Accel and Andreessen Horowitz Raise Twenty Billion Dollars for AI Startups

Venture capital firms Accel and Andreessen Horowitz have secured a combined 20 billion dollars to fund artificial intelligence startups. Accel raised 5 billion dollars. It will allocate 4 billion dollars to its fifth Leaders fund. This fund targets late stage startups globally. Accel also raised 650 million dollars for a sidecar fund. This sidecar fund provides limited partners more exposure to the largest investments. Accel expects to make 20 to 25 investments from the growth fund. Average check sizes will be approximately 200 million dollars.
Andreessen Horowitz closed a 15 billion dollar fund. This capital targets the next generation of AI startups. The firm will focus on healthcare, enterprise software, and robotics. These massive fundraises follow a period of high activity in the sector. US venture investment reached 250 billion dollars in the first quarter. Large rounds for companies like Anthropic and OpenAI continue to drive interest. These new funds increase the total assets under management for these firms. Accel now manages over 31 billion dollars.
Key Takeaways
- Accel raised 5 billion dollars with 4 billion dollars dedicated to late stage global startups.investing.com
- Andreessen Horowitz closed a 15 billion dollar fund targeting AI in healthcare, robotics, and enterprise software.af.net
- Accel expects to make 20 to 25 investments from its growth fund with an average check size of 200 million dollars.investing.com
- US venture investment reached a record 250 billion dollars in the first quarter of 2026.investing.com
- Accel raised 650 million dollars for a sidecar fund to increase exposure to its largest investments.investing.com
Affected Companies
Sources

Accel raises $5 billion to boost AI startup investments
Investing.com
“Reported that Accel raised 5 billion dollars for AI startups with a specific focus on late stage companies and a new sidecar fund.”

Andreessen Horowitz raises $15 billion for new AI fund in major bet on generative AI's future
AIFOD
“According to this source, Andreessen Horowitz closed a 15 billion dollar fund to invest in AI breakthroughs across healthcare, robotics, and software.”



