Andreessen Horowitz

a16z Investors – Profiles & Contact Info

Andreessen Horowitz (a16z) is one of Silicon Valley's most influential venture capital firms, founded in 2009 by Marc Andreessen and Ben Horowitz. With over $42 billion in assets under management, a16z has backed transformative companies like Facebook, Airbnb, Coinbase, and GitHub. Their philosophy — "software is eating the world" — continues to drive investments across AI, crypto, bio, and enterprise software.

$42B+AUM
2009Founded
8Key Partners

Featured Investors

All a16z Investors

8 investors

Ben Horowitz
Ben Horowitz

Ben Horowitz is a prominent figure in the technology and venture capital industries, widely recognized as the co-founder and general partner of Andreessen Horowitz (a16z). Before co-founding a16z with Marc Andreessen, he held significant leadership roles as a technology executive and entrepreneur, including serving as president and CEO of Opsware, which was acquired by Hewlett-Packard for $1.6 billion.Horowitz is also a best-selling author, known for his insightful book, 'The Hard Thing About Hard Things: Building a Business When There Are No Easy Answers.' The book draws from his vast experience in Silicon Valley, offering candid advice on navigating the challenges of building and running a startup. His unique perspective, often described as 'wartime CEO' philosophy, has made him a respected voice among founders and investors alike.

Martin Casado
Martin Casado

Martin Casado is a renowned figure in the technology and venture capital landscapes, best known for his pioneering work in Software-Defined Networking (SDN) and his influential role as a General Partner at Andreessen Horowitz (a16z). His career is characterized by a unique blend of deep technical expertise, entrepreneurial success, and strategic investment prowess.Before venturing into venture capital, Casado held significant academic and industry positions. He was a co-founder and CTO of Nicira Networks, a company that revolutionized network virtualization and was acquired by VMware for $1.26 billion in 2012. His contributions at Nicira laid the groundwork for modern cloud networking architectures.At a16z, Casado has solidified his reputation as a keen investor, particularly in enterprise, cloud, and infrastructure technologies. He leverages his hands-on experience as an entrepreneur and technologist to identify and nurture disruptive companies, making him a sought-after advisor and partner for founders.

Chris Dixon
Chris Dixon

Chris Dixon is a prominent American investor, entrepreneur, and writer widely recognized for his insightful contributions to the technology landscape, particularly in the realm of Web3 and blockchain. As a General Partner at Andreessen Horowitz (a16z), he leads investments in crypto and ambitious early-stage startups, playing a pivotal role in shaping the next generation of internet companies. Dixon's career arc showcases a blend of technical acumen, entrepreneurial drive, and strategic investing, establishing him as a thought leader in the venture capital sphere.Before dedicating his efforts to venture capital, Dixon was a successful entrepreneur. He co-founded and served as CEO of SiteAdvisor, a web security company that was acquired by McAfee in 2006. He later co-founded Hunch, a recommendation engine startup, which was acquired by eBay in 2011. These experiences provided him with a deep understanding of building and scaling technology companies, which he now leverages to identify and support promising founders. His move into venture capital at Andreessen Horowitz marked a significant shift, where he quickly became instrumental in building out the firm's crypto investment thesis.Today, Chris Dixon is at the forefront of the Web3 movement, advocating for a decentralized internet built on blockchain technology. He champions projects that emphasize user ownership, open protocols, and community governance. His writings and public appearances frequently explore the potential of crypto to redefine various industries, from finance to social media and art. Through his work at a16z Crypto, he continues to back foundational companies that are building the infrastructure and applications for a more open and equitable internet.

Jeff Jordan
Jeff Jordan

Jeff Jordan is a distinguished figure in the venture capital and technology sectors, renowned for his strategic insights and operational prowess. Currently a Managing Partner at Andreessen Horowitz (a16z), Jordan has built a formidable reputation as an early and impactful investor in numerous high-growth companies. His career journey spans leadership roles at iconic internet companies, including his tenure as President of PayPal and CEO of OpenTable, before transitioning to venture capital.Jordan’s deep understanding of marketplace dynamics and consumer technology, honed through years of executive experience, makes him a highly sought-after advisor and board member. At a16z, he focuses on investments in marketplaces, e-commerce, and fintech, guiding companies through critical growth stages. His investment portfolio includes transformative companies such as Airbnb, Instacart, Lime, and OfferUp, where his operational background provides invaluable support to founders.Beyond his investing activities, Jeff Jordan is known for his thought leadership on scaling businesses, developing effective go-to-market strategies, and navigating competitive landscapes. He frequently shares his expertise through various channels, making him a prominent voice in the Silicon Valley ecosystem and a significant influence on the next generation of entrepreneurs and technology leaders.

