 Capability Maturity Model (CMM) based maturity model for project management (PMMM)
"Maturity is measured using the Project Management Maturity Model (PMMM)...that incorporates the Software Engineering Institute's (SEI) Capability Maturity Model's (CMM®) five evolutionary maturity levels, and examines maturity development across the nine knowledge areas in the Project Management Institute's (PMI®) A Guide to the Project Management Body of Knowledge (PMBOK® Guide)."