Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the future through technology.

a16z is a venture capital firm with $45B in committed capital, founded by Marc Andreessen and Ben Horowitz. A16z invests in technology startups and entrepreneurs across multiple stages and various industries.

Explore Andreessen Horowitz's list of active investment portfolio companies and a list of successful exits filtered by sector or growth stage.

Marc Andreessen is a cofounder and general partner at the venture capital firm Andreessen Horowitz. He is an innovator and creator, one of the few to pioneer a software category used by more than a billion people and one of the few to establish multiple billion-dollar companies.

Andreessen Horowitz (a16z) Bio + Health today announced a newly formed, first-of-its-kind venture capital fund to fuel broader innovation in human health, in partnership with Eli Lilly and Company (“Lilly”).

May 1, 2019 · That’s why for us, growth is about late-stage venture — aimed at great new companies that are just hitting escape velocity, and that may need a more venture-like mindset to support their further company building and scaling.

Jan 7, 2022 · Andreessen Horowitz just raised $9B to invest via our Venture, Growth, and Bio funds. Why invest $9B in a brand new set of technology companies?

Apr 16, 2024 · Along the way, each submarket – American Dynamism, Apps (Consumer, Enterprise, Fintech), Bio+Health, Crypto, Games, Growth, and Infrastructure – has become as big as the original entire Venture Capital market.

Get to know the members of the a16z team and learn more about the dynamic crew of innovators and experts leading the future of investing.

Ben Horowitz is a cofounder and general partner at the venture capital firm Andreessen Horowitz. He is the author of the New York Times bestsellers, The Hard Thing About Hard Things and What You Do Is Who You Are. He also created the a16z Cultural Leadership Fund to connect the greatest cultural leaders to the best new technology companies, and ...