[4] Butler attended Instituts d'études politiques de Bordeaux where he received a Master of Law degree.
He later attended ÉNA, an elite school for high-level civil servants, where he received a degree in 1980.
[2][5] In this position, he played a key role in the privatization of French television channel TF1, working alongside Jean-Marie Messier.
[9][10] In 2015, Butler led the acquisition of Isodev, an SME loan platform that had been liquidated earlier that year.
[8][11] In 2018, Butler became the largest shareholder of Noerden, a Shanghai-based startup that manufactures smart watches and other devices.