Executive Secretary
| Person |
Country |
Term |
| James F. Mark |
United States |
September 15, 2004 - present |
| David Beall |
United States |
April 17, 1995 - September 14, 2004 |
| Ana Chisman (interim) |
United States |
August 16 14, 1994 - April 16, 1995 |
| Irving Tragen |
United States |
January 1, 1987 - August 15, 1994 |
Assistant Executive Secretary
| Person |
Country |
Term |
|
Rafael Franzini-Batlle |
Uruguay |
July 1, 2007 - present |
| Abraham Stein |
Mexico |
January 15, 2003 - June 30, 2007 |
| Miguel Gepp |
Brazil |
April 2000 - Julio 31, 2002 |
| Alberto Hart |
Peru |
September 1, 1995 - December 31, 2000 |
| Samuel Echalar |
Boliva |
January 1, 1987 - June 30, 1994 |
|
