Name
- Political Resident, Persian Gulf, 1822-197113
- Under Secretary of State for the Colonies, United Kingdom, 1854-196610
- Foreign Office, 1782-19688
- Petroleum Division, 1929-19707
- Anglo-Iranian Oil Company Limited, 1909-19546
- King of Bahrain, 1783-6
- Political Agent, Bahrain, 1905-19716
- Adviser to the Government of Bahrain, 1926-19574
- Bahrain Petroleum Company, 1929-4
- Eastern and General Syndicate Limited, oil company, 1920-19394
- Government of the German Empire, 1871-19184
- HM Ambassador to Iran, 1807-19804
- Persian Railways Syndicate, 1911-19394
- Robert Wönckhaus and Company, 1890s-Early 20th century4
- Emir of Kuwait, 1718-3
- Emir of Sharjah, al-Qāsimī dynasty, 1866-3
- Frank C Strick and Company Limited, shipping company, 1885-19723
- German Consul, Bushire, Early 20th century3
- Government of Persia, Qājār dynasty, 1794-19253
- Political Agent, Kuwait, 1904-19613