Chicago Alumni Chapter
Twenty-Five Year Membership Award
This is the Chicago Alumni Chapter award presented to any member with twenty-five or more consecutive years of membership in the Chicago Alumni Chapter.
| Paul J. Arndt | Zeta Xi |
| Steven G. Berghorn | Epsilon Omega |
| *W. Harry Bertram | Beta |
| John F. Chenier | Zeta Xi |
| Donald W. Farrington | Eta Mu |
| *Anthony Z. Fernandez | Beta |
| James W. H. Gerhardt | Alpha Omega |
| William L. Hahn | Alpha Upsilon |
| E. Robert Hautzenroeder | Alpha Rho |
| John V. Henik | Theta Psi |
| Howard E. Hight | Alpha Omega |
| Kathleen M. Jahnke | Eta Mu |
| *John C. Jayson | Delta |
| Allen I. Kutchins | Gamma Pi |
| *Robert O. Lewis | Beta |
| Jack L. Metcalf | Beta |
| *Robert A. Mocella | Beta |
| Robert A. Mocella, Jr. | Epsilon Omega |
| *Thomas M. Mocella | Beta |
| Calvin Montgomery Sr. | Beta |
| James L. Prescott | Gamma Pi |
| *Steven R. Szekely | Beta |
| *Rudolph H. Weber | Beta |
*Deceased
Chicago Alumni Chapter of Delta Sigma Pi 