On Wednesday November 12, 2025, the Maison des Ponts vibrated to the rhythm of an exceptional evening, marked by the presence of Pierre Anjolras (X85, Ingénieur 90), guest of honor and managing director of the Vinci group, alongside Boris Rowenczyn (CIV 2003), president of Ponts Alumni.s Boris Rowenczyn (CIV 2003) President of Ponts Alumni, Michèle Cyna (X76, IPC 81) Honorary President of Ponts Alumni, Anthony Briant (X00, IPC 2005) Director of theENPC and Louis-Marie Pons (X79 Ingénieur 84) general delegate of the Fondation des Ponts. A unique opportunity for participants to go behind the scenes of a global infrastructure giant and celebrate the unbreakable links between the École and its alumni.

As guest of honor, Pierre Anjolras captivated the audience by detailing the Vinci Group's businesses, global organization and values. He emphasized the company's managerial philosophy, where innovation and social responsibility guide every project. Participants were also enlightened on future strategic developments, particularly in the face of the challenges of ecological transition and digitalization.

An alumnus of the École nationale des ponts et chaussées, Pierre Anjolras paid tribute to the excellent training he received there, as well as to the impact of the research laboratories on his career. His testimony illustrated how the École shapes leaders capable of meeting the most complex challenges, while remaining rooted in a culture of rigor and boldness.

The evening was also an opportunity to strengthen synergies between alumni, École management and industrial partners. Discussions focused on the sector's future challenges, the importance of innovation, and the role of networks in collective success.

The closing dinner was a reminder that the Maison des Ponts remains a place of inspiration and transmission, where generations and expertise meet. An evening that combined prestige, shared experience and a vision of the future.