High Quality Content by WIKIPEDIA articles! Hoffmann Architects, Inc. is a private architecture and engineering firm based in Hamden, Connecticut, USA, with offices in New York City and Crystal City, Arlington, Virginia. Founded in 1977 by Hungarian-born architect John J. Hoffmann, the firm specializes in the rehabilitation of the building envelope, including facades, roofs, plazas, terraces, and parking structures, as well as historic / landmark building restoration.