CPCO is a voluntary, professional association that serves more than 2,100 principals and vice-principals in twenty-nine Catholic school boards across Ontario.

CPCO values the well being of students, Catholicity, independence as an organization and educational partnerships.

CPCO is the leading Catholic educational organization providing exemplary professional learning opportunities, services and resources. CPCO offers the Principal's Qualification Program, which has been approved for accreditation by the Ontario College of Teachers.