The increasing importance given to the social responsibility and enterprise ethics can be noticed on the part of the companies as on the society. The adoption of a socially responsible position appears since years 90 in Brazil as a new model of enterprise management and as reply to the occurred changes in the environment and the scopes social and economic. It can be identified many advantages for the company in adopting this new model of management and also for the society that, more conscientious, starts to charge more of the organizations for this position. This work has the objective, therefore, to show the advantages of the social responsibility in a general way and to develop a diagnosis of the Mastersaf company about these subjects. For this, a field research was carried through. Interviews have been made with the managers of the company, in which they express their opinions on the subjects in question and on the possibility of implementation of a project of social responsibility in the company.