Ipsos announced that Didier Truchot resigned as Chairman of the Board of Directors due to health reasons, specifically digestive tract cancer, effective February 28, 2026. Didier Truchot intends to remain involved in the life of the company as a director of the Board and main shareholder. The Board of Ipsos appointed Laurence Stoclet as Chair of the Board of Directors, effective March 1, 2026.

Laurence Stoclet has held various executive positions at Ipsos since 1998, first as Chief Financial Officer, then since 2010 as Deputy Chief Executive Officer. She had left her executive duties on September 30, 2022. She has been a member of the Board of Directors of Ipsos since 2002.

Laurence Stoclet is a company director and board member with extensive experience in managing international operations and developing technology platforms. Laurence Stoclet is a market research and survey specialist and has held various executive positions at Ipsos for 24 years, after three years managing the Etudes ESCP association at ESCP Business School, from which she holds an MBA (1989 ? Banking and Finance track). In 1998, she joined Ipsos as Chief Financial Officer to prepare the Group?s IPO, and was then appointed Deputy CEO, a position she held until September 2022.

In this role, she oversaw more than 100 acquisitions and integration plans, which have helped to make Ipsos a leader in its sector, present in 90 countries. She also managed the Group?s back-office operations and human resources for some time. She directly managed investments in new technologies as well as the Group?s 1,000 professional IT engineers and launched the Ipsos.digital platform in January 2020.

At the beginning of her career, she was a financial analyst at Goldman Sachs, then for six and a half years, Manager in Audit and Consulting at Arthur Andersen. For two years, she was in charge of treasury, financing and investor relations at Metaleurop, a publicly traded industrial company. Today, she is the Chief Executive Officer of DT & Partners, the main shareholder of the Ipsos Group, and is a director of a number of Group entities; in particular, she is a director of a Chinese fund ?OneWorld?, which invests in big data and marketing platforms in China, and is an advisor to Jean Laurent Poitou, Ipsos?

global CEO, for the monitoring of other equity interests, minority interests that are not consolidated in the Group?s financial statements or that have minority partners. An expert in financial, legal and tax matters, she holds a DESCF (Higher Diploma in Accounting and Finance). She is also certified Director - Sciences Po/IFA and specialist in audit committees (EcodaEurope) and an ACPR-approved professional.

From 2023 to March 2025, Laurence Stoclet served as Chair of DFCG Île-de-France, the national association of finance executives. Since late 2022, she has been an independent director on the Board of Ingenico, the global leader in payment solutions owned by the Apollo fund, where she also chairs the Audit and Risk Committee. In May 2025, she was appointed as MEDEF?s representative to the Board of Directors of Action Logement Services, a major player in social housing in France, and serves on its Audit Committee.

In addition, the Board has decided to appoint Mrs. Anne-Marie Couderc as Lead Independent Director. Ms. Anne-Marie Couderc has been a member of the Board of Directors of Ipsos since June 20, 2025. She is also Chair of the Company's Appointments and Compensation Committee.

The members of the Board appointed Didier Truchot as Chairman Emeritus. The Board of Directors met on January 15, 2026.