Hal's industry credentials include Architectural Hardware Consultant (AHC) and Certified Door Consultant (CDC) through the Door and Hardware Institute (DHI) He also is a Certified Document Technologist (CDT) through the Construction Specification Institute (CSI)  a Certified Automatic Pedestrian Door Inspector through the American Association of Automatic Door Manufacturers (AAADM)  a licensed General Building and Door Specialty contractor in California  and a Certified Fire & Egress Door Inspector through Warnock Hersey / Intertek