A graduate of HEC Paris and Harvard Business School, he pursued a career in private equity, gaining experience at Morgan Stanley and Blackstone in both New York City and London.

[7] He has lived and worked in New York City as an investment banking analyst for Morgan Stanley and in London as a private equity associate for Advent International.

[8] On 17 October 2019, he contracted a civil marriage with Countess Olympia von und zu Arco-Zinneberg, a great-granddaughter of Charles I of Austria, and a member by birth of the ancient House of Arco at Neuilly-sur-Seine.

On 19 October 2019, the couple had a religious marriage officiated by Antoine de Romanet, Bishop of the French Armed Forces, at the Cathedral of Saint-Louis des Invalides in Paris.

[9][10] Jean-Christophe and Olympia have one son, Prince Louis Charles Riprand Victor Jérôme Marie Napoléon, born 7 December 2022 in Paris.