MediaMath has raised $500M across multiple rounds, including its Series C, $175M Conventional Debt, and a major $225M Series D that pushed its valuation to $1B. Investors such as Searchlight Capital, Goldman Sachs, Santander Bank, and Azoic Ventures have fueled its growth as a leading programmatic advertising platform. Founded by Joe Zawadzki, MediaMath provides enterprise-grade ad-buying technology through its TerminalOne platform, enabling brands to run large-scale, targeted digital campaigns across channels. The company's strong investor base continues to support product expansion and global scaling.