| 1 | Ing. Milton Castro Nazario | 1973-1975 |
| 2 | Ing. Roberto Gorbea Frontera | 1975-1976 |
| 3 | Ing. Justo E. Varela Dieppa | 1976-1978 |
| 4 | Ing. Antonio R. Sánchez Pica | 1978-1980 |
| 5 | Ing. Julio A. Negroni Arizmendi | 1980-1982 |
| 6 | Ing. Carlos Rivera Abrams | 1982-1984 |
| 7 | Ing. Roberto Lugo Seguinot | 1984-1986 |
| 8 | Ing. Hiram Carlo Reyes | 1986-1988 |
| 9 | Ing. Luis E. Moreno De Jesús | 1988-1990 |
| 10 | Ing. Maritza Rivera Rodríguez | 1990-1991 |
| 11 | Ing. Félix A. Torres Mateo | 1991-1993 |
| 12 | Ing. Antonio Feliciano Cordero | 1993-1995 |
| 13 | Ing. Manuel Quiles Hernández | 1995-1997 |
| 14 | Ing. Juan A. Torres Mateo | 1997-1998 |
| 15 | Ing. Yolanda Ramos Jusino | 1998-2000 |
| 16 | Ing. Ralph A. Kreil Rivera | 2000-2002 |
| 17 | Ing. Frank Hernández Flores | 2002-2004 |
| 18 | Ing. Edison Aviles Deliz | 2004-2006 |
| 19 | Ing. Luis E. Ríos Pérez | 2006-2008 |
| 20 | Ing. Martin Sáez Coll | 2008-2010 |
| 21 | Ing. Sebastián I. Banuchi Rosa | 2010-2012 |
| 22 | Ing. Daniel A. Rosell Suárez | 2012-2014 |
| 23 | Ing. Wigberto Rivera Nieves | 2014-2016 |
| 24 | Ing. Héctor R. Peña Cruz | 2016-2018 |
| 25 | Ing. Faustino González Quiles | 2018-2020 |
| 26 | Ing. Elvia C. Pérez Cortes | 2020-2021 |
| 27 | Ing. Omar Rosado Santos | 2021-2022 |
| 28 | Ing. Francisco Borges Aponte | 2022-2023 |