| 1676 |
Frédéric Guillaume Schmuck, founder of Berger-Levrault, opens a bookshop and printing works in Strasbourg. |
| 1805 |
Nicolas Levrault is official printer to Napoleon's Great Army at the battle of Austerlitz. |
| 1871 |
The company moves to Nancy after the annexation of Alsace. |
| 1933 |
Publication of the first works written by Charles de Gaulle. |
| 1952 |
Publication of the Official Journal of the European Coal and Steel Community. |
| 1957 |
Introduction of Photocomposition: preparation of the Marriage of Figaro on a Lumitype machine for the Bordas publishing house when typesetting in lead has always been the traditional method. The Berger-Levrault pre-press business is one of the first in the world to take the plunge and use the new industrial process. This technological revolution marks the birth of Diadeis as a fully fledged business, separate from the printing activity and durably founded on technological innovation. |
| 1988 |
Introduction of the SGML standard (predecessor to XML) in the editorial world; development of the documentary engineering business by François Chahuneau. |
| 1993 |
Creation of the AIS (documentary engineering) and GTI (prepress and digital conversion) subsidiaries to handle their respective areas of the Group's business. |
| 1996 |
Production sites set up in Madagascar and Mauritius. |
| 1997 |
SGML structuring of the «Trésor de la Langue Française» dictionary in Madagascar for the French National Library and the CNRS. |
| 2000 |
AIS and GTI merge under the AIS banner to become a single document processing and engineering company . |
| 2003 |
Spin-off of AIS from the Berger-Levrault group and full independence. |
| 2003 |
Scanning and conversion of Napoleon Bonaparte's correspondence, enabling a new edition of the full text by the Napoleon Foundation and Editions Fayard publishers. |
| 2004 |
AIS produces 21 different language versions of the Treaty establishing a Constitution for Europe to be published in the Official Journal of the European Union. |
| 2005 |
Digital assembly of the nationwide French cadastral maps on behalf of the National Geographical Institute. |
| 2006 |
New production site set up in Romania. |
| 2006 |
Establishment of a packaging execution business in Mauritius. |
| 2006 |
AIS changes its name to DIADEIS. |