The organization played an important role in the development of civilization. Although a term unknown to man at the time, the emergence of civilization also brought about communities. Communities represent a group of people who invest all their knowledge, skills and abilities in pursuing a common goal, just like a business organization. Modern organizational structures are prone to dynamic business and risk taking. With the development of classic organizational structures, the emphasis is placed on the element of human resources in contemporary ones. The project organizational structure is a temporary organization whose purpose is to solve a new problem. As a key feature of this contemporary organizational structure, it can be emphasized that it is being added to an existing structure. The aforementioned contemporary organization was formed in project teams. Project teams or project teams are made up of specialists from other areas of the organization who are responsible for carrying out the project processes. The main task of the project manager is to provide a team that will deliver the project in a quality and prompt manner. He needs to invest his knowledge and skills to create an effective group where each individual will strive to achieve the goal. Being a project organization is proving to be a good measure of managerial success. Human resources management as the youngest function of the manager plays a key role in the project organizational structure. The final paper will discuss the importance of organizational structure and its elements. As the project organizational structure is added to the existing structure, it is important to emphasize the reasons for its emergence, the forms and the way human resources are organized as a key factor of any organization. The paper presents types of organizational forms with regard to the project goal, and the way of organizing human resources through project teams to achieve optimal results.