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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?

Mara

San Francisco, California, United States

Machine sentience behind every blade of grass.

AerospaceArtificial Intelligence (AI)DronesGovernmentMilitary
SeedAug 29, 2025
Amount Raised: $5,900,000
Pylon

San Francisco, California, United States

Pylon is building the first customer support platform built for B2B companies.

B2BCRMCustomer ServiceSoftwareTechnical Support
Series BAug 20, 2025
Amount Raised: $31,000,000
EliseAI

New York, New York, United States

EliseAI is an AI-driven company that offers automation, streamlining workflows, and unique needs of housing and healthcare operations.

Artificial Intelligence (AI)Business IntelligenceMachine LearningProperty ManagementPropTechReal Estate
Series EAug 19, 2025
Amount Raised: $250,000,000
Sola

New York, New York, United States

Sola assists automation-minded companies in building robotic agents that are capable of handling tedious tasks via LLMs and computer vision.

Artificial Intelligence (AI)Business Process Automation (BPA)Data Center AutomationMachine LearningRobotics
Series AAug 14, 2025
Amount Raised: $17,500,000
Qloud Games

Sydney, New South Wales, Australia

Qloud Games is an independent game studio developing Loftia.

GamingOnline Games
SeedAug 13, 2025
Amount Raised: $5,000,000
Rillet

Palo Alto, California, United States

Rillet is an AI-native ERP platform that automates accounting for complex revenue models.

AccountingArtificial Intelligence (AI)Enterprise Resource Planning (ERP)FinanceFinancial ServicesFinTechSaaS
Series BAug 6, 2025
Amount Raised: $70,000,000
Fal

San Francisco, California, United States

Fal is a generative media platform that helps developers create applications using AI models.

Artificial Intelligence (AI)Developer PlatformInformation TechnologyMachine Learning
Series CJul 31, 2025
Amount Raised: $125,000,000
Tako

São Paulo, Sao Paulo, Brazil

Tako is an incredibly automated payroll and HR Software.

Human ResourcesSaaSSoftware
Series AJul 30, 2025
Amount Raised: $17,931,109
North Pole Security

Brooklyn, New York, United States

North Pole Security provides endpoint protection for macOS. It ensures the security of computers and networks.

ComputerCyber Security
SeedJul 30, 2025
Amount Raised: $4,000,000
Flyhomes

Seattle, Washington, United States

Flyhomes provides a real estate brokerage platform that helps clients through the entire home buying process.

Financial ServicesFinTechPropTechReal EstateReal Estate Brokerage
Series DJul 30, 2025
Amount Raised: $15,000,000