Mr Mittal joined Biocon in May 2013 and takes over from Mr Murali Krishnan, who retires after more than 30 years of service with the organization.
The new CFO is a chartered accountant (India) and a CPA (US) and carries more than 15 years of global and diversified experience.
Prior to joining Biocon, Mr Mittal was the vice president-finance, and corporate controller with a leading US-based IT MNC in Bangalore.