GAC Services

We are the most professional and most referred heating and air conditioning company in the county. From our hometown roots in Gaithersburg, we've been tied to Montgomery County and the surrounding area since 1970. For us, our business is about developing long-term relationships. Our team of professionals have satisfied tens of thousands of customers over the years and we are ready to meet your needs for heating, air conditioning and indoor air quality improvements.

So, if you need a tune up, emergency repair on your air conditioner or a heat pump replacement, we will be available when you need us and get the job done right the first time. We understand that your home is an important part of your life and making you comfortable is an important part of ours. You have our personal assurance that we will stand behind all our work.