Counsel, Comisión Nacional de Valores, 1970-1973

Secretary, Board of Directors, Comisión Nacional de Valores, 1973

Clerk, Commercial Court, 1973-1976

Clerk, Court of Appeals, 1976-1977

Judge, Commercial Court, 1977-1982

Legal Manager, Buenos Aires Building Society S.A. and Banco Building S.A., 1982-1984

Legal Manager, Banco del Oeste S.A., 1984-1986

Legal Counsel, Financiera Pérez Artaso S.A., 1987

Founding partner, Maciel, Bó & Asociados, 1987-2000

Director de Procedimientos, Tribunal de Arbitraje, Bolsa de Comercio de Buenos Aires, 2000-2001

Partner at Hope, Duggan & Silva 2001-2020

Professor, Commercial Law, University of Buenos Aires since 1975

Professor, Comercial Law, University of Salvador, 1969-1972

Publications in Derecho Comercial and the book “Ley de Concursos” (“Bankruptcy Law”).