COS collaborates with researchers, scholars, churches, and various institutions. Collaborations are organized in two ways –  Direct cooperation between COS and various institutions, as well as between COS projects and external organizations.

The Research Board of Metropolitan Alvares Julius Research Project (MARP) which is a premium project under COS collaborates extensively with the below Churches and their concerned departments.

The Christian Catholic Church – Canada
The British Orthodox Patriarchate -UK