O'Callaghan Heating & Air Conditioning

Our high quality work, competitive pricing, and superior knowledge of the industry are all key factors that contribute to our continuous customer satisfaction. We offer the top of the line heating and air-conditioning (HVAC) services to both residential and commercial properties. Excellence is our standard.

For three generations, O'Callaghan Heating and Air Conditioning, Inc. has been family owned and operated. Our company has been serving our customers with reliability, integrity, and honesty for over 40 years and still continues to do so. We strive to bring all of our customers the best possible service while creating a trustworthy relationship. Our professionally trained technicians and our excellent customer support is dedicated to provide you with the highest level of customer service in the Metro Atlanta area.

O'Callaghan Refrigeration is a division of O'Callaghan Heating and Air, Inc. Our Commercial Refrigeration division provides refrigeration services for restaurants, hotels, convenient stores, and any other commercial establishments. Our philosophy has always been about honesty, integrity, reliability. Our success attributes to the professionally trained and experienced technicians, coupled with the office staff and management. The growth and success is tied to top-quality, on-time, and competitive service and installation.

We keep your cooling and heating system running, so you can focus on running your business. We provide a range of affordable, quality products and services that meet your needs. Our team can help you upgrade, repair and replace your system. We can also help you keep it operating at maximum efficiency, minimizing service calls and unwelcome surprises, as well as controlling your costs. Our technicians are up-to-date on the latest products and service techniques. Plus, they all have the utmost respect for your home or business.