Alfred B. Williams, P.E., 1934-35
Henry S. Steele, P.E.., 1936
Paul H. Reid, Sr., P.E., 1937-38
Edward T. Hager, P.E., 1939
Ross Harc, P.E., 1940-41
George J. Mack, P.E., 1942-43
Schyler V.Jenkins, P.E., 1944-45
Elbert H. Coe, P.E., 1946-47
Clarence H. Kremer, P.E., 1948
Walter M. Buehl, P.E., 1949
Philip H. Goetzman, P.E., 1950
Ralph Simonette, P.E., 1951
Deane O. Hubbard, P.E., 1952
William F. Anderson, P.E., 1953
A. Robert Fowler, P.E., 1954
Clyde T. Gallinger, P.E., 1955
Robert O. Steele, P.E., 1956
Donald E. Springer, P.E., 1957
William W. Whitmore III, P.E., 1958
Arthur D.Boswell, P.E., 1959
John R. Wesel, P.E., 1960
Albert J. Dean, P.E., 1961
William A. Baker, P.E., 1962
Edward F. Stempien, P.E., 1963
William B. Corcoran, Jr. P.E., 1964
John C. Bullock, P.E., 1965
Paul W. F. J. Moran, P.E., 1966
Wallace V. Moll, P.E., 1967-69

Charles R. Waters, 1929-30
Timothy N. McCornick, 1930-31
Stewart S. Neff, 1931-32
Harry A Stelley, 1932-34
J. Leo Scanlon, 1934-36
Elwin G. Speyer, 1936-38
Michael D. McDonald, 1938-40
Norman S. Snyder, 1940-42
Edward J. Nunan, 1942-44
Norris C. Barnard, 1944-45
John J. Landers, 1944-45
Gust H. Karlsteen, 1945-46
Eugene A. Eldridge, 1946-47
John W. Johnson, 1947-48
Henri B. Vidal, 1948-49
Elmer A. Hilburger, 1949-50
C. Arnold Dutton, 1950-51
Henry R. Sproull, 1951-52
H. Dale Bossert, 1952-53
George Steven, 1953-54
Franklin S. Helfter, 1954-55
Paul E. Mohn, 1955-56
Earl A. Schilt, 1956-57
Clair O. Dean, P.E., 1957-58
B. Roy Ertel, P.E., 1958-59
James N. DeSerio, P.E., 1959-60
Henry W. Osborne, P.E., 1960