Name
- Petroleum Division, 1929-19708
- Anglo-Iranian Oil Company Limited, 1909-19546
- Bahrain Petroleum Company, 1929-6
- Foreign Office, 1782-19686
- Petroleum Concessions Limited, 1935-6
- Middle East (Official) Committee, 1940s4
- Political Agent, Bahrain, 1905-19714
- Arabian American Oil Company, 1933-19883
- HM Ambassador to Iran, 1807-19803
- HM Ambassador to Iraq, 1932-3
- Political Resident, Persian Gulf, 1822-19713
- Admiralty, 1708-19642
- Cabinet Office, 1916-2
- Colonial Office, 1854-19662
- Committee of Imperial Defence, Standing Official Sub-Committee for Questions Concerning the Middle East, 1930-19392
- Commonwealth Relations Office, 1947-19662
- D'Arcy, William Knox, petro-chemical industrialist, 1849-19172
- Department of State, United States, 1789-2
- Emir of Dubai, Āl Maktūm dynasty, 1833-2
- Emir of Kuwait, 1718-2