The American National Catholic Theological Institute is a theological and educational resource for the American National Catholic Church. Its primary mission is to form qualified women and men for the Catholic priesthood by providing quality theological education and programs for spiritual development. Institute programs are also offered to lay persons seeking a deeper knowledge of their faith and to clergy seeking opportunities for continuing education.

Rooted in the apostolic community gathered around Jesus Christ, the American National Catholic Theological Institute forms seminarians, clergy and lay people according to the Heart of Jesus the Good Shepherd by fostering deeper intellectual and spiritual knowledge and bonds of community in the context of the new evangelization of the twenty-first century.