Andreessen Horowitz (a16z) has significantly increased the size of its fifth growth fund to $8.5 billion, adding $1.75 billion to the initial $6.75 billion it raised earlier this year. This substantial boost comes shortly after the firm unveiled a new $1.1 billion fund, the “Machine Age Fund,” focused on investing in startups developing AI hardware technologies, including chips, memory, networking, and storage. The growth fund primarily targets companies in the growth stage, supporting them as they scale products and expand their market reach.

Over the past seven years, the a16z growth fund has backed more than 100 companies, reflecting its dedication to fueling expansion-stage ventures. The current surge in funding aligns with the rapid pace at which AI-driven businesses are maturing and demanding larger investments at higher valuations. a16z’s expanded capital will be deployed across several sectors including enterprise and consumer AI, defense technology, robotics, infrastructure hardware and software, as well as health technology.

This funding spree is part of a broader trend for a16z, which earlier in 2026 announced $15 billion in new investments, bringing the firm's assets under management to $90 billion. The venture capital firm is positioning itself to support innovation across the technology stack, with a particular emphasis on accelerating the development and adoption of AI technologies and physical infrastructure required for future computing needs.

In the political landscape, a16z has also been active, increasing its spending on lobbying and political efforts during this election year. Their strategic investments and political engagement highlight the firm’s intent to influence both technological advancement and policy environments that affect the broader tech ecosystem.