We attribute the success of the GTIS to our superior faculty and staff members and their dedication to teaching, hardwork, and service.

Rev. David Jhung
Rev. David JhungSchool Director
Mam. Mary Joy P. Pagtakhan
Mam. Mary Joy P. PagtakhanHead Teacher
Mam Charie Añasco
Mam Charie AñascoGuidance Counselor

Mam Michelle Ibahay
Mam Michelle IbahaySchool Registrar

Our Valuable Teachers & Staff

Mam Monica Villasencio
Mam Monica VillasencioKinder 1 & 2 Adviser
Mam Cherry Rose Honra
Mam Cherry Rose HonraGrade 1 Adviser
Mam Jhollie Anne Delgado
Mam Jhollie Anne DelgadoGrade 2 Adviser

Mam Casselyn Domingo
Mam Casselyn DomingoGrade 3 Adviser
Mam Methus Milliondaga
Mam Methus MilliondagaGrade 4 Adviser
Sir Brian Jhones Abundo
Sir Brian Jhones AbundoGrade 5 Adviser

Mam Rosette Enoc
Mam Rosette EnocGrade 6 Adviser
Mam Jessielyn Salvador
Mam Jessielyn SalvadorGrade 7 Adviser
Mam Mirasol Umali
Mam Mirasol UmaliGrade 8 Adviser

Sir Mark Joseph Faa
Sir Mark Joseph FaaGrade 9 Adviser
Mam Shena Yulo
Mam Shena YuloGrade 10 Adviser