This thesis analyses the current situation in the company on the field of project management in handling of a solar power station construction. The thesis is divided into two main parts theoretical and practical. The first part describes the company ZTC Holding, SE and deals with the theoretical bases of project management, where management and its functions, project management, project description, description of activities of the project manager and his team are defined. In this section, the theory of temporal analysis of the project, including methods of Critical Path Method (CPM) and Gantt diagrams are included as well. The second section applies an analysis of the external environment by PESTLE analysis and SWOT analysis and analysis of the internal environment 7S. This part also discusses exact definition of the project, project objectives defined by SMART methodology, and points out specific risks that may occur during the project. The conclusion of this master thesis is devoted to an overall evaluation of proposed processes, which should improve performance of ZTC Holding, SE.