Retnakumar is born in Amaravila Astrological Family. He is the son of famous Astrologer in Kerala A.Chellappan Asan. He has the experience and practice of astrology traditionally in ancestral tradition. The firm was started in 1956 by his father. Retnakumar was a certified Astrologer from 1980. After the death of his father the firm was handover to him in 2010. Retnakumar is one of the top astrologers in Kerala. He performs all kinds of poojas and rituals like Samboorna Kudumba dosha parihara pooja, Vasthu dosha parihara pooja, House Warming poojas. He uses remedial ways and methods for all problems. He has very good knowledge of the Hindu culture, and he explains it in simple ways that even a common man can understand.