After graduating from ESCP Europe, a Paris Business School, Xénia Proton de la Chapelle worked in leading positions in various big international companies before running her own textile company. After the birth of her 4th child suffering from Central Congenital Hypoventilation Syndrome (CCHS), a rare and severe neurological disorder with no treatment, she took the presidency of the French patient organization before deciding to set up AtmosR, a biotech company dedicated to developing treatments for patients, including her son, suffering from CCHS and other rare disorders.