non-descriptive image

O'Callaghan Heating and Air Conditioning

For more than 50 years, O'Callaghan Heating and Air Conditioning has served the metropolitan Atlanta area. This family-owned business offers a variety of Trane products and provides customers with the expertise of a Trane Comfort Specialist that will connect residential and business owners with the Trane system that best suits their needs and budget while also offering outstanding energy efficiency. The company dispatches crews throughout the city, as well as many communities outside of the perimeter. Since the 1960's, this company has established a reputation of meeting the needs of its customers. Their climate control experts offer free estimates to home and business owners who want to have new or replacement units installed. The company performs repairs and has a substantial inventory of parts available for those moments when a customer has a situation that requires immediate attention.

The professional technicians at O'Callaghan Heating and Air Conditioning work diligently to assure that a new customer today remains a satisfied customer for many years to come. Having a strong familiarity with Trane HVAC systems, O’Callaghan’s team can offer the best solution to any situation that arises. The company offers a Energy Savings Agreement maintenance plan that provides 15% discounts on repairs, priority service, and system tune-ups that keep systems running smoothly. For those living in and around Atlanta, O’Callaghan is a preferred choice for the installation and maintenance of Trane systems.



Schedule Appointment


Wells Fargo Financing


ATLANTA, Georgia 30318


24/7 Emergency Service