Specifier: Software
HBD Ltd.
Hefferan Partnership Inc.
Heideman + Associates
Helicon Hall Design Associates Inc.
Hellmuth Obata & Kassabaum
Helmut O. Paidasch, Consultant
Helvar Electrosonic
Lighting control products for architectural and energy management including dimmers, ballast control and lighting control...
Henderson Engineers Inc.
HESM&A
Hiett Dezigns
High end special effects, casino, hotel, residential lighting design. Individual staff are IESNA members.