The PETCON - company settled in Brasília – DF, with the objective to serve as a consulting firm in the sectors of transportation, notably ports and waterways, hydric resources, environment and civil construction. With highly qualified and graduated consultants experienced in the governmental and private areas, elaboration , supporting and managing of transportation projects, mainly operation, organization, planning, legislation and engineering of ports and waterways, with an important amount of technical information, for the past 20 years, dealing with port and hydro subsectors. Notably in the environmental area, the company has a large experience on the execution of a great number of projects, in the hydro and port area and also in urban zones. On the construction area, the company executes projects using different types of concrete. Among a huge variety of high-quality projects and services offered by PETCON, we still have the developing of hydro, topographic and topobatimetric studies, geological aspects, implementation of supporting wires, signalizations, elaboration of previous studies of environmental impacts, limnologic, water quality monitoring and civil construction works among others.