In 2005, a proposition suggesting to stop its operation was presented due to the inability of the provincial government to support the school.

[1][3] Laboratory School had received numerous awards in both academic and athletic competitions in citywide and national level.

TSU-LS faculty members included: Daisy Pangilinan, Jeremy Canlas, Marichu Aznar, Dr. Chona Conte, Sharon Galbadores, Nerissa Olarte, Judeo Herrera, Engr.

Agliam, Alvin Tan, Ramachandra Torres, and Mark Liherson Mateo (Clerk).

The school also published its student yearbook called The Spark Jr. occasionally.