ACS Air Conditioning Systems

5151 C Port Chicago Hwy
Concord CA 94520
37 Reviews

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Opening Hours

  • Mon: 8am-4:30pm
  • Tue: 8am-4:30pm
  • Wed: 8am-4:30pm
  • Thu: 8am-4:30pm
  • Fri: 8am-4:30pm


  • American Express
  • Cash
  • Check
  • Discover
  • Financing
  • Invoice
  • MasterCard
  • Visa

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We have a lot to be proud of here at ACS Air Conditioning Systems. Not only are we the oldest Carrier dealer in the region, but more importantly, our attention to detail and product knowledge have won over clients time and again. In fact, we are a Better Business Bureau Accredited A+ Rated company. We specialize in residential systems, with an eye towards energy savings and indoor comfort. When you call to schedule an appointment, we take the time to listen and walk you through common heating and cooling issues. We will schedule a convenient time for our service technician or estimator to come out and assess your problem. Our technicians are all highly trained Sheet Metal Local Union No. 104 workers ~ the best in the industry. They show up on time and will always respect your home and furnishings.