James Carmen, 3rd generation HVAC, started Atlantic Coastal Cooling and Heating (ACCH) in 2003 to guarantee personal attention to customers, while remaining true to our robust foundation in the HVAC field. At ACCH, we maintain strong relationships with our customers in a way that only a family-owned company can achieve. We provide residential and light commercial HVAC services to Montgomery County and its surrounding areas, including Frederick County. We service, repair and install all types of HVAC equipment, including ductless, water heaters and Indoor Air Quality (IAQ) products.