Vial Agro S.A. is an Argentine construction company controlled by the Quantín family. It engages in the construction of civil, road, hydraulic and port infrastructure in Argentina. The company was established in 1964 and is headquartered in the city of Tres Arroyos. In 2017, the company began resurfacing of the Energía-San Cayetano stretch of Route 75 in Buenos Aires province and renewing the pavement of 300 blocks in General Pico city in La Pampa province. In 2015 Vial Agro was awarded the concession to upgrade the Almirante Marco Andrés Zar Airport in Trelew in Chubut province through a temporary consortium (UTE) with Argentina's Ingeniería y Arquitectura S.R.L.