Andreessen Horowitz
VC Fund
Menlo Park, United States
Andreessen Horowitz is a VC fund in Menlo Park focused on Software and Artificial Intelligence. Andreessen Horowitz supplies capital deployments across multiple development phases, ranging from early-stage seed investments to late-stage growth financing. Its specialized market coverage spans diverse sectors, including artificial intelligence, biological healthcare, consumer technologies, decentralized cryptocurrency networks, financial technology, and enterprise software infrastructure. Beyond capital allocations, the organization delivers operational support services by connecting corporate portfolio entities with a structured ecosystem of technical advisors, executive talent, and industry operators.
- Total investments:
- 2148
- Last investment:
- Lead investor:
- 49%
- Fund size:
- $1.2B
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Andreessen Horowitz invests in
Stages Andreessen Horowitz invests in
Countries Andreessen Horowitz invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 80 contacts → | |||
Round size
- Seed
- $1.5M–$16M
- Series A
- $9M–$55M
- Series B
- $17M–$120M
Investment Focus
Industry
- Software 324 (15%)
- Artificial Intelligence 202 (9%)
- Information Technology 154 (7%)
- FinTech 98 (5%)
- Internet 94 (4%)
Stage
- Series A 499 (23%)
- Seed 424 (20%)
- Series B 338 (16%)
- Series C 186 (9%)
- Series D 118 (5%)
Country
- United States 909 (42%)
- United Kingdom 21 (1%)
- Canada 12 (1%)
- Brazil 11 (1%)
- Australia 6 (0%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Andrew Chen
General Partner
|
General Partner | Total investments: 83 | Find email | |
Anish Acharya
General Partner
|
General Partner | Total investments: 28 | Find email | |
David George
General Partner
|
General Partner | Total investments: 42 | Find email | |
Emily Bennett
investing partner
|
investing partner | Total investments: 2 | Find email | |
Gabriel Vasquez
Partner
|
Partner | Total investments: 4 | Find email | |
| See all 80 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Labelbox builds and operates reinforcement learning data factories for the world’s leading AI labs and enterprises, helping power the next generation of frontier models and AI applications. | $100M / Series E / Oct 14, 2026 | ||
| TypeSafe AI develops artificial intelligence models and software tools designed to support automated decision-making within applications and business workflows. Its primary product, Jev, is a System One Model that processes structured questions and returns typed decisions accompanied by probability scores and confidence estimates. These outputs help software systems perform tasks such as classification, scoring, routing, content evaluation, and customer service operations. TypeSafe AI provides an application programming interface and a web-based console that enable developers and organizations to integrate Jev into their existing systems. Its technology uses a training approach called Reinforcement Learning for Calibrated Decisions, which focuses on producing decisions that software can interpret and apply directly. The platform also supports configurable confidence thresholds, allowing applications to automate actions when confidence meets defined criteria or direct uncertain cases for human review. Through these capabilities, TypeSafe AI focuses on making AI-driven decisions usable in structured, programmatic workflows. | $870M / Series A / Oct 09, 2026 | ||
| Atlas Atomics is a high-profile, stealth-mode deep-tech nuclear energy startup. | $400M / Series A / Oct 09, 2026 | ||
| LM Arena provides a platform for testing AI models. LM Arena serves as an essential resource for researchers and developers worldwide. As the AI field expands, the importance of reliable benchmarking tools like LM Arena remains undeniable. The company also operates Chatbot Arena, a specialized service for evaluating artificial intelligence systems. | $200M / Series B / Oct 08, 2026 | ||
| Vesta provides a cloud-based loan origination system designed for mortgage lenders. The platform features a data-centric architecture and a rules-driven workflow, enabling lenders to automate processes and enhance operational efficiency. Vesta's open ecosystem approach includes integrations with various partners across the mortgage technologysector, facilitating streamlined operations and compliance monitoring. The system offers a no-code interface for configuring business logic, allowing users to trigger tasks, quality checks, and automations based on loan data. Additionally, Vesta supports collaboration among multiple users within a loan file, providing real-time visibility into changes and a comprehensive audit trail. | $30M / Series B / Oct 08, 2026 | ||
| Sharp Performance is a professional training platform that provides coaching and training to law enforcement agencies. | $18M / Series A / Oct 08, 2026 | ||
| Stuut provides an AI platform that automates accounts receivable work for companies. | $52.5M / Series B / Oct 07, 2026 | ||
| Preference Model develops reinforcement learning environments for training AI systems to perform machine learning research. | $16M / Seed / Oct 07, 2026 | ||
| General Medicine provides accessible healthcare services, including virtual visits, lab testing, imaging, referrals, and prescriptions to cater to patient needs. The organization is committed to supporting patients throughout their healthcare journey, whether through local specialists or in-house clinicians for various health concerns. | $120M / Series B / Oct 06, 2026 | ||
| Valon develops software infrastructure for mortgage servicing and other regulated financial workflows. Its ValonOS platform combines mortgage data, servicing operations, financial transactions, workflow management, and compliance processes within a unified system of record. The platform provides tools for managing loan information, payments, escrow activity, exceptions, audit records, and operational tasks across mortgage servicing operations. Valon also uses AI agents within defined workflows to automate document reviews, routine decisions, task routing, and other operational processes while maintaining controls and audit trails. Its technology supports integrations with mortgage investors, custodians, vendors, and other participants in the servicing ecosystem. The company also extends its platform architecture to other regulated financial workflows, including lending, insurance, asset finance, and payment processing. | $150M / Series D / Oct 05, 2026 | ||
| See all 2148 investments → | |||
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FAQ
What does Andreessen Horowitz invest in?
Andreessen Horowitz invests primarily in Software, Artificial Intelligence and Information Technology startups, most often at Series A and Seed stage. Most of the 2,148 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Andreessen Horowitz invest in?
Andreessen Horowitz typically joins rounds of $1.5M–$16M at Seed, $9M–$55M at Series A and $17M–$120M at Series B. These are whole funding-round sizes, not Andreessen Horowitz's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Andreessen Horowitz took part in.
How do I contact Andreessen Horowitz?
Public channels for Andreessen Horowitz include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Andreessen Horowitz?
The team at Andreessen Horowitz includes Andrew Chen (General Partner), Anish Acharya (General Partner) and David George (General Partner), among 80 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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