IAB Member Directory There are several IAB member categories: General Members IAB General Members are corporate entities or standalone divisions of a corporate entity whose revenue is significantly based on the sale, delivery or optimization of digital advertising or marketing campaigns. Associate Members Any company that does not qualify as a General member may join the IAB as an Associate Member, provided it supports the media and marketing industries. Long Tail Members Independent sites and companies who act as publishers (selling indirectly, through a network, or directly) and have revenues under $1 million per year. Read more about the Long Tail Alliance Events Become a Member Get connected with IAB Be the first to know. Sign up to receive news about the IAB programs, standards, events, classes, and more! Sign up now