About Brennan's...

Thank you for visiting our Web Site!

Brennan’s has been in business serving Northern Virginia since 1979. We pride ourselves on providing the kind of quality service you expect from a leader.  The reason for our success is that we are responsive to the needs of our customers, residential and commercial, big or small.  From routine maintenance to complete systems, our team of highly trained professionals are at your disposal ready to deliver a quality product and quality service at a fair price.  We believe in the old saying, “Do the job right the first time”…..

We employ excellent, well groomed technicians who are continously training to provide you with the latest technological expertise and to maintain today’s state of the art heating and cooling equipment.  They are backed by a superb administrative staff, and together they have one focus in mind…to keep you as a satisfied customer.

We understand that it is your continued support that enables us to grow as a company.  We take pride in our excellent customer service, so if you’re happy with our service, please tell a friend.  If you are unhappy with our service, please tell me personally.

Our goal is to provide you with the best service possible at a fair price.

"I guarantee your satisfaction!"
Donald W. Brennan… President