A graduate of Sciences Po Paris (Public Affairs – Security and Defence), the Sorbonne, and the X-HEC Entrepreneurs Master’s program, Jeanne joins Expansion in September 2026.

After serving in the Army as a Volunteer Officer Candidate assigned to the Joint Staff, she pursued a career in the private sector—initially in international security at Saint-Gobain, and subsequently at a startup specializing in artificial intelligence for defense applications. Concurrently, she serves as Program Director at INAS, a research organization focused on sovereignty issues and dual-use industries, where she contributes to the development of the Institute’s partnerships, events, and publications.

At Expansion, Jeanne is responsible for sector research and the due diligence required for the fund’s investment activities. She also contributes to Expansion’s communications and to initiatives aimed at strengthening its positioning within its ecosystem.