Major-General
* 2nd of July 1896
† 11th of February 1976
| 1938-07-01 | Brevet Lieutenant-Colonel |
| 1940-04-20 | Acting Colonel |
| 1940-05-25 | Acting Brigadier |
| 1940-06-16 | Reverted to Acting Colonel |
| 1940-10-20 | War Substantive Lieutenant-Colonel |
| 1940-10-20 | Temporary Colonel |
| 1940-11-18 | Acting Brigadier |
| 1941-01-01 | Lieutenant-Colonel |
| 1941-04-26 | Temporary Brigadier |
| 1941-12-05 | Colonel (Dated back to 1941-07-01) |
| 1942-12-21 | Acting Major-General |
| 1943-12-21 | Temporary Major-General |
| 1946-04-27 | Granted the honorary rank of Major-General |
| 1935-10-01 | – | 1940-04-19 | General Staff Officer 2, War Office |
| 1939-XX-XX | Chief of Staff, British Military Mission to Poland | ||
| 1939-XX-XX | – | 1940-XX-XX | British Liaison Officer with Polish Forces in France |
| 1940-04-20 | – | 1940-05-24 | Commanding Officer Independent Companies [Norway] |
| 1940-05-25 | – | 1940-06-17 | Acting Commanding Officer 24th Brigade [Norway] |
| 1940-11-18 | – | 1946-XX-XX | Director of Operations & Training, Special Operations Executive, Ministry of Economic Warfare |
| 1943-XX-XX | – | 1945-XX-XX | Head of Special Operations Executive, Ministry of Economic Warfare |
| 1946-04-27 | Retired |