Diversified HVAC has been an industry leader in the Baltimore-Washington Metropolitan area for over 30 years.

Based in Gaithersburg, Maryland, we provide 24-hour commercial HVAC services to our maintenance contract customers throughout the DMV region to include the areas of:

Central Maryland
The I-270 Corridor
Baltimore
Washington DC and the Beltway Region
Northern Virginia
The Fredericksburg, VA business hub