The Presbyterian Theological Seminary Students Association (PRETSSA) is the umbrella organization of the PTSCAS student body. The association seeks to perform the following functions: facilitate the development of community, enhance social interaction, communicate interests within the student body and members of the faculty and administration.

Other interest and fellowship groups are existing under PRETSSA to meet the emotional, social, physical and spiritual needs of the students such as ACE (Association of Christian Educators), ISBOA (International Student Body Association), ARTS (Association of Reformed Theology Students), and Building Up (Official Student Publication).