This study investigates the usage of social media by companies. The gathered information was related to the objective of using it, the criteria when selecting the tools and to find out the type of activities which the companies have done. The methodology is a qualitative approach with exploratory study. The results show that the main objective of the company was to strengthen the brand´s name. The criteria to select the online tools were the huge presence of their stakeholders in the selected tool. Besides the use of Twitter, the company has not done any other activities using social media tools.