Ipsos

Ipsos Group S.A. (French:; acronym of Institut Public de Sondage d'Opinion Secteur and inspired from the Latin expression, ipso facto) is a multinationalmarket 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.

Since 1990, the Group has created or acquired numerous companies. In October 2011, Ipsos acquired Synovate, resulting in an Ipsos organization that ranks as the world’s third largest research agency. As of 2025, Ipsos has offices in 87 countries, employing approximately 20,000 people.