Real Estate Agent Group. You'll find the Beaulieu-sur-Mer estate agency at the very heart of the French Riviera. Neighbouring the Principality of Monaco, the little coastal village adjoins the renowned Cap Ferrat, Villefranche sur Mer and the village of Saint-Jean. The Beaulieu estate agency, founded in 1995 by Nicolas Pisani, assists its increasingly cosmopolitan clients in their quest for property..