AbstractWhy is the number of unsuccessful projects in the world almost constant from year to year? Among the factors influencing success, there are two reasons:•all PM methodologies and approaches methods and tools have been developed for project manager, based on his needs to execute the projects•other interested parties make decisions and really do manage projects, but they DO NOT have any specific methods and tools for the successful fulfillment of their functions.There is a methodological mistake. Well – known PM methodologies and approaches deal with the stakeholders as the “objects” of management. However, key stakeholders do manage the project being the main decision makers, thus they are “subjects”, not “objects” of management. The ...