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C H Air Systems Co Inc
11148 RUSH ST, S El Monte, CA 91733, USA
Verify this license yourself at the California Contractors State License Board (CSLB).
When California homeowners start searching for AC Services, the problem is usually immediate: a system that will not cool during a heat wave, weak airflow from the vents, or a unit that runs nonstop without reaching the set temperature. Many people type in "HVAC contractor near me" because they want a local technician who can arrive quickly and explain what is wrong. C H Air Systems Co Inc is licensed under California contractor license #812240 and has held that license since 2002.
Services Offered
Service Area
About C H Air Systems Co Inc
The company offers a full range of residential heating and cooling work. AC Services and Heat Pumps cover diagnosis, refrigerant checks, and component repair or replacement. Heating Services and Furnace Services address inspection, ignition and burner checks, and safety testing before cold weather arrives. Ductwork Services focus on airflow problems and leaks, while Thermostat Services handle installation and calibration. Customers can also request Maintenance & Tune-up visits to catch small issues early, or call for Emergency HVAC help when a system fails outside normal hours.
California's climate varies widely, from coastal fog to inland summer heat, so equipment in different parts of the state faces different demands. A contractor familiar with local conditions can recommend service schedules and system choices that suit the home and the region.
When comparing local pros, look for a clear explanation of the problem, a written estimate, and straightforward answers about licensing. For more information about C H Air Systems Co Inc and its services, visit HVAC Service Fast.
State license record
California license #812240
Renewal date passed — confirm status- Issued by
- Contractors State License Board (CSLB)
- Status
- Active as of Aug 4, 2026
- First issued
- Sep 2002 (24 years)
- Renewal was due
- Sep 30, 2026
- Business type
- Corporation
- County on file
- Los Angeles
What the license covers
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning
From CSLB public license data as of Aug 4, 2026. Licenses change — confirm the current status at the California Contractors State License Board (CSLB).
Frequently Asked Questions
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Local market — South El Monte
HVAC pros here
16
Cooling demand
1,399
Heating demand
1,290
Electricity
32.5¢
Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).
Local context for South El Monte
Buying a new AC or heat pump in California
- California is in the DOE Southwest region: new central air conditioners installed since January 1, 2023 must meet at least 14.3 SEER2 and 11.7 EER2 (13.8 SEER2 and 11.2 EER2 for systems 45,000 BTU/h and larger). Heat pumps must meet 14.3 SEER2 and 7.5 HSPF2 nationwide.
- Since 2025, new systems are built for lower-impact refrigerants such as R-454B or R-32. Ask which refrigerant a quoted system uses and for its AHRI certificate number, which confirms the matched system’s rated efficiency.
Before you hire C H Air Systems Co Inc
Based on the records we hold for this business.
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Confirm the license renewal
The CSLB record we saw on Aug 4, 2026 listed license #812240 with a renewal date of Sep 30, 2026. Most renewals go through on time — check the current status before you sign. Look it up: California Contractors State License Board (CSLB)
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Ask for proof of insurance
We have no insurance details on file. Ask for a certificate of general liability and workers' compensation coverage before anyone works in your home.
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Ask who pulls the permit
Replacing an AC, furnace, heat pump or water heater usually needs a local permit and inspection. A licensed contractor normally pulls it — ask that the permit is included in the written quote.
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Ask for local references
We do not have review data for this business yet. Ask for two or three recent customers near you.
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California homeowner protection
California law caps the down payment on a home improvement contract at 10% of the contract price or $1,000, whichever is less. Never pay more up front.
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Where this information comes from
- Name, address and phone
- State license records · added Aug 4, 2026
- California license
- CSLB public license data · record date Aug 4, 2026
- Profile summary
- Written automatically from the records above
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HVAC Service Fast is an independent HVAC directory and is not affiliated with this business. Listing details are compiled from publicly available information and may be incomplete or outdated. We do not endorse or guarantee any provider — please verify licensing and insurance directly. See our Disclaimer.