NYIAX, the world’s first guaranteed advertising contract marketplace, today announced Bill Wise, CEO of Mediaocean, as executive chairman of the board, Richard Bush as president and Sergey Tsoy as chief technology officer. Mr. Wise has been an advisor to the company since its launch in early 2017. Until now, Mr. Bush served as the company’s chief product and technology officer, while Mr. Tsoy served as senior vice president of engineering. The moves align with the company’s 2018 plans. NYIAX currently has trading agreements in place with a major agency holding company, VaynerMedia, Bonnier, Purch and dozens of other premium buyers and sellers.