Vinci SA

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Vinci s a French concessions and construction company founded in 1899 as Société Générale d'Entreprises. Its head office is in Nanterre, in the western suburbs of Paris. Vinci is listed on Euronext's Paris stock exchange and is a member of the Euro Stoxx 50 index Sociedad Española de Montajes Industriales, S.A. (SEMI) is a major Spanish engineering and construction firm specializing in electrical and railway infrastructure. The company carried out the electrification of the Tel Aviv–Jerusalem Fast Train (A1) and continues to provide it with maintenance services. On December 28, 2015, SEMI won a tender from the Israeli state-owned railway company, Israel Railways, to electrify the country's railway network infrastructure in a project valued at approximately NIS 2 billion. The agreement covers the electrification of 420 km of existing and planned rail lines—including the A1 railway—as well as the construction of control stations and the implementation of associated control and monitoring systems. Valid until December 27, 2032, the contract includes a ten-year maintenance period for the A1 railway, with an option to extend maintenance for an additional 15 years. These transit lines connect Israeli settlements to one another and to Jerusalem. The Vinci Group acquired SEMI in 2021, and it is no longer a subsidiary of ACS In 2025, the company was awarded an additional NIS 340 million contract by Israel Railways for a further electrification project, which includes the 431 Railway that connects to the A1 line. On September 26, 2025, the UN High Commissioner for Human Rights updated its database of business enterprises operating in Israeli settlements in the West Bank and East Jerusalem, noting that such construction is illegal under international law. SEMI was among the companies included on the updated list. -- Listed on Euronext Paris (DG), VINCI is a global concessions and construction leader backed by major institutional and sovereign wealth funds, notably NBIM, BlackRock, QIA.