MasterCard Worldwide, on Tuesday, said Ari Sarker has been appointed as its India Country Head. Mr. Sarkar will provide leadership to the South Asia team to drive core business growth, executing on the nascent but fast rising emerging payments opportunities in the sub-continent. He succeeds T.V. Seshadri, who is moving from India to Singapore as Group Executive, Global Products and Solutions for APMEA, MasterCard Worldwide said in a statement. — PTI