ISI Charter members
These are members who joined the Institute before January 1, 1962. These 58 members constitute the charter member honor roll and represent 20 states from coast to coast.
- Larz Anderson
- Sam Basan
- Donald Bennett
- Burge Ice Machine Co., John Heinzelman, Jr.
- Jack C. Burleson
- Allan C. Carvell
- Chicopee Manufacturing Co., Jack Jandon
- David Comb
- Jess P. Dart
- William E. Dernier
- John Dietel
- Fritz A. Dietl
- Peter Dunfield
- M. F. Dunne Jr.
- Suzanne Dryer
- Lewis A. Elkin
- Harold B. Erdman
- J. Richard Gaw
- Arthur Goodfellow
- Phil Hayes
- Phil Henderson, Jr.
- R. Louise Hoggan
- Leonard Holland
- Margaret W. Johnson
- Nestor Johnson Manufacturing Co., Roy T. Byrd
- Dr. S. K. Keiser
- Fenton Kelsey
- William J. Kerth
- Michael Kirby
- Wayne W. Lalor
- Harris Legg
- C. N. Minelli
- Forrest Murray
- Oberhamer Shoe Company, Roy R. Oberhamer
- Florence O’Donnell
- Paul E. Padgett
- Russell A. Perry
- Ronald L. Priestly
- Riedell Shoes, Inc., Paul F. Riedell
- Charles J. Rupp
- Safway Steel Products, Inc., Ed C. Forsythe
- Bruce Sheffer
- Robert F. Skrak
- Charles Smith
- James P. Smith
- William W. Taff
- John Teets
- William H. Thomas
- C.C.M., Inc., Norm Tonkin
- Trade & Sports Publications, Weldon Olson
- Harold Van Cott
- Robert Van Wesemael
- James R. Waldo
- Al Walker
- Norman Walker
- Truman O. Welch
- Benton H. Wilcoxon
- Zamboni Manufacturing Co., Frank Zamboni
ISI Presidents
- 1961–1963 Michael Kirby*
- 1963–1965 Frank Zamboni*
- 1965–1967 Larz J. Anderson
- 1967–1971 Ron Priestley*
- 1971–1973 Michael Kirby*
- 1973–1975 Robert Kelton*
- 1975–1977 J. Richard Gaw*
- 1977–1979 Bryan Vinson Jr.*
- 1979–1985 Michael R. Booker
- 1985–1993 Murray Sandler*
- 1993–1997 Boyd Wietecter*
- 1997–2005 Jim Lange
- 2005–2013 Jim Hartnet
- 2013–2021 Rob McBride
- 2021-Present Janice Forbes
*deceased
ISIA Education Foundation Presidents
- 1989-1995 Boyd Wietecter*
- 1995-1998 Larry Fies
- 1998-2019 Donald Bartelson
- 2019-Present Robyn Bentley
*deceased
Executive Directors
- 1959-1975 Russell Perry*
- 1975-1980 Thomas E. Hall*
- 1980-1981 T. J. Sullivan
- 1981-1995 Justine Townsend Smith*
- 1995-1997 Judith Caulfield
- 1997-2016 Peter Martell
- 2016-Present Liz Mangelsdorf
*deceased