About Us

• O’Brien Heating & Air Conditioning has been providing custom HVAC solutions in the Main Line for 60 years, so we know your heating and cooling needs vary on the crazy weather we experience. Since 1955, we have a maintained a professional, knowledgeable and fully trained team, so you can always depend on the quality of our work. We’re committed to getting the job done quickly – and correctly – every time. And as always, we promise you no surprises, you will always approve the price before the work is done.