Located outside Baltimore, Maryland, Powrmatic, Inc. is a well-known, long-established manufacturer of heating, cooling, and air-cleaning equipment for the industrial and commercial marketplace. A subsidiary of the Stamm International Group, Powrmatic manufactures a complete line of direct-fired and indirect-fired heaters, cooling systems, and media and electrostatic air cleaners that can be customized to fit customer needs.

The Whalen Company is the pioneering manufacturer of HVAC vertical stack riser heat-exchanger fan coil units and water-source heat pumps for hotels, apartments and other multi-story buildings. Our systems are distinctive in concept, performance, reliability and value.