Mellat Investment Bank (Persian: تامین سرمایه بانک ملت) is a full-fledged Iranian investment banking firm based in Islamic Republic of Iran and is headquartered at No. 6, 7th St., Bokharest Ave. of Tehran City. Mellat Investment Bank is licensed and regulated offering investment banking services in Iran by the country's Securities and Exchange Organization (SEO). Mellat Investment Bank is a private joint stock company formed on 18 January 2011 in the State Organization of Deeds and Properties, Company Registration General Office in Tehran.