The Forum of Corporations, or the Piazzale delle Corporazioni, was the principal center of commerce and trade for the Roman Empire mainly during the Age of Augustus.

Located in the major port city of Ostia, this open-air market was essential for Rome as a place of varying and exotic goods from foreign lands.

Rebuilt in the 2nd century AD, the Forum of Corporations was also representative of the many diverse cultures that made up the Roman Empire.

The rooms were separated by a wooden partition and were arranged according to the geographic origin of the merchant or business, the majority which were based in Africa.

The most notable detail of the Forum of Corporations is the intricate black and white mosaics that lie in front of each shop.