ENVIRONMENTAL AIR SYSTEMS MANUFACTURERS REPRESENTATIVES AND SALES ENGINEERS Serving Baltimore s HVAC needs since 1949. Home Links History Contact Us State of Maryland MBE and City of Baltimore WBE certified ...

LINKS TO THE MANUFACTURERS WE REPRESENT GE Industrial Solutions AF600 F11 Fan and Pump Drives for HVAC application, available in 2 contactor and 3 contactor bypass configurations in NEMA 1, NEMA 12 and NEMA 3R enclosures, with options to reduce harmonics using either Matrix Filters or 18 pulse techn...

A Brief History of The Dexter Company The Dexter Company was founded in 1949 by George Dexter and Pat Dexter, both graduate engineers from Johns Hopkins University and Cornell University. Their daughters Sue Cesare and Barbara Agerton, graduates of the University of Maryland, joined the firm in 1973...