Motiva Linha 4

Motiva Linha 4, formerly known as ViaQuatro, is a Brazilian company belonging to Motiva responsible for the operation, maintenance and investment of the Sao Paulo Metro Line 4 under a 30 year public-private concession contract worth more than two billion US dollars, the first such concession contract in the country, run in partnership with the government of the State of Sao Paulo. Under the agreement the state installs the line's civil infrastructure while the company operates and maintains the line.