This article presents the ??Organizational Change and Computerization?? surveys undertaken in 1997 and 2006. It first considers the origin of this new statistical tool which links organizational and technological developments and allows simultaneous observation and even comparison of the statements of company directors and their employees. It then presents the main topics of the 2006 survey and describes the way in which working relations are assessed in its labour force and business sections. Inter-firm relations, management tools and the technologies equipping them are detailed, as are horizontal and vertical working relations between employees, collective work and work collectives, and hierarchical relations.