The PMO VALUE RING has in its database:

The PMO Value Ring methodology, developed to improve the strategic alignment and effectiveness of PMOs, maintains a database containing 30 potential benefits that PMOs can deliver. These benefits help organizations understand the value and impact that a PMO can have on project performance. Additionally, the methodology identifies 26 potential functions that PMOs can perform. These functions range from governance and performance monitoring to resource management and knowledge sharing, allowing organizations to tailor their PMOs based on specific needs and strategic priorities​​.