Literature: Research Paper: “ Empowering project portfolio managers: How management involvement impacts project portfolio management performance”This research paper is about how the project portfolio management is widely increasing by the effort of the project portfolio manager. The main focus in this study is on the project portfolio managers, senior management and line management. These three managerial roles play very important role in the successof the business/company. So by empowering the project portfolio managers the impact can be either positive or negative. By the support of management the impacts can be more positive and leads to the succession. So for the succession of the portfolio management system the involvement of management can be done on three main kinds which are “ Empowerment, Encouragement and Intervention”. Now through explaining it we will get to know the importance of these three kinds. “The top or line management empowerment”, “The top management encouragement”, “The top or line management intervention”. These three kinds can lead to the project portfolio manager role definition which is The significance role and The clarity of formal role. Now the project portfolio manager understands how to perform the given task and finish it on the given time limit. After the completion of given task it leads to the project portfolio management system success.