Capital City Mechanical Services, Inc. is located in Norcross, Georgia, Metro Atlanta Area. A full Service HVAC, Mechanical Provider. We service, maintain and install Rooftops, Split Systems, Chillers, Boilers, Cooling Towers and more! Capital City, our customers come first! We consider it our responsibility to provide the best possible service to our customers. We strive to achieve and maintain optimum efficiency through our HVAC Mechanical Services. Our technicians are knowledgeable, friendly and trustworthy.