Viswanathan S, born on November 7, 1979, is an Indian Administrative Service officer from the 2008 Madhya Pradesh cadre. He holds a B.E. in Mechanical Engineering from Bharathiar University, an MBA in Marketing and Finance from Bharathi Dasan University, and a MicroMasters in Economics from MIT, USA. Currently, he serves as Deputy Chairman at Chennai Port Trust (CPT) from April 6, 2023, to April 5, 2028. His past roles include Chief Executive Officer, Managing Director, District Collector, Mission Director, Deputy Commissioner, Commissioner, Joint Secretary, Additional Deputy Commissioner, SDO, and Assistant Commissioner (Development). He has received Chief Minister Awards for Excellence in