Sriram will be responsible for overseeing Aegis Media's four Chinese operations- Carat, Vizeum, wwwins/Isobar and Heartland/Posterscope - as well as focusing on identifying potential mergers and acquisitions.
He will be based in Aegis' Shanghai office, and will report to the Aegis Media Greater China chief executive, K F Lee.
Sriram had worked as the chief executive of Starcom for 13 years, before leaving the agency in March 2008 to set up his own web-based consultancy.