Xaxis is a global advertising company that specializes in programmatic advertising. The company was founded in 2011 and is headquartered in New York City. Xaxis offers a range of services, including audience targeting, data management, and media buying. The company has a presence in over 40 markets worldwide and works with a variety of clients, including major brands and agencies. Xaxis is part of the WPP Group, one of the world's largest advertising and marketing services companies.