Vinci is 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.

Rio Branco–Plácido de Castro International Airport is an airport serving Rio Branco, Brazil. Since April 13, 2009 the airport is named after José Plácido de Castro (1873–1908) a politician leader of the Acrean Revolution.