Digital Design Group is a leading BIM service provider in offering solutions to Architecture, Engineering & Construction (AEC) firms globally. DDG was founded in 1996. Our headquarters is located in Southern California. We also have offshore production centers in Vietnam and India. Within the short span of a decade, we have grown from a small group of visionaries to a well-established company, with a staff of over 150 designers, detailers, and drafters. DDG | BIM Services is a subsidiary of Digital Design Group. We provide 3D modeling /coordination/ detailing for mechanical /civil contractors throughout the USA and other parts of the world.