Marc Andreessen

Mid Continental Public Record

Editorial estimate, not verified fact — Disclaimer

Co-Founder & General Partner, Andreessen Horowitz

Menlo Park, California, United States

Data Confidence: 81% · Sources: 4 · Last Updated: Sep 18, 2026

Net Worth ▲: $1.9B
Reach ▲: 100.0M people
Power ▲: Commands significant investment control as co-founder and general partner of Andreessen Horowitz, a Silicon Valley venture firm managing over $42 billion in venture capital. Power Level: Continental.
Influence ▲: Drives technology investment trends and policy debates through influential writings like 'Why Software Is Eating The World' and major backing of companies such as Meta, Coinbase, and OpenAI. Influence Level: Continental.
Network ▲: Maintains an extensive network spanning Silicon Valley founders, corporate boardrooms, research labs, and Washington tech policy circles. Network Level: Continental.
Legacy ▲: Pioneered public access to the graphical internet by creating Mosaic and Netscape Navigator, laying the foundation for modern web computing and tech venture funding.
Trajectory ▲: Stable — first assessment on record.

About

Marc Andreessen is an American software engineer, entrepreneur, and venture capitalist who played a pivotal role in creating the modern graphical World Wide Web. He co-created the Mosaic web browser while at the University of Illinois and co-founded Netscape Communications, which went public in 1995 and was later sold to AOL for $4.2 billion. In 2009, he co-founded the venture capital firm Andreessen Horowitz (a16z), managing tens of billions of dollars across software, artificial intelligence, and digital assets.