The Columbia Institute for Subterranean Infrastructure Technologies and Techniques CISTT, welcomes its most recent member: to the company PALMIERI S.P.A.

The Columbia Institute for Subterranean Infrastructure Technologies and Techniques CISTT, welcomes its most recent member: to the companies INDUSTRIAS CONCRETODO S.A.S., DIRIMPEX S.A.S. and the Eng. LUIS HERNANDO LEAL CORONADO.