Get matched with top central a/c installers in Union City, CA

"Aire Systems of Campbell and Saratoga truly sets the standard for exceptional service in the HVAC industry. Alton, the owner, went above and beyond to ensure I understood every aspect of the process, from selecting the right system for my small home to navigating available rebate programs. His expertise and dedication to customer satisfaction stood out as he guided me through the rebates step by step, emphasizing how beneficial they are despite the effort required. What really impressed me was Alton’s commitment to follow through—he’s not just selling systems, he’s supporting his customers well beyond installation. Daniel, the team lead installer, was equally remarkable. Always punctual and professional, he demonstrated a level of care that extended beyond the job itself. He kept me informed daily, explaining what was being done, what to expect next, and how long it would take. Knowing I had to leave for work, Daniel kindly spent time with my dogs, making sure they felt at ease while he worked. It’s rare to find a company that combines technical expertise with such personal care. Aire Systems, with Alton and Daniel at the helm, earns my highest recommendation!"

"This guy is a real pro! The original installer came out and gave up on the problem, and I never heard from them again. Duke came out, and diagnosed the issue in an hour. He even submitted the request for a part under warranty, received it, and came back to install it 2 days later. The cost was very reasonable. Thanks Duke!"

"We recently installed solar panels on the roof and continued the 'infrastructure upgrades' with a new furnace and central air conditioner, having cooled the house in summers with breezes and fans and insulation, but no A/C.
Comfort Energy was more expensive than other bidders, but my spouse (who drove the process) felt the most detailed options and trade-offs were presented by Carlos Gonzalez.  So we went with Comfort.  The installation team was VERY professional and courteous, working hard to minimize disruption (we work from home offices, and have dogs...) while doing the work, and leaving an immaculate workspace at the end of each day.
The job, by coincidence, finished on the hottest day of the summer thus far and one part of the furnace install involved opening all windows and blasting the furnace on high for a number of minutes to clear out some factory material/fumes.  This was fascinating on a 90-100F degree day.  That part concluded, we shut the windows, turned on the AC and the house became cool again.
Next will come the post-install QC/QA check, and the next 2-3 years of on site tune-ups and services. So we'll see how that goes.  But so far so good.  We'll never know of course if different equipment would have been better/worse, but we do know that the UI of the experience seemed to go quite well and very, very professionally.


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"Albert Nahman PHC installed new AC and Furnace for my house. I like them for several reasons -- 1. At first Tom explained in detail what equipment I need and how they work, and gave me a reasonable and detailed quote at end of the visit. 2. They offer interest free finance. 3. I got free upgrade for furnace when the original quoted is not available. 4. Their installer did good job, and cleaned up afterward. I highly recommend this company."

"Very responsive team, from quoting, scheduling, to installation. The installation team was courteous, knowledgeable and professional."

"Very professional in both sales of the right product AND flawless and timely installation. You can stop your searching for vendors...stop sns start with Air Sharks."

At Art of Comfort, we believe every homeowner deserves a reliable, comfortable home — and a contractor they can trust. As a locally owned and operated company founded in Pleasanton in 2012, we've spent over a decade earning the confidence of Tri-Valley families through honest work and consistent results.\nWe're proud to be Diamond Certified, a distinction earned through rigorous quality verification and consistently high customer satisfaction scores.\nOur HVAC services include repair, installation, and maintenance for heating and cooling systems, as well as duct repair and replacement. Whether your system has broken down or you're ready for an upgrade, our experienced technicians are here to help.\nWe serve Pleasanton, Livermore, Dublin, Danville, San Ramon, Walnut Creek, Pleasant Hill, and the surrounding Tri-Valley area.

"Installation and furnace upgrade efficient. On-site personnel punctual, neat and thorough. Work done quickly."

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!\n\nInstallation - Free Estimates\n

Hi, I’m Saul, owner of a local HVAC company serving homeowners across the Bay Area.\n\nWe specialize in AC installation, furnace replacement, ductwork, thermostats, and fast, reliable repairs. Whether your system stopped working, needs an upgrade, or you’re looking to improve efficiency, we provide clear options and honest recommendations.\n\n✔ Upfront, transparent pricing \n✔ Clean, professional installations \n✔ Fast response times \n✔ High-efficiency systems (including Gree R-32) \n✔ Help with rebates and energy savings \n\nOur goal is simple: do the job right the first time and make the process easy for you.\n\nIf you're having issues with your heating or cooling system, send a message and tell me what’s going on—I’ll help you figure out the best solution.\n\nAre you looking for a repair, replacement, or just an estimate?