Truchot centered in offering services to the advertising and media companies and developed methods to measure the success of their campaigns, something new in France.

It was followed by an instrument specific for media and, in 1979, the France des Cadres Actifs (FCA), which was used to determine reading habits of French executives.

The great activity of French policymakers at the time helped to strengthen the position of the company, especially the public opinion research sector.

[6] During the 1990s, Ipsos expanded, principally through acquisitions, to Spain, Italy, Germany, the United Kingdom and Central Europe, especially Hungary.

The successful offering enabled Artemis and Amstar to cash out on their investments and also gave Ipsos the possibility to continue its expansion.

Then, it participated of the creation of an Internet audience research joint-venture, MMXI Europe, with the majority of shares held by partner Media Matrix and 20 percent by Ipsos.

In 2009, Ipsos partnered with Thomson Reuters to conduct multi-country polling on consumer topics, politics, and economic confidence.

[15] The results of Ipsos polls in Australia are published in The Sydney Morning Herald (SMH), The Age and the Australian Financial Review (AFR).

[15] Ipsos polls in the United States are conducted through a probability-based online panel known as KnowledgePanel, which contains about 60,000 members as potential respondents.