Constructora COSAL was founded in 1975, by Mr. Samuel Levy Benveniste , with the aim of studying, planning and executing civil works and building projects in the country. To date, COSAL has executed more than 1,000 works equivalent to more than 1,500 million dollars, in all regions of the country, from Arica in the north to Puerto Porvenir in the extreme south, with regional offices in Temuco, Concepción e Arica .Residential and corporate buildings, sanitary huts, mining constructions, sports stadiums, airports, pipelines, industrial works, fire stations, schools, hotels etc.