Cadieux began his ministry upon his arrival in Trois-Rivières, and he soon obtained the office of superior of the Ursulines located there; he carried on both functions until 1835. ###>Dès son arrivée à Trois-Rivières, Cadieux exerce son ministère, et peu après il obtient le poste de supérieur des ursulines de l’endroit; il cumulera ces deux charges jusqu’en 1835.