Managing Director at Genacast Ventures
Founding Adap.tv, one of the most successful programmatic video advertising platforms, and subsequently investing in early-stage AdTech and MarTech companies through Genacast Ventures.
Last updated Feb 27, 2026 by AI Enrichment
Gil Beyda is best known as the founder and CEO of Adap.tv, a pioneering programmatic video advertising platform that transformed how video ads were bought and sold at scale. Adap.tv's acquisition by AOL in 2013 for approximately $405 million stands as one of the landmark exits in AdTech history and cemented Beyda's reputation as a visionary builder in the programmatic ecosystem. His work at Adap.tv helped establish the infrastructure and norms for programmatic video advertising that the industry still relies on today. Following the Adap.tv exit, Beyda transitioned into venture capital as a Managing Director at Genacast Ventures, a firm backed by Comcast Ventures focused on early-stage investments in AdTech and MarTech. In this role, he has leveraged his deep operational experience to identify and support the next generation of advertising and marketing technology entrepreneurs. His portfolio work spans programmatic infrastructure, data and identity, and marketing automation. Beyda is widely regarded as one of the most credible operator-turned-investors in the AdTech space. His combination of hands-on founding experience, technical depth in programmatic systems, and active involvement as a board member and advisor makes him a highly sought-after voice in the industry. He has been a consistent presence at major AdTech conferences and is recognized for his ability to bridge the gap between entrepreneurial execution and investment strategy.
Adap.tv (2007-2013)
Various early-stage companies (Prior to 2007)