Teacher Israel Lledo has earned his Bachelor of Secondary Education at Republic Central Colleges in 1995 and Master of Arts in Educational Management at Dr. Gloria D. Lacson Foundation College in 2021.

His qualification and experiences as teacher cannot be described in few simple words as it encompasses over 20 years of teaching experience and 7 year of education. During his time in various schools in the Philippines, he was able to demonstrate not only his teaching ability but also been rewarded the position of Head Teacher for his insights in leading the fellow teachers and school administration.

Currently teacher Israel has been with Concordia since 2022 as English teacher for Grade 5-12 students. His passion for teaching is still strong even after residing as head teacher for several years.