The builder (patron) of this large caravanserai was a person by the name Sa'd al-Saltaneh Isfahani (آقا باقر سعد السلطنه اصفهاني), after whom the caravanserai is named.
The individual responsible for constructing this large caravanserai was Sa'd al-Saltaneh Isfahani (آقا باقر سعد السلطنه اصفهاني), whose name is associated with the building.