Of counsel, he provided legal advice for a traditional Argentine law firm, 2004-2007. Judge, First Instance Court, Commercial Matters No.4, Buenos Aires, 1980-2004. Chief Clerk, in charge of Court Room B of said Court of Appeal, 1979-1980. Secretary to the Judge, Argentine Court of Appeals for Commercial Matters, 1974-1976. Chief Clerk, in charge of Office No. 8, 1976. Senior assistant, Office of the Attorney General (Procuración General de la Nación), 1970-1972. In 1964 he joined the Judiciary and worked at the Civil Courts until 1969. In the educational field, Head of Practical Assignments of Civil Law 2 (Torts), School of Law of Universidad of Buenos Aires, 1975-1976. Associate Professor of Commercial Law 2 (Company law and Bankruptcy law), Universidad Católica Argentina, 1982-1984.