Name
- Foreign Office, 1782-19684
- Board of Trade, 1786-19702
- British Vice-Consul, Bushire, Early 20th century2
- Department of Overseas Trade, 1918-19532
- Secretary of State for Foreign Affairs, 1782-19682
- British Consul, Khorramshahr, 1880-19681
- British India Steam Navigation Company Limited, 1862-19711
- British Legation, Tehran, c 1836-19441
- Deutsche Dampfschifffahrts-Gesellschaft Hansa, shipping company, 1881-19801
- Frank C Strick and Company Limited, shipping company, 1885-19721
- Government of India, Foreign Secretary, 1843-19371
- HM Ambassador to Iran, 1807-19801
- Hamburg America Line, shipping company, 1847-19701
- Italia Marittima SpA, shipping company, 1836-1
- Mesopotamia Expeditionary Force, Chief Political Officer, 1914-1920?1
- Permanent Under-Secretary of State for India, 1858-19351
- Political Resident, Persian Gulf, 1822-19711
- Robert Wönckhaus and Company, 1890s-Early 20th century1
- Sinclair, Ronald, secret agent, 1889-19881
- Trans-Iranian Railway, 1927-1