Vishnu Solutions is an integrated International Contact Center providing call center customer services by combining best available technology, processes and people. It is an ISO 9001:2000 certified International Call Center located at Kolkata, India. Vishnu Solutions has a wide experience in outbound and inbound processes. Our Indian Call Center has handled various product campaigns in the area of customer products and services. Vishnu Solutions, the call center at Kolkata, has extensive experience in handling multiple campaigns simultaneously.