Name
- Secretary of State for Foreign Affairs, 1782-19688
- Foreign Office, 1782-19685
- Political Resident, Persian Gulf, 1822-19714
- Trans-Iranian Railway, 1927-4
- HM Ambassador to the Ottoman Empire, 1583-19143
- Persian Railways Syndicate, 1911-19393
- Société Internationale d'Etudes du Chemin de fer Transpersan, 1912-early 20th century3
- Ambassador of France to the United Kingdom, Early 18th century-2
- Ambassador of the Russian Empire to the United Kingdom, 1706-19172
- British Legation, Tehran, c 1836-19442
- Permanent Under-Secretary of State for Foreign Affairs, 1790-19682
- Viceroy and Governor-General of India in Council, 1773-19472
- War Office, 1857-19642
- Admiralty, 1708-19641
- Anglo-Iranian Oil Company Limited, 1909-19541
- Assistant to the Political Resident in the Persian Gulf, 1828-19711
- Baghdad Railway, 1903-1
- Baring Brothers and Company Limited, 1891-19951
- British Bank of Iran and the Middle East, 1889-19521
- British Consul, Arabistan, Early 20th century1