Ali Yahya
Ali Yahya

Dr. Ali Yahya is a distinguished General Partner at Andreessen Horowitz (a16z Crypto), where he focuses on pioneering investments in web3, cryptocurrency, and blockchain technologies. His expertise spans a broad spectrum, including artificial intelligence, distributed systems, and decentralized networks. Before his significant contributions to the venture capital landscape, Yahya built a foundational career at Google. There, he was instrumental in developing large-scale distributed systems and advanced artificial intelligence technologies, including self-driving cars and drone delivery systems, showcasing his forward-thinking approach to technological innovation.Ali Yahya has a profound academic background that complements his practical experience, holding a Ph.D. in Computer Science from the Massachusetts Institute of Technology (MIT). His doctoral research delved into the intricacies of distributed systems, a field that has since become central to the architecture of blockchain and web3. His tenure at Google and subsequent leadership role at a16z Crypto underscore his ability to identify and nurture transformative technologies from early stages through to market adoption, solidifying his reputation as a visionary investor and technologist.

Alex Rampell
Alex Rampell

Alex Rampell is a distinguished General Partner at Andreessen Horowitz (a16z), where he focuses on financial technology (fintech) and enterprise investments. His career trajectory showcases a remarkable blend of entrepreneurial success and astute venture capital acumen. Before joining a16z in 2014, Rampell was a prolific founder, demonstrating a deep understanding of building and scaling technology companies. He is recognized for his insightful perspectives on the future of financial services, payments, and commerce, making him a leading voice and investor in the fintech ecosystem.Rampell’s journey as an entrepreneur includes co-founding several notable companies. He was the co-founder and CEO of TrialPay, a pioneering payments company that offered an alternative currency model, which was later acquired by Visa in 2015. He also co-founded Point, a fintech company focused on home equity, and Kno, an education technology company that developed a dual-screen tablet for textbooks, which was acquired by Intel in 2013. These ventures provided him with invaluable operating experience, shaping his approach to identifying and supporting promising startups.At a16z, Alex Rampell has been instrumental in backing and guiding a portfolio of innovative companies that are disrupting traditional industries, particularly in financial services. His investment philosophy is heavily influenced by his hands-on experience as a founder, allowing him to connect deeply with entrepreneurs and provide strategic guidance that goes beyond capital. He remains a critical figure in the venture capital landscape, consistently identifying and nurturing the next generation of industry-defining companies.

Connie Chan
Connie Chan

Connie Chan is a General Partner at Andreessen Horowitz (a16z), a prominent venture capital firm. She is recognized for her deep expertise in consumer technology, with a particular focus on understanding and investing in the evolving landscape of retail and social commerce, drawing heavily from her insights into Asian technology markets, especially China. Her career arc demonstrates a strong analytical background combined with a forward-thinking approach to identifying disruptive trends.Before joining a16z, Connie spent five years at KPCB (Kleiner Perkins Caufield & Byers), where she focused on investments in consumer technology. Her early career also includes significant time at Hewlett-Packard (HP), working in product management and business development. Chan’s expertise is highly valued for her ability to bridge insights from the rapidly innovating Asian tech scene to Western markets, making her a key figure in the investment community for companies looking to understand global consumer trends. She has been instrumental in several significant investments at a16z, contributing to their diverse portfolio.

Sriram Krishnan
Sriram Krishnan

Sriram Krishnan is a distinguished Indian-American investor, entrepreneur, and former technology executive, widely recognized for his significant contributions to some of the world's leading tech companies and his insightful commentary on the industry. Currently, Sriram serves as a General Partner at Andreessen Horowitz (a16z), a prominent venture capital firm, where he focuses on investments in early-stage consumer startups. His career trajectory showcases a remarkable blend of product leadership, strategic thinking, and a deep understanding of market dynamics, making him a pivotal figure in the technology ecosystem.Sriram's career began at Microsoft, where he worked on various product initiatives, laying the groundwork for his future successes. He then moved to Facebook (now Meta), playing a key role in the development of advertising products and contributing to the social media giant's monetization strategies. His expertise in building and scaling consumer products further deepened during his tenure at Snap (Snapchat) and Spotify, where he led crucial product teams. Most notably, Sriram held a senior product leadership role at Twitter during a period of significant change and product evolution, directly influencing the platform's direction and feature set.Beyond his investment and executive roles, Sriram Krishnan is also a well-known media personality. Together with his wife, Aarthi Ramamurthy, he co-hosts "The Aarthi and Sriram Show," a popular podcast and Clubhouse show where they interview prominent figures in technology, business, and culture. Through this platform, Sriram shares his perspectives on emerging trends, entrepreneurship, and the future of the internet, solidifying his reputation as a thought leader and connecting with a broad audience interested in the intersection of technology and society.

