# Founders Fund

> Founders Fund is a VC fund in San Francisco backing Software and Health Care. See 891 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: San Francisco, United States
- Total investments: 891
- Last investment: Aug 2026
- Lead investor: 33%
- Last fund: Apr 2025
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/the-founders-fund
- X (Twitter): http://twitter.com/foundersfund
- Website: http://www.foundersfund.com
- Facebook: https://www.facebook.com/foundersfund

Founders Fund is a venture capital firm that invests at every stage in companies building revolutionary technologies. It has been investors, founders, and early employees of prominent technology companies. It has historically invested in a wide variety of sectors, including aerospace, artificial intelligence, advanced computing, energy, health, andconsumer Internet.

## Contacts

5 contacts available for Founders Fund. Shizune tracks 15 team members at Founders Fund. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/founders-fund?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.7M–$15M |
| Series A | $5.7M–$50M |
| Series B | $15M–$100M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 128 | 14% |
| Health Care | 65 | 7% |
| Information Technology | 48 | 5% |
| Artificial Intelligence | 48 | 5% |
| FinTech | 46 | 5% |

363 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 185 | 21% |
| Seed | 159 | 18% |
| Series B | 124 | 14% |
| Series C | 74 | 8% |
| Funding Round | 60 | 7% |

20 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 404 | 45% |
| United Kingdom | 9 | 1% |
| Germany | 6 | 1% |
| Brazil | 5 | 1% |
| New Zealand | 5 | 1% |

21 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Delian Asparouhov | Principal | 31 | https://shizune.co/investors/profile/delian-asparouhov |
| John Luttig | Principal | 13 | https://shizune.co/investors/profile/john-luttig-2 |
| Napoleon Ta | Partner | 14 | https://shizune.co/investors/profile/napoleon-ta |
| Amin Mirzadegan | Principal | 3 | https://shizune.co/investors/profile/amin-mirzadegan-2d99 |
| Brian Singerman | Partner | 30 | https://shizune.co/investors/profile/brian-singerman |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Hadrian | Hadrian is a precision manufacturing company that manufactures precision components to serve aerospace and defense clients. It builds autonomous, software-defined precision component factories that help its customers make rockets, satellites, jets, and eVTOLs. | $1.4B | Series D | Aug 06, 2026 |  |
| Senra Systems | Senra Systems operates in the manufacturing industry, focusing on software configuration to improve manufacturing processes. The company works to transform skilled assembly tasks into production lines, enhancing production efficiency. It also has involvement in the Aerospace and Defense industry. It collects anonymous data through Google Analyticsto analyze user behavior and use the insights to improve its services. | $65M | Series B | Jul 15, 2026 |  |
| HUboo | HUboo Logistics functions as a digital tracking and enterprise supply chain portal. The entity coordinates international linehaul freight, manages overseas warehousing, processes multi-carrier last-mile deliveries, and assists with cross-border customs documentation pre-checks. | $270M | Series A | Jul 15, 2026 |  |
| State Affairs | State Affairs is a policy intelligence and AI company built on the nation's largest statehouse newsroom. Its journalists embedded across state capitols produce more than 2,000 original, nonpartisan articles each month, while its AI platform ingests every bill, hearing, regulation, and political development across all 50 states and the federalgovernment. The combination — original reporting on the ground, structured government data, and AI-native software — creates a continuously updated picture of policy in motion.The platform is used by one-third of state and federal elected officials and by enterprise government affairs teams at companies including Walmart, McDonald's, and Mastercard to monitor what's happening, analyze how issues are moving across states, coordinate internally, and act in real time. State Affairs is building the intelligence infrastructure for the policy economy. | $70M | Venture - Series Unknown | Jul 14, 2026 |  |
| Stenon | Stenon is a laboratory independent real-time soil analyst that offers solutions for agriculture. | $20.5M | Series B | Jul 01, 2026 |  |
| STARK | STARK is a developer of integrated defense and security systems intended for tactical and strategic protection in military and law enforcement missions. | $570.4M | Venture - Series Unknown | Jun 23, 2026 |  |
| Hydra Host | Hydra Host is a tool that provides cross-cloud capabilities to deploy and host apps across public cloud and private cloud providers. In addition to cross-cloud capabilities, Hydra offers high-level advisory, as well as expert implementation work with bespoke service engagements catered to client priorities. Whether security, resilience, orscale-focused. | $100M | Series A | Jun 15, 2026 |  |
| Endurance Energy | Endurance Energy is a clean energy technology company that develops offshore geothermal power systems designed to generate continuous electricity from deep-sea hydrothermal resources. The company focuses on harnessing heat from tectonic and volcanic activity beneath the ocean floor, converting it into baseload power that can operate independentlyof traditional fuel supply chains. Its platform centers on seafloor-deployed generation systems intended to deliver steady power output in remote or high-demand regions. The company designs and builds subsea energy infrastructure that includes drilling systems, hydrothermal generators, and related marine deployment equipment. These systems are engineered to operate in deep-water environments where geothermal vents produce high-temperature fluids, enabling energy extraction through specialized conversion processes. The approach emphasizes continuous generation using naturally occurring thermal gradients rather than intermittent renewable sources.Endurance Energy also integrates maritime engineering, robotics, and offshore operations to support installation and maintenance of its systems. Its development model includes vessel-based deployment and testing, with engineering teams working on prototyping and validating equipment for deep-sea conditions. The company’s activities extend to operational planning for energy delivery to island grids and coastal infrastructure. | $54M | Series A | Jun 11, 2026 |  |
| Poetic | Poetic is an AI-focused technology company that develops a platform designed to automate complex, multi-step business workflows that typically require human judgment and coordination. It builds tools that allow organizations to use AI systems more reliably in areas such as compliance, underwriting, and other structured enterprise processes. Thecompany’s approach centers on combining software-like reliability with AI-driven adaptability to handle unstructured or dynamic tasks. It provides infrastructure that helps businesses integrate AI into existing operations without fully replacing their core systems. The platform is used to support industries where accuracy, traceability, and process control are important. | $50M | Series A | Jun 10, 2026 |  |
| Beren Therapeutics | Beren Therapeutics is a biotechnology company that develops innovative therapies to make them accessible to every patient. The company was founded in 2020 and is based in Thousand Oaks, CA. | $135M | Venture - Series Unknown | Jun 10, 2026 |  |

10 of 891 investments shown.

## Co-investors
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 110 deals together
- [Khosla Ventures](https://shizune.co/investors/profile/khosla-ventures) — VC Fund, 107 deals together
- [Lux Capital](https://shizune.co/investors/profile/lux-capital) — VC Fund, 102 deals together
- [Sequoia Capital](https://shizune.co/investors/profile/sequoia-capital) — VC Fund, 72 deals together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 63 deals together
- [Lightspeed Venture Partners](https://shizune.co/investors/profile/lightspeed-venture-partners) — VC Fund, 62 deals together

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## FAQ

### What does Founders Fund invest in?

Founders Fund invests primarily in Software, Health Care and Information Technology startups, most often at Series A and Seed stage. Most of the 891 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Founders Fund's check size?

Founders Fund typically joins rounds of $1.7M–$15M at Seed, $5.7M–$50M at Series A and $15M–$100M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Founders Fund participates in.

### How do I contact Founders Fund?

Public channels for Founders Fund 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 Founders Fund?

The team at Founders Fund includes Delian Asparouhov (Principal), John Luttig (Principal) and Napoleon Ta (Partner), among 15 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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