AV Preservation by reto.ch

If it’s not awesome, we don’t do it.


Création de la serpentine

A stencil-coloured print of
Création de la Serpentine by Segundo de Chomón,
Pathé Frères, France 1908
(Courtesy by Österreichisches Filmmuseum, the Austrian Film Museum)


  • We are closed at יום הכיפורים (Yom Kippur), and we will be back from Tuesday the 21th of September 2021 on.
  • Please note that currently we telework as much as possible, and the easiest way to reach us is by email.


We are a small, highly skilled moving image conservation and restoration facility based in Switzerland. Our team provides worldwide comprehensive services that encompass the whole range of audio-visual preservation, offering Swiss quality at a competitive price. We have a particular commitment to the dissemination of audio-visual conservation and restoration techniques, and we support open-source projects which we believe are beneficial for the archival community. We are actively engaged in a number of relevant national and international professional bodies. We are running the Swiss Film and Video Directory.

Our Services Include

  • film digitisation for both preservation and access purposes
  • moving image restoration
  • files and data transformation, migration and maintenance
  • digital archiving service
  • consultancy, training and research on audio-visual preservation issues


  • On Audio-Visual File Formats, “Biennial Audio-Visual Archival Summer School (BAVASS)”, online, hosted by FIAF, on 20 September – 1 October 2021 [en]
  • On the Materiality of the Audio-Visual Heritage at the Elías Querejeta Zine Eskola in Donostia (San Sebastián), Spain, on 28 September – 1 October and 26 November 2021 [en]
  • Archivage numérique en mutation, hosted by Memoriav, at Lichtspiel in Bern (in-person with webcast) on 2 November 2021 [fr]
  • Digitale Archivierung im Wandel, hosted by Memoriav, at Lichtspiel in Bern (in-person with webcast) on 4 November 2021 [de]
  • Digitale Archivierung von Video und Film / Archivage numérique de la vidéo et du film, MAS/CAS ALIS at Universität Bern on 12 November 2021 [de fr]
  • Medienkunst: Technologie und Erhaltungsstrategien III at the Akademie der bildenden Künste Wien in Vienna, Austria, on 1–3 December 2021 [de]
  • Open-Source Tools and Resources for Audio-Visual Archives at Elías Querejeta Zine Eskola in Donostia (San Sebastián), Spain, on 10–13 May 2022 [en]

Patronage of the Arts and the Sciences

  • AMIA, the Association of Moving Image Archivists
  • FIAF, the International Federation of Film Archives
  • IASA, the International Association of Sound and Audiovisual Archives
  • SEAPAVAA, the SouthEast Asia-Pacific AudioVisual Archive Association
  • Open Isn’t Enough (= “No Time to Wait 5”) at the Nederlands Instituut voor Beeld en Geluid in Hilversum, Netherlands, on 8–10 December 2021