This document provides a summary of Ayan Chakraborty's professional experience and qualifications. It includes his current role as DGM - Sales at Star Cement Limited since 2016, where he is responsible for strategic planning, channel sales and marketing, key account management, and team supervision. Prior to this, he held roles at The Ramco Cements Ltd. as AGM - Marketing in Orissa and West Bengal from 2012-2016. He also has experience at Jubilant Industries Ltd. as Zonal Sales Manager - East from 2010-2012 and at Dishnet Wireless Ltd.- Aircel as Zonal Business Manager from 2009-2010.