Mariano concentrates his practice on debt financing transactions. Before joining Mintz, Mariano was an associate at an international law firm where he represented commercial banks and sponsors in connection with the financing and development of international and US projects. Earlier Mariano was an associate at the Latin America practice of another international law firm. Early in his career Mariano was involved with the International Chamber of Commerce in Paris, France, the Dubai Judicial Institute, the Hong Kong International Arbitration Centre, and the Singapore International Arbitration Centre. Mariano is a native Spanish speaker.