LGM 3D - 3D Printing and Architectural Visualization | 237 followers on LinkedIn. 3d printing and architectural modeling specialists since 1992. | LGM is the industry leader in the application of 3d printing to Architecture. Founded in 1992 and 3d printing since 1999 we have the experience, software, skills and equipment to get your project done on time and with world class results. LGM has tremendous in house capacity in professional 3d printing as well as CNC machining, laser cutting and other fabrication processes.