Towards the end of the 1970s, the architectural office of Flora Manteola, Javier Sánchez Gómez, Josefina Santos, Justo Solsona and Rafael Viñoly (MSGSSV) together with Carlos Sallaberry began to devise the project for the Prourban Building, which would become one of the most emblematic buildings in the city of Buenos Aires and would be popularly nicknamed "El Rulero".
