Located in the heart of midtown, Duplication Services Inc. (DSI) is a full-service duplication and media delivery company. Fr ... om a simple dub order to conversion of entire libraries, no project is too small or too large. DSI works with the latest digital technologies, including fiber optic-based transmission systems and Blu-ray / HD-DVD authoring to accommodate clients' work schedules and viewing formats in today's fast-paced and diverse media world. read more