Sr. Dennis Martín y Sr. Roy K. Simmons
1969 a 1980
Ing. Jesús Adalberto Díaz
1980 a 1986
Lic. Maymo Meléndez
1986 a 1988
Lic. Orlando Zavala
1988 a 1990
Sr. Robert Sands
1991 a 1992
Ing. Rolando Marín
1992 a 1999
Ing. Ernesto Gómez
1999 a 2006
Ing. Carlos Cromeyer
2006 a 2009
