O.K. Heating & Air Conditioning

$$ • Heating & Air Conditioning/HVAC
Open 24
4361 Technology Dr Unit G, Livermore, CA94551
(925) 337-8319

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Reviews for O.K. Heating & Air Conditioning

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  • February 2026

    Robert is knowledge, friendly and professional. He was on time for our appointments. He listened to all of my concerns. He and his team replaced my furnace, AC and thermostat. It was a big 8 hour job and everything went perfectly without a glitch. They worked continuously and methodically. They cleaned everything up when they left. Nothing for me to clean up. Now I have a beautiful new system that works perfectly. They have been serving our community for decades and it shows. Definitely recommend them.

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    O.K. Heating & Air Conditioning

    4361 Technology Dr Unit G, Livermore

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