Transportation
Inland transportation of personnel
Maritime and consolidation of international cargo
Inland and consolidation of national cargo
Coal Transportation by land
Renting of vehicles
Electrics
Electric energy
Network maintenance
Construction of electric lines
Connection Service to STN
National interconnected Electrical Grid
Camp miscellaneous services
Food services for operative personnel
Industrial and offices cleaning, garbage gathering, underbrush control, sanitary control
Vigilance services
Pest control
National and international mail services
Air conditioned maintenance
Human Resources miscellaneous supports
Personnel recruiting
Clinic laboratories
Medical insurance
Rehabilitation services
Airport services
Airport transport service
Airports management. Aeronautic firemen
Civil works
Bridges Construction
Maintenance and repair of roads
Constructions
Consultancy, technical and inspections services
Infrastructure services at the port and railroad
Perforation
Development (thriconated, coring)
Pumping wells
Building maintenance
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