHVAC contractor · 406 S Johnson Ave, El Cajon(619) 535-1128 · pacificcoolair.com
Productive Sheet MetalHVAC contractor · 1666 N Magnolia Ave, El Cajon(619) 449-4134 · screedmasterproducts.com
SDair Heating and Air ConditioningHVAC contractor · 2840 Fletcher Pkwy, El Cajon(619) 955-6363 · sdair.com
Sears Parts & Repair CenterHVAC contractor · 1406 N Johnson Ave, El Cajon(619) 590-3812 · searspartsdirect.com
Semper Solaris Air Conditioning & HeatingHVAC contractor · 1200 Billy Mitchell Dr Ste A, El Cajon(888) 350-0572 · hvac.sempersolaris.com
Strand HVAC and Air Duct CleaningHVAC contractor · 1365 N Johnson Ave, El Cajon(619) 596-2665 · strangheatingandair.com
Southern California Air Conditioning Supply Co IncHVAC contractor · El Cajon(619) 440-4162 · 3 drivers, 2 trucks
TK Services, IncHVAC contractor · 1475 Pioneer Way, El Cajon(858) 452-7690
West Coast Air Conditioning Co IncHVAC contractor · El Cajon(619) 561-8000 · 5 drivers, 4 trucks
HVAC 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.