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Andreessen Horowitz

North America, California, United States, Menlo Park

Description

Andreessen Horowitz (a16z) is a prominent venture capital firm established in 2009 by technology luminaries Marc Andreessen and Ben Horowitz. Headquartered in Menlo Park, California, a16z quickly distinguished itself from traditional VC firms with its "software is eating the world" thesis, focusing on disruptive technologies across various sectors. The firm operates as a stage-agnostic investor, deploying capital from seed to growth stages, and has become a significant force in the global technology ecosystem.

A defining characteristic of a16z's approach is its "VC as a service" model, providing extensive operational support to its portfolio companies through a dedicated team of operating partners specializing in areas like talent, marketing, and business development. This hands-on strategy aims to help founders build enduring companies beyond just capital injection. The firm manages substantial assets, with over $35 billion in assets under management across its diverse range of funds, including dedicated vehicles for crypto, bio+health, fintech, and games.

a16z has built an impressive portfolio of companies that have reshaped industries, including early investments in giants like Facebook, Twitter, Airbnb, and Coinbase. More recently, their portfolio includes leading companies such as Stripe, Figma, and Roblox. The firm continues to raise significant capital, demonstrating its commitment to new frontiers; for instance, in 2023, they announced the close of $7.2 billion across three new funds targeting growth, early-stage, and seed investments, underscoring their broad investment mandate. Their influence extends beyond funding, as they are also prolific content creators, sharing insights through podcasts and articles that shape industry discourse.

Andreessen Horowitz's stage-agnostic strategy means their initial check sizes vary considerably. For seed-stage companies, they typically invest from $500,000, providing crucial early capital to nascent ventures. At the other end of the spectrum, for growth-stage companies, their first checks can extend up to $150,000,000 or more, often leading significant funding rounds for more mature private companies seeking to scale rapidly. This wide range reflects their commitment to supporting companies throughout their entire lifecycle.

Investor Profile

Andreessen Horowitz has backed more than 1,653 startups, with 133 new investments in the last 12 months alone. The firm has led 728 rounds, about 44% of its total and boasts 226 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Series A, Seed, Series B rounds (top funding stages).
  • Majority of deals are located in United States, Canada, United Kingdom.
  • Strong thematic focus on Software, Information Technology, Artificial Intelligence (AI).
  • Led 60 rounds in the past year.
  • Typical check size: $500K – $150M.

Stage Focus

  • Series A (26%)
  • Seed (24%)
  • Series B (19%)
  • Series C (11%)
  • Series D (6%)
  • Series Unknown (5%)
  • Series E (3%)
  • Pre Seed (1%)
  • Series F (1%)
  • Initial Coin Offering (1%)

Country Focus

  • United States (90%)
  • Canada (2%)
  • United Kingdom (1%)
  • Colombia (1%)
  • Brazil (1%)
  • Germany (1%)

Industry Focus

  • Software
  • Information Technology
  • Artificial Intelligence (Ai)
  • Enterprise Software
  • Saas
  • Fintech
  • Analytics
  • Financial Services
  • Health Care
  • Internet
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Andreessen Horowitz frequently co-invest with?

Sequoia Capital
North America, California, United States, Menlo Park
Co-Investments: 95
Kleiner Perkins
North America, California, United States, Menlo Park
Co-Investments: 60
General Catalyst
North America, Massachusetts, United States, Cambridge
Co-Investments: 92
Google Ventures
North America, California, United States, Mountain View
Co-Investments: 84
New Enterprise Associates
North America, California, United States, Menlo Park
Co-Investments: 63
Y Combinator
North America, California, United States, Mountain View
Co-Investments: 102
SV Angel
North America, California, United States, San Francisco
Co-Investments: 153
Greylock
North America, California, United States, Menlo Park
Co-Investments: 62
Founders Fund
North America, California, United States, San Francisco
Co-Investments: 62
Khosla Ventures
North America, California, United States, Menlo Park
Co-Investments: 60

Which angels does Andreessen Horowitz often collaborate with?

Balaji Srinivasan
Asia, Central Region, Singapore, Singapore
Shared Deals: 13
GR
North America, California, United States, San Francisco
Shared Deals: 13
DF
North America, California, United States, Penngrove
Shared Deals: 12
PB
North America, California, United States, Mountain View
Shared Deals: 13
AO
North America, California, United States, San Francisco
Shared Deals: 15
NR
North America, California, United States, San Francisco
Shared Deals: 26
MO
North America, California, United States, Beverly Hills
Shared Deals: 16
ML
North America, California, United States, San Francisco
Shared Deals: 15
AK
North America, California, United States, Los Angeles
Shared Deals: 11
EG
North America, California, United States, San Francisco
Shared Deals: 38

What are some of recent deals done by Andreessen Horowitz?

Saronic

Austin, Texas, United States

Saronic designs and manufactures unmanned surface vehicles for maritime security and domain awareness.

Artificial Intelligence (AI)ManufacturingMarine TechnologyMilitarySecurity
Series DMar 31, 2026
Amount Raised: $1,750,000,000
Treeline

San Francisco, California, United States

Treeline.ai offers AI-powered IT, security, and compliance services to emerging enterprises.

Information TechnologySaaSSoftware
Series AMar 31, 2026
Amount Raised: $25,000,000
Airbase

New York, New York, United States

Airbase platform supports efficient management of RF spectrum resources.

Internet RadioSoftwareTelecommunications
SeedMar 25, 2026
Amount Raised: $5,000,000
Glimpse

New York, New York, United States

Glimpse enables online brands to launch and distribute showrooms without the hefty costs of retail.

Artificial Intelligence (AI)Data ManagementData StorageRetail TechnologySales Automation
Series AMar 25, 2026
Amount Raised: $35,000,000
Harvey

San Francisco, California, United States

Harvey provides AI-driven tools to assist legal professionals with research, document review, and contract analysis.

Artificial Intelligence (AI)Information TechnologyLegalLegal Tech
Series GMar 25, 2026
Amount Raised: $200,000,000
Spade

New York, New York, United States

Spade is a data and AI platform that turns messy transaction data into structured, verified records and gives teams the tools to act on it.

Artificial Intelligence (AI)Developer APIsFinTechMachine Learning
Series BMar 24, 2026
Amount Raised: $40,000,000
Arc Boats

San Francisco, California, United States

Arc Boats is an electric boat manufacturer offering a seamlessly connected boating experience.

BoatingIndustrialManufacturingMarine TransportationWater Transportation
Series CMar 19, 2026
Amount Raised: $50,000,000
Deeptune

New York, New York, United States

Training gyms for AI agents

Artificial Intelligence (AI)Software
Series AMar 19, 2026
Amount Raised: $43,000,000
Eclypsium

Portland, Oregon, United States

Eclypsium offers a platform for supply chain security for IT infrastructure.

Cloud ComputingCyber SecurityInformation TechnologyInternetSoftware
Series CMar 19, 2026
Amount Raised: $25,000,000
Turquoise

San Diego, California, United States

Turquoise provides a transaction efficiency platform utilized by healthcare organizations to streamline payment processes.

AnalyticsFinTechHealth CareMedicalSoftware
Series CMar 17, 2026
Amount Raised: $40,000,000

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