Index Exchange | 27,109 followers on LinkedIn. We're a global supply-side platform enabling media owners to maximize the value of their content on any screen | Index Exchange is a global advertising supply-side platform enabling media owners to maximize the value of their content on any screen. As a trusted partner and ally, we connect leading experience makers with the world’s largest brands to ensure a quality experience for consumers. We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution.