Contact Information and Logistics
Contact Information at School
School Reception 011 2784920/
011 4419200
Admissions Office 011 4419208 (Direct)
Business Office 011 2784920/
011 4419200
Primary Secretary Office
Secondary Secretary Office
Head of School (HOS) 0777418430 (mobile)
Executive Assistant to HOS 011 4419203 (Office)
Primary Principal 0777 762460 (mobile)
Secondary Principal 0777 418429 (mobile)
Head of Security/Transport 0767 965601 (mobile)
School Doctor 0112784920 Ext: 215
0777 714922 (mobile)
Head of Admin Operations 0773 897250 (mobile)
School Hours
Regular School Hours 8:15 am - 3:30 pm
Morning Supervision Begins 8:00 am
Afternoon Supervision Ends 4:00 pm
School Gecko Shop Hours 8:00 am - 3:30 pm
School Business Office Hours 8:00 am - 3:30 pm
Arrival and Dismissal Procedures
Start time
Opening of main entrance gates for dropping off Students - Primary school - 0800 hrs
Opening of Auditorium gate for dropping off students - Middle / Secondary school - 0800
Closing Time.
Opening of main entrance gates for picking up of Students - Primary school - Early Childhood cohort / KG / Pre School grade 1 will be 3.10 pm for pickup at 3.15pm. Grades 2 - 5 will be 3.25pm. -
Opening of Auditorium gate for Picking up of students - Middle / Secondary school - 3.25.pm
Car Stickers - Drop Off and Pick Up
Car Entry Sticker
If you have not already obtained your car entry sticker, please do so by filling out a form at the Security point.
Security Cards and Lanyards
If you need to obtain a new student or parent ID, please email Mr. Ajith Nathaniels, Head of Security and Transport at anathaniels@osc.lk and he will do the needful.