Mr. Ganapathy, joined the Indian police service in 1967 after training at National Police Academy Mount Abu, Rajasthan. He served as Asst Superintendent of Police in Sivakasi & Tirunelveli. In 1971, Mr. Ganapathy joined the Intelligence Bureau, Govt of India at New Delhi and worked in Delhi, Kohima Nagaland & Bangalore for the next 14 years in various sensitive assignments. On his return to TN Police in 1984 he worked as: DIG - Chengalpet Range, IG Admin, Intelligence, Director of Vigilance & Anti- Corruption & Director General of Police - Training.
During his service in the Police Department, Mr. Ganapathy underwent extensive training in Scotland Yard, London and Yorkshire Metropolitan Police College, UK.
Mr. Ganapathy has been felicitated with the following prestigious awards for his contribution:
Government of India's Difficult Award Medal (1976)
The President's Police Medal for Meritorious Service (1985)
The President's Medal for Distinguished Service (1992)