Brian Lesser

Brian Lesser is the current Chairman and CEO of InfoSum. Brian has also served as the CEO of AT&T Advertising & Analytics/Xandr, North America for GroupM, and Board Director for AppNexus. Prior to their current role, Brian was the Global CEO and Founding CEO of Xaxis, as well as the Senior Vice President and General Manager of Media Innovation Group. Brian has also served as the VP of Product Management and Director of Product Marketing for 24/7 Media.

Brian Lesser has a Master of Business Administration from Columbia Business School and a Bachelor of Arts from the University of Pennsylvania.

Brian Lesser's team consists of the following people: Marie Charpentier (VP, Finance), Uli Hegge (Head of Privacy & SVP, Central Europe), Trip Foster (SVP, Partnerships), Nicholas Halstead (Founder & CTO), Danvers Baillieu (President, Legal & Business Affairs), Richard Foster (Chief Revenue Officer), and Lauren Wetzel (COO).