Name
- Anglo-Iranian Oil Company Limited, 1909-195414
- Foreign Office, 1782-19689
- Bahrain Petroleum Company, 1929-6
- Government of Iran, Pahlavi dynasty, 1925-19796
- Anglo-Saxon Petroleum Company, 1898-19555
- British Legation, Tehran, c 1836-19444
- Political Agent, Bahrain, 1905-19714
- HM Ambassador to Iran, 1807-19803
- King of Bahrain, 1783-3
- Political Resident, Persian Gulf, 1822-19713
- Royal Dutch Shell, oil company, 1907-3
- Admiralty, 1708-19642
- Adviser to the Government of Bahrain, 1926-19572
- Bahrain Petroleum Company, Chief Local Representative, 1930-c 19712
- Deutsche Bank, 1870-2
- Imperial Government of the Ottoman Empire, 1908-19182
- National Bank of Turkey, 1909-19312
- Petroleum Division, 1929-19702
- Silley, Roland H, oil explorer, fl 19142
- Treherne, Higgins and Company, law firm, fl 19142