 His diplomatic endeavors began in 2008, when he was likewise appointed Monegasque chargé d'affaires for Latin America and the Caribbean.Prior to holding diplomatic posts, Christian de Massy opened the first foreign office of the "Société des bains de mer de Monaco" in Manhattan, New York in 1979.Soon after he began the first mail order company to operate in Eastern Bloc countries, "Top Trading", in Hungary before the fall of the Iron Curtain.