MUMBAI: Siddharth Kelkar has joined digital advertising agency Ozone Media as associate vice-president sales. He will report to senior vice-president sales Sanjay Vasudeva.

Kelkar has more than 11 years of experience and will be nationally responsible for sales of various business verticals, specifically the mobile platform.

His earlier stint was with Zapak Digital Entertainment where he worked for five years. In the beginning he was head of West and East region sales for online media, social media, activation and advergaming at Zapak. At the time of leaving the company, he was head of advergames and digital solutions.

At Zapak Kelkar led the advergaming vertical which was responsible for games that are developed for a particular brand campaign or product. He was also responsible for providing 360-degree comprehensive digital (web and mobile) solutions to clients/advertisers for brand campaigns.

Kelkar started his career in the ad sales field with Bennett, Coleman and Co. in 2001. He has also worked with Hindustan Times and the Network18 Group.