François Collet joined Natixis Global Asset Management in 2003 as a fixed income portfolio manager. For three years, he managed three bond funds with total assets of €750 million.
In 2006, he joined La Française AM as Deputy Head of Fixed Income Management. Over eleven years, he was responsible for five funds with total assets of €2.6 billion.
On September 1, 2017, François joined DNCA Finance as a fixed income portfolio manager.
On January 5, 2022, he was appointed Deputy Chief Investment Officer (Deputy CIO) of DNCA Finance, and on October 1, 2025, he became CIO at DNCA Finance.