Esomar is hosting Esomar Congress 2026 in Valencia, with Day 1 opening in the four auditoriums.

Esomar is the global voice of the data, research and insights community. Since 1947 Esomar's aim has been to promote the value of data, research, and insights in effective decision-making. Esomar facilitates an on-going dialogue with its 5,500+ individual members, 500+ corporate members and 40,000+ community in over 130 countries, through the promotion of a comprehensive programme of industry specific and thematic conferences, publications and best practice guidelines. Esomar also provides ethical guidance and actively promotes self-regulation in partnership with a number of associations across the globe. All Esomar members, as well as their company contact details, are listed in the Esomar Members search. Members agree to abide by the ICC/Esomar International Code on Market and Social Research, which has been jointly drafted by Esomar and the International Chamber of Commerce and is endorsed by the major national and international professional bodies around the world.