Go back to directory. Add to Address Book. Banca del Sempione (Overseas) Ltd. Banca del Sempione (Overseas) Ltd. Contact: Simone Bertoldo P.O. Box N-8159 George Street Nassau New Providence Bahamaswork Telephone: (242) 322-8015work Fax: (242) 356-2030workfax Email: Simone.Bertoldo@sempione-overseas.comINTERNET Service areas: Categories: Broker Dealers Private Banking & Trust Services Securities Investment Advisors