About Andreessen Horowitz (a16z)

Andreessen Horowitz, widely known as a16z, fundamentally changed the venture capital model when it launched in 2009. Unlike traditional VC firms that operated with small teams of partners, a16z built a platform model with over 300 operational staff — including experts in marketing, recruiting, regulatory affairs, and executive talent — to provide hands-on support to portfolio companies.

The firm's founding thesis was that software would transform every industry, a vision articulated by Marc Andreessen in his famous 2011 essay "Why Software is Eating the World." This thesis has guided a16z's investments from early-stage consumer internet companies to today's frontier technologies: artificial intelligence, cryptocurrency and Web3, and biotechnology.

a16z operates multiple fund vehicles: a growth fund, a crypto fund (a16z crypto), a bio fund, a games fund, and its flagship early-stage fund. The firm has offices in Menlo Park, San Francisco, New York, and Miami, reflecting its expansion beyond Silicon Valley roots.

a16z Investment Themes & Strategy

a16z organizes its investments around major technological shifts. The firm's partners are domain experts who bring deep operational experience, not just capital. This operational DNA sets a16z apart — their partners have built and scaled companies at the highest level before becoming investors.

AI & Machine Learning

Backing foundational AI infrastructure and applications — from LLMs and developer tools to AI-native enterprise software and vertical AI platforms.

Crypto & Web3

a16z crypto is the largest crypto-focused VC fund, investing in blockchain protocols, DeFi, NFTs, and decentralized social networks.

Bio & Healthcare

Investing in computational biology, drug discovery platforms, digital health, and companies at the intersection of engineering and life sciences.

How to Get Funded by a16z

Getting a meeting with a16z is highly competitive — the firm receives over 3,000 inbound pitches per year but only funds roughly 1–2% of them. The most reliable path is through a warm introduction from an existing a16z portfolio founder or a trusted member of their network.

a16z partners are active on Twitter/X and frequently publish on the a16z blog, Future, and their podcasts. Engaging thoughtfully with their public content can help you build visibility. Several partners have also stated publicly that they do accept cold emails — but the pitch must be exceptionally compelling and concise.

When pitching a16z, emphasize your unique insight into a large market, your technical differentiation, and your team's unfair advantages. a16z values founders who are building in areas where software can create 10x improvements. Be prepared for a rigorous diligence process that includes reference calls with customers, competitors, and industry experts.

For AI-related startups, connect with Sriram Krishnan or Ali Yahya. For Fintech, reach out to Alex Rampell. For crypto and Web3, Chris Dixon and Ali Yahya lead a16z crypto. For enterprise and security, Martin Casado is the domain expert.

Frequently Asked Questions

What is a16z?

a16z (Andreessen Horowitz) is a leading Silicon Valley venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. The firm manages over $42 billion in assets and invests across AI, crypto, bio, enterprise, consumer, and games sectors.

Who are the key a16z partners?

Key a16z partners include Ben Horowitz (co-founder), Chris Dixon (a16z crypto lead), Ali Yahya (a16z crypto), Sriram Krishnan (AI), Alex Rampell (FinTech), Connie Chan (consumer), Jeff Jordan (marketplaces), and Martin Casado (enterprise/security).

How do you pitch a16z?

The best approach is a warm introduction from an a16z portfolio founder. The firm also accepts cold emails to specific partners. Your pitch should emphasize a large market, technical differentiation, and a strong founding team. Engage with partners' content on Twitter/X and their podcasts to build visibility first.

How much does a16z invest?

a16z invests across stages, from seed to growth. Typical check sizes range from $1M at seed to $100M+ at growth stage, with typical deal sizes ranging from $5M to $50M for Series A and B rounds.

What is the difference between a16z and Sequoia?

Both are top-tier VC firms, but they differ in approach. a16z uses a platform model with 300+ operational staff supporting portfolio companies. Sequoia operates more traditionally with a smaller team but has a longer track record (founded 1972) and a global multi-stage fund structure spanning US, China, India, and Europe.

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