Beats of the Brotherhood
February 24, 2023
For table reservations please contact the OBU Administrative AssistantPrep OBU Hotline: 07177737628 - Bill RichardsEmail:



Gandhar III
October 22, 2022
An evening of enchanting music and dance presented by S.Thomas' Preparatory School



OBU 41ST Annual General Meeting - May 9, 2022
May 9, 2022
OBU Rules that the 41st Annual General Meeting (AGM) of the S.Thomas’ Preparatory School Old Boys’ Union (STPS OBU) will be held on Saturday the 28th May, 2022 at 5:00 PM in the School Hall followed by refreshments and the fellowship hosted by the Headmaster. All Old Boys are welcome (Registration for the AGM and […]



Admissions to Grade 6 (Sinhala/Tamil Medium) – 2022
March 18, 2022



I Apologize February 28, 2022
February 28, 2022
The S. Thomas’ Preparatory School Choir together with the Past Prepite Choir is proud to present “I Apologize,” an online concert premiering tonight (Monday, February 28th, 2022) at 7 pm. The concert can be accessed from the following link :
S. Thomas' Preparatory School
Old Boys' Union
The S. Thomas’ Preparatory School Old Boys’ Union (OBU), an association comprising of past prepites, was formed on May 12th 1978, coinciding with the commemoration of the 40th Anniversary of the school. Its aim and purpose are to assist and aid the school when called upon to do so, with the collective assistance of its old boys, and to instill a sense of brotherhood and camaraderie amongst the students who have had the privilege of studying there, and since left.
© 2022 S. Thomas' Preparatory School Old Boys’ Union.
All Rights Reserved.
Contact Details
The Administrative Office,
S. Thomas' Preparatory School Old Boys' Union,

Address : No. 98, Steuart Place, Galle Road, Colombo 03.

Tel : 071 77 37 628
Email :

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