These institutions represent a diverse network of educational and social service centers primarily located across North-East India and parts of West Bengal. Many are administered by Christian missionary congregations, especially inspired by the spirituality and educational vision of St. Francis de Sales (SFS) and Don Bosco, focusing on holistic human development.

They include schools, training centers, renewal centers, and other service-oriented establishments dedicated to education, character formation, and community welfare. Along with academic learning, these institutions emphasize moral values, leadership, discipline, and social responsibility. They often serve rural and semi-urban communities, contributing significantly to improving access to quality education and social support.