Presidential Administration of Iran (including Office of the President of Iran) consists of the immediate staff of the current President of Iran and multiple levels of support staff reporting to the President. It is located in Pasteur Street.
Chief of Staff of the President of Iran is a title referring to two different positions in Iranian government that may be held by one person:
Both office-holders act as a senior aide to the President of Iran.
Mahmoud Vaezi holds both titles since 2017.