Dr Ramarathnam graduated from the Indian Institute of Technology (IIT) Madras and completed an M Tech & PhD from IIT, Bombay. After working in leading companies in India on electrical machine design and energy conversion, he promoted his own enterprise to manufacture and supply special purpose motors to leading companies in both the industrial and defence sectors. Later he set up an automated plant for manufacturing small electric motors, and supplied both brush type DC motors and induction motors to leading appliances manufacturers including national and multinational brands in India.
For the past five years he has focused on the domain of energy efficiency and green energy by developing a solar system with DC micro grid and super-efficient DC appliances. The system is now under production and being deployed in the Southern states of India. He leads a young team of about 15 engineers in R & D and 65 workers in the plant based in Chennai, India.
He has two patents awarded in the US, EU and India.