Advertising + technology. These worlds are complicated. Index Exchange was built to make things simple. We’re a global advertising marketplace where premium digital media companies sell their ad impressions transparently, in real time, to programmatic buyers. We’re independent, with no other business interests, which is why the top companies in the advertising, marketing and tech industries choose to partner with us. Built on the pillars of neutrality, openness, and the most reliable technology, we’re the ad exchange that media companies can trust.