L.I. was closed until 1945 due to World War II. In 1950, L.I. inaugurated its elementary and college departments. The tertiary level courses offered were Associate in Commercial Science, Elementary Teacher's Certificate, and Associate in Arts. Later, Bachelor of Secondary Education, Bachelor of Elementary Education, Bachelor of Science in commerce, Bachelor of Arts and Junior Secretarial Courses were offered. In 1994, Bachelor of Science in Secretarial Administration, Bachelor of Science in Computer Engineering, Bachelor of Science in Computer Science started to admit college students for their courses. TESDA Courses were then offered, Computer Programming NC IV, Practical Nursing, Housekeeping, Food and Beverage, Commercial Cooking and Bartending. Currently, the new courses of the College Department include Bachelor of Science in Hotel and Restaurant Management, Bachelor of Elementary Education major in Preschool Education, Bachelor of Secondary Education major in Physical Science, Biological Science and Technology and Livelihood Education and Bachelor of Science in Psychology.
