Jim's Air Systems | Air Conditioning and Heating Services

About Us

Jim’s Air systems is family owned and operated by Joshua Arellano in Oakley California. The company was founded in 1978 by Joshua’s father James Arellano in Oakley California. They specialize in heating and air conditioning systems for custom homes, residential replacements, room additions, Commercial installation, and Solar PV electric systems.

Air Conditioning
Installation

Heater Installation

HVAC Installation

Service Center

Maintenance Plan

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Heating and cooling can account for more than half of your home’s total utility bill.* So when looking for ways to cut your energy costs, be sure to think about a high-efficiency system.

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Testimonials

I don’t have any additional comments for this professional.

Ronan W.

HVAC installed in a timely and professional manner.

Mark W.

Josh was prompt, professional and he & his crew did an excellent job.

Judy C.

very honest. Didn’t try to sell me stuff I did not need.

Daniel G.

HVAC installed as described and the crews do their job perfectly.

Ilhong Y.

This company is awesome. Work ethic is impeccable. Great communication. Josh(owner) worked with us the whole way. We purchased a Heating and AC unit along with new duct work. We are very happy!!

Michael E.

Jim gave us a good job

David G.

Fair price for heater and AC. Smooth as silk installation . Personable and intelligent installation team. Fine cleanup. Could not ask for more !

HVAC Services