Zach Epstein is the CEO and founder of Haus, a marketing science platform that helps brands understand the true business impact of their marketing spend. Founded in 2021, Haus aims to democratize access to top-tier decision science tools. Before Haus, Zach spearheaded measurement efforts at Google, aiding industry leaders like Netflix in building causal inference measurement and experimentation infrastructure. He facilitated $3B+ in marketing experiments, enabling advertisers to validate ad effectiveness within their own data.