Casey Bloys Chairman and CEO, HBO and Max Content Casey Bloys is Chairman and CEO, HBO and Max Content. After becoming president of HBO programming in May 2016, he assumed original content responsibilities for HBO Max in August 2020, encompassing all HBO Original and Max Original series, documentaries, and specials. In April 2022, Bloys’ purview expanded to include the Magnolia Network. In May 2023, with the launch of the new Max platform, Bloys continues to oversee HBO and Max Originals.