Project Management Organizational Structures The way in which project groups of an organization are constructed is known as the organization structure. The organizational structure of a company affects every aspect of the business; communication, decision making, and delegation. Having a general understanding of each organizational structure will equip the company with the knowledge to make an informed decision of which structure is best for their company. Management must ensure effective communication and coordination within the organization. There are three primary project management organizational structures: functional, matrix, and pure project. These three project management organizational structures will be compared and contrasted herein.