John Horn is the CEO of StubGroup, a marketing agency and a Google Premier Partner. StubGroup has generated over half a billion dollars in revenue for over 2,000 clients spanning many verticals including ecommerce, lead generation, B2B, B2C, local services, SaaS, and more. John has also taught digital advertising to over 100,000 students via online courses. The videos he produces through StubGroup's YouTube channel have received millions of views, and is the #1 resource for fixing Google Ads suspensions.