Brennan Heating & AC, Inc. is dedicated to providing the best heating and cooling solutions to meet your needs. We've earned a reputation for doing the job right the first time - you can count on us! As a Carrier dealer, with a wide variety of products to choose from, we can keep your family healthy and feeling comfortable all year long. We carry a complete line of indoor comfort equipment with innovations that raise the standards of comfort and reliability, including air conditioners, heat pumps, gas furnaces, programmable thermostats, humidifiers, ductless split systems, geothermal systems, boilers, air cleaners, ultra violet lights, ventilators and zoning products.

Brennan Heating & AC, Inc. is Jacksonville's expert heating and cooling company. We offer furnace and air conditioning services in and around Jacksonville. Please, feel free to contact us for more information on our services, products, and company.

The Commercial Department at Brennan Heating & AC, Inc. is here to serve all your commercial refrigeration needs. We are a company that is committed to excellence in every aspect, from installation to service to customer care. Give us a call and let us take care of all your commercial refrigeration needs.

At Brennan Heating & AC, Inc. we strive for 100% satisfaction in everything we do. We value your opinion and invite you to tell us and others about your experience with us. Please take a few moments to tell us what you think by leaving us a review here on our website or on any of these popular review sites or social networks.

Brennan Heating & AC, Inc. is based in Jacksonville, IL, and serves residential and commercial customers thorughout the area. Contact us today for your heating and cooling needs!