1) Vinci 115 year-old French giant Headquarters: Rueil-Malmaison, France Revenue: 36.96 billion EUR (2011) Subsidiaries: Eurovia, Vinci Autoroutes, Cegelec 2)Grupo ACS Spanish contractor was formed in 1997 Headquarters: Madrid, Spain CEO: Florentino Pérez (1997–) Revenue: 38.4 billion EUR (2012) Founder: Florentino Pérez Founded: 1997, Madrid, Spain Operating income: 1.579 billion EUR (2012) 3)Bechtel largest US contractor Headquarters: San Francisco, California, United States Revenue: 32.3 billion USD (2015) CEO: Bill Dudley (2014–) CFO: Peter Dawson Chief innovation officer: Steven Katzman (Manager Epc Functions) General counsel: Michael Bailey Subsidiaries: Bechtel Jacobs, Marinship, Bechtel Corporation Angola 4)Hochtief German company Headquarters: Essen, Germany CEO: Marcelino Fernandez Verdes (Nov 2012–) Stock price: HOT (ETR) € 118.85 -0.05 (-0.04%) 15 Sep, 5:02 PM GMT+2 – Disclaimer Founded: 1875, Frankfurt, Germany Parent organization: Grupo ACS Subsidiaries: CIMIC Gr...