Brian O'Kelley

Brian O'Kelley is the CEO and co-founder of AppNexus, an advanced ad platform specializing in real-time advertising. Widely considered a visionary in the field of online media, Brian created the first successful ad exchange as CTO of Right Media (acquired by Yahoo for $850 million in July 2007). Prior to Right Media, Brian was CEO of Netamorphosis, an early social networking and e-commerce site for events and venues. Brian was also an early innovator in real-time personalization and real-time ad optimization at LogicSpan, a consulting and technology integration firm, and later co-founded Cetova, a Web-based reporting and analytics platform for enterprise financial systems.

While earning a computer science degree at Princeton University, Brian started a Web design firm, building an open-source e-commerce engine used by more than 100 companies. Brian is an active partner at Grape Arbor, an angel investor group. Since its founding in 2006, Grape Arbor LLC has made investments into more than a dozen technology companies.