Welcome to the page of the CSO-BUILDINGS, with a history of over 15 years nationally and this company is present in many public works, roads, railways, among others.
We have participated in the construction of emblematic works in Portugal as Expo 98 and Vasco da Gama Bridge.
The work performed in these works range from the drain, central splitter, splitter curb double galgavel curb, gutter central splitter, ...