Trusted Heating and Air Conditioning Contractors for Over 33 Years

Allison Air Conditioning offers the most reliable residential and commercial heating and air conditioning service solutions to clients in Corona, Riverside, Norco, Chino, Chino Hills, Ontario, Yorba Linda, Anaheim Hills, Fontana, and surrounding California areas. We have more than 31 years of experience in the cooling and heating business, and a dedication to the best possible service for our customers. Our dependability, professionalism, and quality of service have earned us a large portfolio of loyal clients and referrals. We have also earned a solid reputation for doing the job right the first time.

Emergency Heating & Air Conditioning Repair and Service

At Allison Air Conditioning, we know emergencies happen, and a problem with heating or air conditioning can make life unbearable until it’s addressed. Whether it’s an air conditioning malfunction or a heater gone awry, you’ll want your systems up and running again in a hurry. We understand how awful such problems can be, and keeping your family comfortable and safe is our top priority. That’s why we keep a staff of NATE-certified technicians on call 24 hours a day, 7 days a week – whenever you need them the most.

Air Conditioning

To help keep your air conditioner running at peak performance all year round, take advantage of our planned service agreement. Whether you need a one–off service or routine service, our trained technicians provide the expertise and experience your comfort depends on.

Repairs & Maintenance

When you need emergency air conditioner repair services, just give us a call. Our Nate certified heating and air conditioning service technicians have all the skills, experience, and tools necessary to fix HVAC problems the first time. We work with our clients at all times to ensure that they have the right preventative maintenance and support services they need. Our team of experts and wealth of knowledge in the AC industry enable us to offer cost effective and reliable solutions.


Whether you need a small unit for smaller spaces or a large air conditioning unit, we have the best options in the market. All our service technicians are experienced in the installation of all types and models of air conditioning units.


Your heating system should be serviced regularly to keep it running at peak performance. We provide the most affordable and effective service plans in the market.

Repairs & Maintenance

You can trust Allison Air Conditioning for all your furnace repair needs. Our NATE certified service technicians will troubleshoot and diagnose your heating problems, and provide you with a detailed quotation before the repair service begins. Your home’s heating system should give you many years of reliable service with proper maintenance. We offer the most reliable preventative maintenance services in the market to help prevent costly repairs, lower your energy costs, and prolong the life of your system.


Be it a complete central heating system installation or a boiler installation, we promise to tailor the most suitable heating solution for you, your home, and your budget. We sell and install a wide range of high–efficiency boilers and heating systems at the best rates in the market.

Corona, CA Carrier Brand Authorized HVAC Dealer

We are a Carrier authorized dealer, which means that you can depend on the very best HVAC products and parts in the market. We have also invested in a team of qualified and experienced service technicians, as well as the tools, equipment, and resources necessary to give you the very best services in the region.

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