St. Theresa Sr. Sec. School, Fonseca Estate, Kathgodam - 263-126 Nainital, Uttarakhand is an English medium Catholic Minority unaided school, established and administered by St. Alphonsus Catholic Education Society, registered under Society's Registration Act XXI to 1860.
The school with its calm and serene surroundings is situated at the Himalayan foothills, Nainital Road, Kathgodam, Uttarakhand. The school is recognised & affiliated to Central Board of Secondary Education, Delhi up to class XII. (Affiliation No. 3530083) It is a Co- educational Institution where boys and girls grow up together in a healthy atmosphere of equalityand mutual respect.