TVT Ltd stands at the most modern technological level in the field of glass-steel constructions:

Vitarelli Vito spa, one of the most important wholesaler of glass in Italy, Roberglass Ltd, the builder of Louvre’s inverse pyramid; Iron Art srl, expert in steel constructions; University of Pisa, represented by Prof. Maurizio Froli, Associate Professor of Structural Engineering of the School of Engineering of the University of Pisa, and Studio INTRE, certified engineering studio in Lucca.