Investor
Andreessen Horowitz (a16z)
Andreessen Horowitz (a16z) is a Silicon Valley venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. Invests across AI, crypto, bio, and enterprise from seed to growth.
Venture capital
Machine-readable surfaces
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- REST API: /v1/investors/a16z
- Data documentation: /data
- Query this programmatically: Deploy MCP
Portfolio (22)
- ATOMS1.7B Equity (a16z led)2026-07-22
$1.7B(reported) · lead
- Anduril IndustriesSeries H2026-05-13
$5.0B(reported) · co lead
- WaymoSeries D2026-02-02
$16.0B
- Hadrian AutomationSeries C2025-07-17
$260M(reported) · follow
- Shield AISeries F-12025-03-06
$240M · strategic
- WaymoSeries C2024-10-25
$5.6B
- Shield AISeries F2023-10-01
$200M(reported)
- ZiplineSeries F2023-04-01
$330M(reported)
- SkydioSeries E2023-02-01
$230M(reported)
- Anduril IndustriesSeries E2022-12-01
$1.5B(reported)
- Hadrian AutomationSeries A2022-03-30
$90M · lead
- WaymoExternal Investment Round 22021-06-16
$2.5B(reported)
- Anduril IndustriesSeries D2021-06-01
$450M(reported) · co lead
- Shield AISeries C2021-02-23
$90M(reported)
- SkydioSeries D2021-02-01
$170M(reported)
- ZiplineSeries E2021-01-01
$250M(reported) · lead
- Anduril IndustriesSeries C2020-07-01
$200M(reported) · lead
- WaymoExternal Investment Round 12020-03-02
$3.0B(reported)
- Anduril IndustriesSeries B2019-09-01
$127M(reported)
- ZiplineSeries D2019-01-01
$190M(reported) · lead
- ZiplineSeries B2016-01-01
$25M(reported)
- Double RoboticsSeries A2012-10-01
$5M(reported) · lead
Invests alongside (31)
Other investors that participated in the same funding rounds as Andreessen Horowitz (a16z).
- Founders Fund7 shared rounds
Anduril Industries Series H, Hadrian Automation Series C, Anduril Industries Series E, Hadrian Automation Series A, Anduril Industries Series D, Anduril Industries Series C, Anduril Industries Series B
- Sequoia Capital5 shared rounds
Waymo Series D, Zipline Series F, Zipline Series E, Zipline Series D, Zipline Series B
- Fidelity4 shared rounds
Waymo Series D, Waymo Series C, Waymo External Investment Round 2, Waymo External Investment Round 1
- Silver Lake4 shared rounds
Waymo Series D, Waymo Series C, Waymo External Investment Round 2, Waymo External Investment Round 1
- T. Rowe Price4 shared rounds
Waymo Series D, Waymo Series C, Waymo External Investment Round 2, Waymo External Investment Round 1
- GV (Google Ventures)3 shared rounds
- Lux Capital3 shared rounds
Hadrian Automation Series C, Hadrian Automation Series A, Anduril Industries Series D
- Valor Equity Partners3 shared rounds
Anduril Industries Series E, Anduril Industries Series D, Anduril Industries Series C
- Alphabet2 shared rounds
- General Catalyst2 shared rounds
- IVP2 shared rounds
- Mubadala Investment Company2 shared rounds
- Next472 shared rounds
- Temasek2 shared rounds
- Tiger Global Management2 shared rounds
- 8VC1 shared round
- Altimeter Capital1 shared round
- AutoNation1 shared round
- Canada Pension Plan Investment Board (CPP Investments)1 shared round
- CapitalG1 shared round
- Dragoneer Investment Group1 shared round
- DST Global1 shared round
- Hanwha1 shared round
- Kleiner Perkins1 shared round
- L3Harris (strategic)1 shared round
- Linse Capital1 shared round
- NVentures (NVIDIA)1 shared round
- Perry Creek Capital1 shared round
- Thrive Capital1 shared round
- Visionnaire Ventures1 shared round
- Warburg Pincus1 shared round
Partners (5)
- Peter Levinegeneral partner
- Katherine Boylegeneral partner
- David Ulevitchgeneral partner
- Marc Andreessenfounder
- Ben Horowitzfounder
Sources (22)
- https://shield.ai/shield-ai-raises-240m-at-5-3b-valuation-to-scale-hivemind-enterprise-an-ai-powered-autonomy-developer-platform/
- https://www.hadrian.co/blog/mission
- https://www.cnbc.com/2025/07/17/hadrian-funding-round-thiel-founders-fund.html
- https://www.skydio.com/blog/skydio-raises-230-million-series-e-funding-round
- https://techcrunch.com/2024/10/25/waymo-raises-5-6b-from-alphabet-a16z-silver-lake-and-more/
- https://waymo.com/blog/2026/02/waymo-raises-usd16-billion-investment-round/
- https://www.freightwaves.com/news/drone-delivery-firm-zipline-raises-330m-at-4-2b-valuation
- https://atoms.co/vision
- https://www.crunchbase.com/funding_round/anduril-industries-series-b--33fe4970
- https://sacra.com/c/anduril/
- https://techcrunch.com/2026/05/13/anduril-raises-5b-doubles-valuation-to-61b/
- https://www.bloomberg.com/news/articles/2026-05-13/anduril-valued-at-61-billion-in-round-led-by-thrive-andreessen
- https://www.clay.com/dossier/shield-ai-funding
- https://www.washingtontechnology.com/companies/2023/10/shield-ai-touts-27b-valuation-after-new-capital-raise/391624/
- https://shield.ai/shield-ai-raises-additional-capital-in-series-f-boosts-total-amount-to-500m/
- https://news.crunchbase.com/ai-robotics/drone-venture-funding-startup-skydio/
- https://blog.waymo.com/2020/03/waymo-raises-first-external-investment.html
- https://techcrunch.com/2020/03/02/waymo-raises-3-billion-in-first-ever-external-funding-round/
- https://blog.waymo.com/2021/06/waymo-raises-25-billion.html
- https://techcrunch.com/2021/06/16/waymo-raises-2-5b-in-new-funding-round/
- https://crunchbase.com
- https://techcrunch.com/2012/10/17/double-robotics-telepresence-raises-5m/
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