Name
- A V Roe and Company, aircraft manufacturer, 1910-19631
- Air Ministry, 1918-19641
- Airwork Limited, 1928-19881
- Commonwealth Relations Office, 1947-19661
- Foreign Office, 1782-19681
- HM Ambassador to Afghanistan, 1922-1
- Indian Political Service, External Affairs Department, 1937-19471
- Kuwait Oil Company, 1934-1
- Ministry of Civil Aviation, 1945-19531
- Ministry of Supply, 1939-19591
- Political Resident, Persian Gulf, 1822-19711