Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz on the conviction that software is eating the world. It manages over $90B across multiple funds as of March 2026 and invests in seed to venture to growth-stage technology companies across AI, bio + healthcare, consumer, crypto, enterprise, fintech, games, infrastructure, and American dynamism. The firm pioneered a platform model with dedicated operators in marketing, talent, legal, policy, and more to support founders.
