Kiran will be responsible for customer-centric product innovation and overall business growth Whistle, a mobile marketing start-up, has appointed digital marketer Satya Kiran as its Chief Executive Officer. Kiran joined the startup’s leadership team last year as Chief Project Officer, in charge of ideation, product development and targeted campaigns. As the newly appointed CEO, he would be responsible for customer-centric product innovation and overall business growth. With 14 years of experience in core digital practices and performance marketing, he specialises in marketing strategies and brand communication.