Our mission at HTCS is to nurture the gifts and talents of every student, forming life-long learners, joyful servants of Jesus, and influential leaders. Celebrating Catholic Education from PreK to 8th grade since 1994. Holy Trinity Catholic School, nutures the gifts and talents of each student forming life-long learners, joyful servants of Jesus, and influential leaders. The mission of Holy Trinity Catholic School (HTCS) is to nurture the gifts and talents of every student, forming life-long learners, joyful servants of Jesus, and influential leaders. HTCS is the parish school of Good Shepherd Catholic Community (Colleyville, TX.), St Francis of Assisi (Grapevine, TX.), and St Michael (Bedford, TX.).