Being the central operational body, PMC's primary role is to streamline the workflow of the members of PPPO and regulate benefits to the members of PAIO. It is a forum where Montessori related businesses and individuals can come together and seek solutions to Montessori related issues and support each other. Thus, PMC is eager to affiliate as many Montessori schools and business as possible by offering attractive packages, and thus lead them to Montessori excellence through regular support and PMCs its excellent system of self accreditation. It's other roles include the supervision of publications, regulation of research, maintenance of an e-mail group, etc.