Most prevalent PMO frameworks in organizations worldwide as of July 2013

* Project management office
The survey was conducted among 533 project management office leaders worldwide who had final decision making authority for their project management office.
Organizational unit PMO/business unit PMO/divisional PMO/departmental PMOs provide project-related services to support business units.
Project support/services/controls office or PMOs provide enabling processes to continuously support the management of a project, program or portfolio
Enterprise/organization-wide/strategic/corporate/portfolio/global PMOs are the highest-level PMOs and are often responsible for the alignment of projects and programs to strategy.
Centers of excellence/centers of competency support project work by giving the organization methodologies, standards and tools.
Project-specific PMO/project office/program offices provide project-related services as a temporary establishment to support a specific project or program.