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Andreessen Horowitz

Organization

A large venture capital firm (a16z) that is building a 20,000 GPU cluster to offer to its portfolio companies as a strategy to win deals with AI startups, a move seen as both a strategic investment and a marketing play.


First Mentioned

9/20/2025, 5:16:44 AM

Last Updated

9/20/2025, 5:40:13 AM

Research Retrieved

9/20/2025, 5:40:13 AM

Summary

Andreessen Horowitz, also known as a16z, is a privately held American venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. Headquartered in Menlo Park, California, the firm invests in a wide range of companies, from early-stage startups to established growth businesses, across various industries including healthcare, consumer, cryptocurrency, gaming, fintech, education, and enterprise IT. As of July 2025, Andreessen Horowitz ranks as the top venture capital firm by assets under management, with $46 billion. The firm has been noted for its significant investments in technology, including a substantial commitment to GPU infrastructure for artificial intelligence development, exemplified by its 20,000-GPU cluster.

Referenced in 1 Document
Research Data
Extracted Attributes
  • Name

    Andreessen Horowitz (a16z)

  • Type

    Privately held venture capital firm

  • Country

    United States

  • Founded

    2009-07-06

  • Legal Name

    AH Capital Management, L.L.C.

  • Headquarters

    Menlo Park, California, United States

  • Investor Status

    Actively Seeking New Investments

  • Number of Exits

    460

  • Investment Stage

    Seed to late-stage (stage agnostic)

  • GPU Infrastructure

    20,000-GPU cluster for AI development

  • Investment Philosophy

    Founder-first, high-touch, comprehensive support beyond capital

  • Number of Investments

    2,333

  • Assets Under Management

    $46 billion (as of July 2025)

  • Number of Professionals

    152

  • Number of Portfolio Companies

    998

Timeline
  • Marc Andreessen and Ben Horowitz actively invested $4 million in 45 startups, including Twitter, becoming known as "super angel" investors. (Source: web_search_results)

    2006-2010

  • Andreessen Horowitz was founded by Marc Andreessen and Ben Horowitz. (Source: Wikipedia)

    2009-07-06

  • Andreessen Horowitz ranks first on the list of venture capital firms by assets under management, with $46 billion. (Source: Wikipedia)

    2025-07

  • Andreessen Horowitz developed a 20,000-GPU cluster as a prime example of the ongoing arms race in AI infrastructure. (Source: Document 959aa5af-793e-4ed6-8fcf-daf30b27fb0f)

    Ongoing

Andreessen Horowitz

a16z Capital Management, L.L.C. (commonly known as Andreessen Horowitz, or a16z) is an American privately held venture capital firm, founded in 2009 by Marc Andreessen and Ben Horowitz and organized in Nevada. The company is headquartered in Menlo Park, California. As of July 2025, Andreessen Horowitz ranks first on the list of venture capital firms by assets under management, with $46 billion. Andreessen Horowitz invests in both early-stage startups and established growth companies. Its investments span the healthcare, consumer, cryptocurrency, gaming, fintech, education, and enterprise IT (including cloud computing, security, and software as a service) industries.

Web Search Results
  • Andreessen Horowitz - Wikipedia

    AH Capital Management, LLC (commonly known as Andreessen Horowitz, or a16z) is an American privately held venture capital firm, founded in 2009 by Marc Andreessen and Ben Horowitz. The company is headquartered in Menlo Park, California. As of July 2025, Andreessen Horowitz ranks first on the list of venture capital firms by assets under management, with $46 billion. [...] | | | | Trade name | Andreessen Horowitz | | Company type | Private | | Industry | Venture capital | | Founded | July 6, 2009; 16 years ago (2009-07-06) | | Founders | Marc Andreessen Ben Horowitz | | Headquarters | Menlo Park, California , U.S. | | AUM | $46 billion (as of July 2025) | | Website | a16z.com | [...] Between 2006 and 2010, Marc Andreessen and Ben Horowitz actively invested in technology companies. Both separately and together, they invested $4 million in 45 startups, including Twitter. During this time, the two became known as "super angel" investors.

  • Andreessen Horowitz | LinkedIn

    Founded in 2009 by Marc Andreessen and Ben Horowitz, Andreessen Horowitz (known as "a16z") is a venture capital firm that backs bold entrepreneurs building the future through technology. We are stage agnostic: We invest in seed to late-stage technology companies, across the consumer, enterprise, bio/healthcare, crypto, fintech and games spaces. a16z is defined by respect for the entrepreneur and the entrepreneurial company building process; we know what it’s like to be in the founder’s shoes. [...] :) [Likes: 585, Comments: 139]; Andreessen Horowitz (3d): Marc Andreessen: "Every job, every role, every company you go to is an opportunity to learn how a business works and how an industry works." [Likes: 170, Comments: 10]; Jonathan Lai (4d): 🚨 a16z speedrun applications are now open! we invest up to $1M in new start-ups building at the frontier - but that's just the start. beyond the investment, founders join a legendary community, work with our world-class operating team, and tap into the [...] to share that we’ve also raised $5M led by Andreessen Horowitz with participation from angels at Google, DeepMind, Salesforce & more. A few months ago, Pol Ruiz Farre , Joaquim Lecha and I set out to rethink how products get sold: no waiting, no drop-offs, just instant, always-on demos. After thousands of live calls, seeing Supersonik actually deliver value has been surreal. This journey has taught us so much already. To all the founders out there: we are living in the fastest moving times in

