Hervé Le Caignec graduated from École Spéciale des Travaux Publics (TP86) and started his career building and maintaining road infrastructure.
He then oversaw the development and operation of major infrastructure through Public-Private Partnerships (PPP) both in France and abroad. He spent 14 years at the VINCI Group, 4 years at SNCF, and 10 years at the Caisse des Dépôts Group. In March 2017, he was named Chairman of LISEA, the concession holder for the Tours-Bordeaux high-speed line.
A graduate of École Nationale des Ponts et Chaussées, Gilles managed the Île-de-France regional branch for Egis Aménagement (transport and mobility engineering, urban development, etc.). He then served as Managing Director of the European Economic Interest Grouping that manages and operates the Mont Blanc Tunnel for ATMB and the Italian Mont Blanc Tunnel Company (SITMB).
He became the new Managing Director of Oc’Via on 1 May 2019.