Maturing a Project Management Office (PMO) is the process of moving the PMO through different stages - from a focus on operational efficiency to a focus on strategic alignment.
The PMO Maturity Cube, a Project Management Office Maturity Model
The PMO Maturity Cube, a Project Management Office Maturity Model
An Overview of Project Management Maturity Models - EpicFlow
Capability Maturity Model (CMM)
Comparison of the Different Types of Project Management Office (PMO).
Strategic - Benefits - Realizatin. - IT As An Engine For Execution
The Strategic Project Office, Second Edition Book - EVERYONE
Organizational Maturity Models
Maturing a Project Management Office