R. Shivapalan (Female) - BSc. Biotechnology, MSc. Biotechnology

Sandali wijesinghe (Female) - Undergraduate in Physiotherapy, Psychology & Counseling

Weerawardana Miss (Female) - BSc (Hons) Biotechnology, Teacher of a leading Colombo school

Vihanga Arachchige (Male) - BSc [Undergraduate] University of Sri Jayewardenepura

Gayan Egodawatte (Male) - Online or home visits

Achintha Induwara (Male) - Undergraduate at Faculty of Medicine, University of Colombo

Bandula Gunewardena (Male) - A retired Engineer Specialized in Hydraulics

An experienced female teacher from leading school Colombo with years of experience with local and foreign students (middle east and Europe)

P Janakeerth (Male) - Undergraduate in Government university, B2C in G.C.E Advanced Level in physical science stream, 9A's in G,C.E O/Ls

Deshan Rajapaksha (Male) - B.Eng in Engineering

Classes conducted by an undergraduate of University of Sri Jayawardenapura

Dileep Gunasinghe (Male) - Bsc