The importance of business process management goes without saying. As its realization is less straightforward, maturity models have been developed to gradually assess and improve business processes. Although their aim is to assist organizations, the proliferation of maturity models also confuses organizations. They have no overview of existing models and their differences, which makes an informed choice difficult. Choosing the right Business Process Maturity Model (BPMM) is however important, as previous paper indicated the existence of different maturity types being measured by the existing models.