Grupo SIAC has more than 20 years in foreign trade and 4 main business areas: - Inventory control. - Foreign trade. - Customs Broker. - Storage and Supply. We have the most innovative Storage Systems on the market. As well as the best tool for controlling foreign trade operations: Integra-Plus. SIAC provides its services to more than 150 companies of international stature in Mexico and in several countries of the world.