On November 2024, Nicolas has been appointed Member of the Pan-Africa Ubuntu Circle of The ONE Campaign. With Aliko Dangote serving on its Board of Directors, the ONE Campaign is a nonpartisan organisation dedicated to educating the public and raising awareness about the global crisis of extreme poverty and the progress being achieved through life-saving programmes.

As a member of the Pan-Africa Ubuntu Circle of The ONE Campaign, Nicolas collaborates with esteemed leaders such as former UNECA Executive Secretary Vera Songwe, NBA Africa CEO Clare Akamanzi, and Attijariwafa Bank Co-CEO Ismail Douiri.