Andreessen Horowitz
Venture Capital
Crypto, Bio, Defense (a16z)
Menlo Park, United States · 1535+ investments · 1399 portfolio companies
Seed
Early Stage
Growth
Late Stage
Pre-Seed
Defense Tech
Crypto & Web3
Biotech
AI in Healthcare
computational biology
Digital Health
Healthcare
Life Sciences
Gaming
- Headquarters
- Menlo Park, United States
- Founded
- 2009
- Website
- a16z.com
- AUM
- $52.3B
- Portfolio Companies
- 1,399
- Total Investments
- 1,535
- Last Investment
- Aug 2026
- Geographic Focus
- United States, Global
Investment Thesis
Built on the conviction that software eats the world, a16z backs founders from seed to growth across AI, bio, crypto, fintech, consumer, and enterprise with a full-service platform of operators supporting every stage.
Andreessen Horowitz is a Venture Capital firm based in Menlo Park, United States. It has made 1535 investments in Defense Tech and Crypto & Web3, including Apollo, Carta and BigHat Biosciences.
Fund Family
Portfolio1399
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Co-investors24
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24 co-investors across 1695 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×20 · Hedge Fund ×2 · Angel Group ×1 · 729 shared rounds
Investment History
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