Flipkart Co-Founders Sachin Bansal and Binny Bansal have shut down Sabin Advisors, a joint venture meant to invest in startups along with other business activities. The venture has been inactive and is under process of 'striking off' under the Companies Act. After exiting Flipkart, Sachin started fintech startup Navi while Binny co-founded xto10x and backed VC firm 021 Capital.