Osis Higher Educational Centre - A/L Arts, Commerce, Maths, Science, Technology

Indra Jayasekara (Male) - B.Sc. Degree in Science, M.Sc. degree in Environmental Science, Government trained Teacher, with 20 yrs experience

Rashmi Tharushika (Female) - Advanced Level English medium Biology

Thishani Karunaratne (Female) - Teaching diploma in British Council, Bsc. Quantity surveying and Construction Management

K.M. Jayathilake (Male) - Undergraduate of the Open University and works as a teacher.
Visits: Kotte, Kottawa, Maharagama, Nawala, Nugegoda

Nishshanka Samihira (Male) - MBBS (Undergraduate)

Thilini Kankanamge (Female) - 13 years of teaching experience, BSc [University of Peradeniya], Postgraduate Diploma in Education (PGDE)

N. Chathurika (Female) - BSc. Diploma in Advanced English, Diploma for Teachers of English. Diploma In English Language Teaching.

Dillan Perera (Male) - With 4 years experience teaching science, I simplify complex concepts into engaging, student-friendly lessons

Senura Ranmina (Male) - An undergraduate student studying Chemistry, Biomedical Science, Archeology and Mechanical Engineering

A. A. ලක්ෂිකා (Female) - Over 5 years of experience

Adeesa Nirmal (Male) - Over two years of experience as a student teacher