  • Andreessen Horowitz investment portfolio - PitchBook

    Founded in 2009, Andreessen Horowitz is a venture capital firm headquartered in Menlo Park, California. The firm prefers to invest in bio healthcare, artificial intelligence, consumer, crypto, enterprise, fintech, games, infrastructure, and American dynamism sectors. This firm is a Registered Investment Adviser (RIA). #### Business Details ##### Website www.a16z.com ##### Year Founded 2009 ##### Investor Status Actively Seeking New Investments ##### Trade Association [...] Founded in 2009, Andreessen Horowitz is a venture capital firm headquartered in Menlo Park, California. ### When was Andreessen Horowitz founded? Andreessen Horowitz was founded in 2009. ### Where is Andreessen Horowitz headquartered? Andreessen Horowitz is headquartered in Menlo Park, CA. ### What is Andreessen Horowitz's total asset value? Andreessen Horowitz has around in total assets under management. ### How many investments has Andreessen Horowitz made? [...] ## Andreessen Horowitz Overview ## Investor Type Venture Capital ## Status Active ## Professionals 152 ## Investments 2,333 ## Portfolio 998 ## Exits 460 ### Andreessen Horowitz General Information #### Company Description

  • Andreessen Horowitz investor portfolio, rounds & team - Dealroom.co

    Andreessen Horowitz (A16Z) was founded in 2009 by Marc Andreessen and Ben Horowitz, two tech industry veterans with a rich history of entrepreneurship and innovation. The firm emerged at a pivotal moment, just after the 2008 financial crisis, when many were bearish on tech investments. A16Z's founding philosophy was rooted in the partners' experiences from Netscape, Loudcloud, and Opsware. They believed in backing technical founders as CEOs, providing comprehensive support beyond just capital, [...] Andreessen Horowitz (a16z) was born out of dissatisfaction with the traditional VC model, which Marc Andreessen and Ben Horowitz saw as underwhelming for founders—offering little more than money and quarterly check-ins. They wanted to create a firm that operated more like a product company: founder-first, high-touch, and structurally differentiated. From the start, they rejected the old-school model of a few well-paid partners making deals. Instead, they reinvested management fees into [...] portfolio companies across various functions, offering a full-service platform for startups. Andreessen and Horowitz also leveraged their personal brands and industry connections to attract deals and amplify their influence. Their active presence in tech media and social platforms helped shape industry narratives and positioned A16Z as thought leaders. Over time, A16Z expanded beyond traditional venture capital, launching specialized funds for crypto, bio, and other emerging technologies. The

  • Andreessen Horowitz is not a venture capital fund - Fast Company

    I was reading funding news last week, and I came to a big realization: Andreessen Horowitz is not a venture capital fund. A lot of people are thinking it. So there, I said it. And it’s not just Andreessen. It’s all the big funds. They started out as VC. They operate funds that invest in private early-stage companies. But they haven’t been VC funds for a very long time. That’s not a knock on their success or influence, both of which are massive. [...] Published Time: 2025-09-05T10:00:00+00:00 Andreessen Horowitz is not a venture capital fund - Fast Company Enter to win a pair of All-Access Passes!Image 1: close banner Image 2: Hamburger menu icon LOGIN Image 3: Fast company logo SUBSCRIBE Premium Design Tech Work Life News Impact Podcasts Video INNOVATION FESTIVAL | FastCo Works IBM Texas A&M University advertisement 09-05-2025POV [...] ### Careers### Emotional Intelligence### Hiring### Leadership### Productivity### Wellness #### Technology↓ ### Artificial Intelligence### Innovation### Internet Culture### Security### Social Media### Tools #### Impact↓ ### Cities### Climate Change### Energy### Health### Labor### Transportation #### News↓ ### Business### Entertainment### Food### Housing Market### Politics### Stock Market #### Lists↓

Andreessen Horowitz (also called a16z, legal name AH Capital Management, LLC) is a private American venture capital firm, founded in 2009 by Marc Andreessen and Ben Horowitz. The company is headquartered in Menlo Park, California. Andreessen Horowitz invests in both early-stage start-ups and established growth companies. Its investments span the mobile, cryptocurrency, gaming, social, e-commerce, education and enterprise IT (including cloud computing, security, and software as a service) industries.

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