Customer testimonials

We believe nothing speaks louder than the words of a satisfied customer.   See what people have to say about our company!

"I just bought this home which has a LENNOX heating and air conditioning system. The service representative from O'Brien Heating & Air Conditioning helped me understand the system and how it works which was very helpful."

Jerry Scarpati, Bryn Mawr

"Your honesty is very much appreciated. Gives me faith back back in the business world."

Kathryn Hooper, Aldan

"Nobody else touches this house except for O'Brien's. I have used them for years and cannot speak highly enough about them!"

Mary Ann Browne, Havertown

"O'Brien's people were excellent & results are as they said!"

Donald Kaufman, Wayne

"I've dealt with different contractors over the years and there is no reason to look any further. You're the best and are the nicest people to deal with."

Joe Organek, Clifton Heights

"I received my first electric bill since the installation of my new system and had a dramatic drop in monthly cost due to the efficiency of the new heating system. [O'Brien] told me it would be a much more efficient unit...he was so right!!"

Peg Schmied, West Chester

Thanks to you personally and your people for a GREAT job. It's excellent equipment and was VERY professionally installed and tested. You can rightfully take serious pride in the work that was accomplished for us. Come & see and take photos if you wish. Your men worked with us. They both asked us questions and gracefully received our unrequested input. They did not rush, but worked to produce a quality finished product that they can be proud of in the most positive sense of the word !!!

Warren Greenwald, West Chester