Manuel García-Calderón - President | Peru | January 1987 - December 1988 |
Carlos Coqueijo Costa - Vice President | Brazil | January 1984 - December 1989 |
José Enrique Rojas Franco | Costa Rica | January 1985 - December 1990 |
Didier Opertti | Uruguay | January 1986 - December 1991 |
Alejandro Tinoco | Venezuela | January 1987 - December 1992 |
David A. Gantz | United States of America | January 1988 - December 1993 |