MSubbu.Academy is an EdTech platform of Rishal Publications. 

Rishal Publications, based at Chennai in India owned by msubbu is publishing the print books of msubbu and his coauthors.

This EdTech services are prorvided by experienced faculty of chemical and related engineering. These  are predominantly by Dr. M. Subramanian (also known as msubbu). He is a chemical engineering professional. He is a doctorate from IIT Madras. More details of him are at www.msubbu.in.