DHD International is an international trading and manufacturing company specializing in hardware for frameless tempered glass entrances and point supported structural glass curtain walls.
Founded in 1986 DHD became the North American distributor for Casma SpA, now Speedybycasma Srl located in magenta , Italy, one of the worldwide leading manufacturers for tempered glass door systems.
Since its inception DHD has grown to become a leading supplier, designer and consultant for architects and builders who wish to incorporate unique total vision entrances into their building designs.


Potomac Yard

488 Almaden Building

San Francisco, CA, Tension Truss

American Airline Lounge

LAX Airport, Los Angeles, CA; Point Supported Glass Fin Wall

Grand Wayne Center

Fort Wayne, IND, Point supported Glass Fin Wall

Jordans Restaurant

Melbourne, Australia, Spider Door Stacking Wall

Lawson Makden Headquarters

Charlotte, NC, point Supported Glass Fin Wall

NC Arena

Raleigh, NC, 700 series stacking

Next Energy Headquarters

San Francisco, CA, Tension Truss Walls

Orange County Choppers Headquarters

Orange County, CA, Point supported Glass Fin Wall

RCA Dome

Indianapolis, INC, 500 series Bi-folding

Wells Blue Bunny Headquarters

Le Mars, IA, Point supported Glass Fin Wall