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D4 S.r.l was established in 1983 and has its offices in Rome. The Company works in the television and communication field and is specialized in production, postproduction, dubbing and editing of programs for the television and audio-visual market.

Born from the professional experience of its founders Clelia Iemma and Lisiano Rossetti, D4 has grown in time and is now able to offer services for all multimedia communication, thanks to an efficient and creative staff, made up of professionals in the field.

D4’s main activities, for both public and private channels and within institutional ambits, are:

  • production of audiovisual works
  • postproduction sound and video
  • dubbing
  • source connect
  • audio description
  • subtitling
  • graphics and color correction
  • quality control
  • business promotion through bespoken videos
  • organization of events and festivals
  • audiovisual staging for exhibitions and conventions

D4 has its own equipment, such as video cameras, dubbing, mixing and postproduction facilities, which allow it to operate directly and immediately in every production stage.

The Company is in touch with national and international media and its client portfolio includes: Rai TV - Sky - Mediaset - La7 - RAI COM - TV2000 - Digicast - Tandem - Discovery Channel - 3Zero2 TV - Ministero per gli Affari Esteri AICS -  NBC Universal - DeAgostini - Corriere della sera - Unicef - Amref

During the years the attention to cultural and television international productions has allowed D4 to develop such expertise and knowledge to be able to realize communication projects, following every stage of the production with the attention and care that each project requires.