Hiring Specialized Services, From Legal Entities, With The Purpose Of Meeting The Needs Of Corrective Maintenance In Various Sectors Belonging To Esa. Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Installation / Maintenance / Removal - Flooring In General (Except Wood),Civil Sanitation Works - Rainwater And Industrial Drainage System,Construction / Maintenance /Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction / Maintenance / Renovation - Roof,Construction/Maintenance/Renovation - Roof,Construction/Maintenance/Renovation - Roof,Pruning, Cutting, Uprooting Trees - Public/Private Areas,Unclogging,Septic Tank/Sewer/Boca De Lobo Cleaning,Specialized Cleaning Service,Hydro-Sanitary Building Facilities,Specialized Cleaning Service,Construction/ Maintenance / Renovation - Roof,Maintenance Of Electrical Power Distribution Lines,Maintenance Of Electrical Power Distribution Lines,Maintenance Of Electrical Power Distribution Lines,Maintenance Of Electrical Power Distribution Lines,Maintenance Of Electrical Power Distribution Lines,Maintenance/Operation Of Water Treatment Plant,Maintenance Of Networks - Water / Sewage, Civil Sanitation Works - Water Treatment, Sanitary Sewage And Industrial Waste, Network Maintenance - Water / Sewage, Civil Sanitation Works - Water Treatment, Sanitary Sewage And Industrial Waste, Maintenance/Operation Of Water Treatment Plant, Network Maintenance - Water / Sewage