  In the competitive environment, companies have given increasing importance to
the IT sector and the resources it delivers as strategic. As a result, IT
becomes a living being within the company. This sector is being subject to
continuous changes in this scenario. These changes can occur within the own IT
sector or whether IT to other sectors of the company. For both scenarios, it is
important to have a good change control to avoid unnecessary trouble and
expense. This paper aims to show through a case study, the benefits and results
obtained with the implementation of a process of managing and controlling
changes in the information technology environment of a large government company
in Brazil.
