This thesis introduces the three types of culture. The goal of this thesis is to determine the main dimensions of project culture and show how to improve organizational or project culture through a questionnaire survey. Last but not least, the next goal is to describe all the steps that follow after the evaluation of questionnaire. The first part discusses the sense of culture and the kinds of culture. The beginning is about the national culture. The following chapter deals with corporate culture and its main characteristics. In terms of the main goals of this thesis, the end of this part focuses on the list of methods of improving organizational culture and specifics of project culture, including its characteristics and dimensions. The sec...