A G Heating & Air

No ratings collected yet Ontario, California

2038 E YALE ST APT A, Ontario, CA 91764, USA

License checked License #1132532 1 yrs experience

Verify this license yourself at the California Contractors State License Board (CSLB).

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Ontario, California sits in the Inland Empire, where long summer heat places steady demand on cooling systems and cool winter nights still call for reliable heat. Homes and small businesses in the area need an HVAC contractor that understands those seasonal swings. A G Heating & Air serves customers in Ontario with a full range of residential heating and cooling work.

Local market — Ontario

HVAC pros here

Have a website

17%

Cooling demand

1,709

Heating demand

1,537

Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).

Services Offered

AC Services in Ontario Heating Services in Ontario Ductwork Services in Ontario Heat Pumps in Ontario Furnace Services in Ontario Thermostat Services in Ontario Emergency HVAC in Ontario Maintenance & Tune-up in Ontario

Service Area

Ontario, California All of California

Location

About A G Heating & Air

A G Heating & Air provides AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up. Typical work includes diagnosing a weak cooling cycle, repairing or replacing worn components, sealing and inspecting ductwork for leaks, installing and calibrating thermostats, and checking furnaces and heat pumps before peak seasons. Emergency HVAC calls cover systems that fail unexpectedly, while scheduled tune-ups help prevent those failures in the first place.

The company focuses its work on Ontario, so its service is built around the housing and climate conditions that shape how systems perform locally.

A G Heating & Air holds California contractor license #1132532 and has been licensed since 2025, with more than one year in the trade. When comparing local pros, verify the license with the state registry, request written estimates, and ask for a clear explanation of the work. Readers can use HVAC Service Fast to start that comparison.

Frequently Asked Questions

What services does A G Heating & Air offer?

A G Heating & Air offers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up. Customers can review these options when comparing HVAC contractor near me results.

What areas does A G Heating & Air serve?

A G Heating & Air serves customers in Ontario, California. Anyone outside that area should confirm service availability directly before scheduling.

How do I choose a licensed, insured HVAC contractor in Ontario?

Look up the contractor's license number on the California state contractor registry and confirm it is active. Ask for proof of insurance and make sure the license class matches the work you need.

What should I check before hiring an HVAC professional?

Request written estimates that describe the scope of work, equipment, and warranty terms. Compare at least two or three quotes and ask how the contractor handles follow-up service and emergencies.

What are signs it is time to call an HVAC professional?

Call a professional if your system short-cycles, makes grinding or banging noises, or fails to reach set temperatures. Rising energy bills, uneven room temperatures, or a sudden lack of heat or cooling also justify a service visit.

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