| 1927 | Dr A. P. Thurston | |
| 1927 | F de P Green | |
| 1931 | R M Balstom | |
| 1936 | A F Houlberg MBE | |
| 1936 | G Geoffrey Smith | |
| 1936 | C R Fairey | |
| 1936 | R Marshall | |
| 1937 | W E Evans | |
| 1937 | B K Johnson | |
| 1937 | His Grace the Duke of Richmond & Gordon | |
| 1937 | Lt Col C E Bowden | |
| 1938 | Capt L Plugge | |
| 1939 | Mrs S Thurston | |
| 1940 | Lt Col J T C Moore Brabazon | |
| 1940 | Capt J L Pritchard | |
| 1942 | H R Perrin | |
| 1943 | Lt Col C E Bowden | |
| 1943 | W A Russell | |
| 1943 | Wing Commander Pelly-Fry DSO | |
| 1945 | Charles R Fairey | |
| 1948 | Sir Robert Bird | |
| 1974 | Air Cmdr E S Baddeley Ceng MRAeS FIMgt RAF (Ret) | |
| 1974 | Sqd Ldr John Crampton DFC AFC & Bar MRAeS RAF (Ret) | |
| 1974 | H J Nicholls BSc FSMAE Hon Pres CIAM FAI | |
| 1999 | ACM Sir Michael Alcock GCB., KBE., FEng., FIMechE., FRAeS. | |
| 2000 | Ron Moulton FSMAE | |
| 2000 | Alan Daley | |
| 2002 | Kath Watson FSMAE | |
| 2010 | Air Cmdr Robert McAlpine CBE DFC MA BsC MRAeS RAF | |
| 2011 | Martin Dilly FSMAE | |
| 2023 | Roger Hopkinson MBE |