Rajaram will succeed Shailesh Ayyangar, who served as MD for 12 years and will now take up a new role in the Sanofi Asia region effective January 1, the company said in a statement.
Ayyangar will continue as the non-executive director on the board of Sanofi India Ltd (SIL).
Rajaram was appointed whole-time director of the company in October 2015. He had joined in February 2014.
He brings with him nearly two decades of experience and has worked with Hindustan Unilever and Airtel earlier.
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