The story
Founded by Didier Truchot in 1975.1
IPS on Euronext Paris
Logo: http://www.ipsos.com/sites/ipsos.com/files/finances/2011-Ipsos-Annual-Report-English_1.pdf, Non-free logo, via Wikipedia3
French market research company
Ipsos Group S.A. (French: [ipsos]; acronym of Institut Public de Sondage d'Opinion Secteur and inspired from the Latin expression, ipso facto) is a multinational market research and consulting firm, headquartered in Paris, France. The company was founded in 1975 by Didier Truchot, Chairman of the company, and has been publicly traded on Euronext Paris since 1 July 1999.2 From Wikipedia, CC BY-SA 4.0
Price unavailable
Last updated Oct 16, 2026.
See how the biggest companies compare on our leaderboards
Ipsos Group S.A. (French: [ipsos]; acronym of Institut Public de Sondage d'Opinion Secteur and inspired from the Latin expression, ipso facto) is a multinational market research and consulting firm, headquartered in Paris, France. The company was founded in 1975 by Didier Truchot, Chairman of the company, and has been publicly traded on Euronext Paris since 1 July 1999.2
Founded by Didier Truchot in 1975.1
Who has led Ipsos, and when. Pick a name to see everywhere that person has worked.
From Wikidata.1
The numbers on this page point here. Each one links to the record it came from.