Mark Zagorski

Mark joined DoubleVerify in 2020 as Chief Executive Officer, responsible for oversight of global company operations, expansion into new markets and strategic product innovation – including DV’s CTV/OTT video capabilities. Mark brings over two decades of digital marketing and advertising technology leadership experience to the role, with expertise in CTV/OTT, data analytics and digital advertising optimization. Prior to joining DV, Mark served as the CEO of Telaria (NYSE:TLRA), where he was instrumental in establishing the business as the leading video and CTV monetization platform for premium video publishers. At Telaria, he led consistent growth in revenue and enterprise value, and spearheaded the company’s successful merger with Rubicon Project (NASDAQ:RUBI). Previously, Mark served as CEO of eXelate, where he led the sale of the company to Nielsen and subsequently assumed the role of EVP, launching Nielsen Marketing Cloud.