1000mercis operates as an interactive publicity and marketing company in Europe. It carries out interactive publicity through the Elisa program, a data base that contains 8 million individuals. This data base provides declarative and behavioral information on Internet users, which primarily includes mailing and electronic addresses, telephone numbers, social-professional classification, and age. The company also develops market segment studies and satisfaction questionnaires; processes collected data; works with prospect data bases; and conducts customer loyalty programs. In addition, the company publishes a data base of Internet sites, including www.millemercis.com, a site that creates lists of gifts; and www.millemercismariage.com and www.anniversairedemariage.com, which create lists of marriage. 1000mercis was founded in 2000 and is based in Paris, France.