Past Sigma Lambda Chi International Officers are:

  President Vice President Secretary Treasurer
Feb. 23, 1952 P. J. Petrullo William Nelson James W. Goff
Nov. 27, 1954 L. H. Charles J. J. Casey Earley D. McFarland
Mar. 24, 1956 J. J. Casey Bobby E. Wells
Donald F. Wall
Geoffrey E. Smith
May 3, 1958 Ed Ek Frank J. Rooney
P. L. Labian
Arthur L. Holbrook
Jan. 18, 1960 William L. Morris W. L. Favrao
Jay D. Thompson
Alan Sliker
Dec. 5, 1961 William L. Morris J. M. Trimmer
Gerald Richman
Alan Sliker
Dec.14, 1963 J. M. Trimmer Alan Sliker
B. M. Radcliffe
Loys A. Johnson
Apr. 15, 1967 W. L. Favrao J. O. Stakely
J. W. Young
R. L. Larimer
Apr. 18, 1969 J. O. Stakely J. W. Young
J. J. Casey
H. Duff Williamson
Apr. 16, 1970 J. O. Stakely J. W. Young H. Duff Williamson
Apr. 22, 1971 J. W. Young J. J. Casey James H. Snyder
Apr. 27, 1973 J. L. Clark A. H. Parthum, Jr. H. E. McClure
Apr. 3, 1975 A.H. Parthum, Jr. S. D. Schuette James F. Goddard
Apr. 27, 1977 James F. Goddard F. E. Rebholz David A. Marchman
Apr. 19, 1979 James F. Goddard F. E. Rebholz Jim Rodger
April 1981 Bill Brown Pat Glon Ben Bateman
April 1983 Ira Ward Greg Wilson Wes Crawford
April 1985 Wes Crawford Mark Taylor Gary Gehrig
April 1987 Wes Crawford Hank Mol Gary Gehrig
April 1989 Hank Mol David A. Marchman Zarjon Baha
April 1991 David A. Marchman Zarjon Baha Frederick B. Muehlhausen
April 1993 Zarjon Baha Thomas A. Love Frederick B. Muehlhausen
April 1995 Thomas A. Love J. Mark Taylor Frederick B. Muehlhausen
April 1997 J. Mark Taylor Frederick B. Muehlhausen John R. Koontz
April 1999 Frederick B. Muehlhausen Linda B. Swoboda James L. Jenkins
April 2001 Linda B. Swoboda D. Mark Hutchings James L. Jenkins
April 2003 D. Mark Hutchings James L. Jenkins Yi Jiang
April 2005 James L. Jenkins Gary R. Smith Yi Jiang
April 2007 Gary R. Smith Thomas Mills Yi Jiang/G. Lasker
April 2009 Thomas Mills Lori A. Brown Gregory Lasker
April 2011 Lori A. Brown Charles Gains Gregory Lasker
April 2013 Lori A. Brown Christine Piper James L. Jenkins
April 2015 Christine Piper Keith Rahn James L. Jenkins
April 2017 Keith Rahn Richard Gebken James L. Jenkins
April 2019 Keith Rahn Richard Gebken James L. Jenkins
April 2023 Keith Rahn Thomas Taddeo James L. Jenkins

Past Sigma Lambda Chi International Executive Directors (formerly known as National Office Managers) are:
H. D. Williamson
Dave Marchman
Dave Pierce
Pat Glon
D. Perry Achor
F. B. Muehlhausen

The current Sigma Lambda Chi International Executive Director is:
Wesley G. Crawford