Mark Zagorski serves as the Chief Executive Officer at DoubleVerify Holdings Inc., a leading software platform for digital media measurement and analytics. With a robust background in technology and digital media, Zagorski has been instrumental in steering DoubleVerify towards significant growth and innovation. Prior to joining DoubleVerify, he held the position of Chief Operating Officer at Apollo Education Group, where he was responsible for overseeing global operations and driving strategic initiatives. His tenure at Apollo was marked by a strong focus on enhancing digital learning platforms and improving operational efficiency. Before his role at Apollo, Zagorski spent over a decade at Salesforce, where he held various leadership positions, including President of Salesforce Marketing Cloud. During his time at Salesforce, he played a pivotal role in scaling the Marketing Cloud business, which became a cornerstone of the company's offerings. His experience in building and expanding technology businesses has been a key asset at DoubleVerify, where he has led the company through its successful IPO in 2021 and subsequent expansion into new markets and product lines. As CEO of DoubleVerify, Zagorski is focused on advancing the company's mission to ensure a safe and transparent digital advertising ecosystem. Under his leadership, DoubleVerify has developed cutting-edge solutions to combat fraud, enhance brand safety, and improve the overall effectiveness of digital media campaigns. His strategic vision and commitment to excellence have positioned DoubleVerify as a trusted partner for advertisers and publishers alike, cementing its reputation as a leader in the digital media industry.