For the past five decades, O'Callaghan Heating & Air has provided excellent heating and air-conditioning (HVAC) services to Atlanta and the surrounding metropolitan area.

                 What We Offer

- Excellent customer service

- Trained and certified professionals

- Top brands

- Competitive pricing

- High quality work

- Solid reputation

- Free estimates

You'll find that our quality work, fair prices, and superior knowledge of the industry are all key factors, contributing to customer satisfaction. We offer only the best heating and air-conditioning (HVAC) services to both residential and commercial properties. Excellence is our standard.


Contact us for your FREE estimate today.

© 2019  O'Callaghan