Project Office spans the complete project lifecycle ? from the initial idea or request, through prioritization and execution, to completion, and release. It meets the needs of multiple stakeholders, such as senior management who need a broad view of the project portfolio and its aggregated contribution to the company; portfolio managers who prioritize projects to balance overall risks and rewards, optimizing the portfolio to achieve corporate goals; project managers and team members who execute project management responsibilities and exchange and collaborate project information; and lastly business unit stakeholders who can drill down for details on their projects of interest.