Professional project management roles can be separated in two sides:
This classification is taken from supply chain management. It helps to understand how the different players collaborate throughout the project lifecycle.
Firstly, all roles want to optimize resource utilization, assigning them to the most important projects.
Secondly, all players from demand and supply sides need to collaborate during the whole lifecycle.
Project Management stands between Demand and Operations Management. Projects can be divided into sequential phases, each of them managed as a project again, using processes from initiation to closing. In predictive projects, with most requirements clear from the beginning, planning is key. In adaptive or agile projects, final requirements are gradually discovered, continually collaborating with some stakeholders.
There are 11 different roles to collaborate professionally on project management: