Four Seasons Air Conditioning And Heating

No ratings collected yet Diamond Bar, California

1983 WHITE STAR DR, Diamond Bar, CA 91765, USA

License checked License #966880 15 yrs experience

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

Claim / Update

Four Seasons Air Conditioning And Heating is a Diamond Bar, California company built around AC Services, the cooling work that keeps local homes and businesses comfortable through hot inland summers. The team serves homeowners and commercial property owners who need reliable, straightforward help with their heating and cooling systems.

Local market — Diamond Bar

HVAC pros here

Have a website

16%

Cooling demand

1,450

Heating demand

1,429

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

Services Offered

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

Service Area

Diamond Bar, California All of California

Location

About Four Seasons Air Conditioning And Heating

The company's capabilities span the full range of residential and light commercial HVAC work. Crews handle AC Services and Heating Services, along with Furnace Services and Heat Pumps, so customers can address both seasons with one provider. Ductwork Services address airflow problems, while Thermostat Services help owners control energy use and comfort more precisely. For urgent breakdowns, Emergency HVAC provides a prompt response, and Maintenance & Tune-up visits help catch small issues before they become costly repairs.

Because the company works in Diamond Bar, technicians understand the local climate, housing styles, and the demands that come with the San Gabriel Valley's warm months. Familiarity with nearby neighborhoods and property types helps keep scheduling and recommendations practical for local customers.

Four Seasons Air Conditioning And Heating holds California contractor license #966880 and has been licensed since 2011, giving it more than 15 years in the trade. Anyone comparing local pros should ask for written estimates, confirm the license number with the state registry, and request a clear explanation of the recommended work. Learn more about HVAC options and compare providers through HVAC Service Fast.

Frequently Asked Questions

What services does Four Seasons Air Conditioning And Heating offer?

The company offers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up.

What areas does Four Seasons Air Conditioning And Heating serve?

Four Seasons Air Conditioning And Heating serves Diamond Bar, California and the surrounding local area.

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

Verify the contractor's state license through the California contractor registry and ask for proof of liability and workers' compensation insurance. Compare several written estimates before deciding.

What should I check before hiring an HVAC professional?

Confirm the license number, read recent customer reviews, and ask whether the price includes parts, labor, and warranty coverage. Make sure the scope of work is written down before any job begins.

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

Call a professional if your system blows warm air in cooling mode, makes grinding or banging noises, cycles on and off frequently, or your energy bills rise without explanation. Unusual odors or uneven room temperatures also warrant an inspection.

Is this your business?

6 of 12 profile details are filled in.

Added (6) Missing (6)

Claim it free to add the missing details:

Website Email address Business hours Logo Photos of your work Social profiles

Claim this profile — free

Claimed profiles are always indexed, show a “Claimed by owner” badge, and you can update them any time.

Reviews

No reviews yet. Be the first to review Four Seasons Air Conditioning And Heating.

Write a review

Your rating *

Your name *

Security code *

Your review (optional — required for 3★ or lower)

Reviews are moderated before they appear. Please be honest and respectful.

Is this your business?

Claim this listing to update your details, services and contact info.

Claim / Update

More AC Services pros in Diamond Bar, California

These local pros also offer the services you’re looking for.