After working as a Project Manager in the Engineering and Construction Division, he was made Vice-President of Energy Development in the Large Industries business line.

In 1993, he became Director of Strategy & Organization and, in 1994, was put in charge of the Chemicals, Metal & Steel, Oil and Energy Markets.

He was made an Executive Vice-President of Air Liquide in 1995 with additional responsibilities over the Engineering & Construction Division and the Large Industries operations in Europe.

[5] He has been holding the office of Chairman of the Board of Directors of Air Liquide since June 1, 2022.

[6] Potier has been awarded with France's Knight of the French Legion of honour "Chevalier de la Légion d'Honneur" and with the distinction of "Officier de l’Ordre du Mérite" in 2006.