Perrine Hervé-Gruyer has worked as an international lawyer and head of the legal department of a major company in Asia, and has volunteered with the High Commissioner for Refugees. When she turned thirty, Perrine radically changed lanes, and began taking courses in psychotherapy, specifically in relaxation therapy, publishing a book titled La Relaxation en Famille. With her husband, Charles, she created Le Ferme du Bec Hellouin. Perrine also serves as a Green Party representative with the Regional Parliament of Haute-Normandie, where she oversees a committee focusing on agriculture.