Eng. B.R.M. Fernando
(From July 1977) 1978-1979, 1980-1981, 1983-1984, 1984-1985, 1986-1987, 1989-1990, 1990-1991
Dr. T.A.G. Gunasekara
1981-1982, 1982-1983, 1993-1994
Eng. S.L. Amarasuriya
1985-1986
Eng. K.M.S.B. Rekogama
1987-1988, 1988-1989
Eng. P.S.B. Nanayakkara
1991-1992
Eng. A.U.C. Jinadasa
1992-1993
Eng. P. Weerakkody
1994-1995
Eng. A.M.S. Kulasekera
1995-1996
Eng. J.K. Lankathilaka
1996-1997, 2004-2005