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.

Service Center

Maintenance Plan

Contact us today for more on HVAC maintenance plan available.


Contact us today for more on HVAC financing available.

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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.


Service Areas