| Distinguished Service Medalists | Distinguished Service Medalists |
| 1992 - Dr Ken Basden | 2007 - Ted Pender |
| 1992 - Hanns Hartmann | 2007 - Jack Chiodo |
| 1992 - Dick Manuell | 2009 - Dr Gerda Kuschel |
| 1996 - Alec Smith | 2009 - Prof Howard Bridgman |
| 1998 - David Johnson | 2009 - Dr Owen Pitts |
| 1999 - Robert Hope | 2011 - Barbara Veluppillai |
| 2000 - Frank Fleer | 2011 - Andrew Martin |
| 2002 - Dr Neville Bofinger | 2012 - None awarded |
| 2002 - Geoff Angus | 2013 - Janet Petersen |
| 2002 - Alan Crapp | 2013 - Jeff Bluett |
| 2002 - Gavin Fisher | 2013 - Nick Agapides |
| 2003 - Jack O’Heare | 2015 - Catherine Wilson |
| 2004 - Robin Ormerod | 2017 - Vicki Callaway |
| 2004 - Ken Webb | 2017 - David Wainwright |
| 2007 - Geoff White | 2019 - Jenny Simpson |