# Sabrina Hahn

> Sabrina Hahn is a seed investor in New York backing Software and Blockchain. See 29 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Location: New York, United States
- Total investments: 29
- Last investment: Jul 2026
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/sabrina-hahn
- Website: https://sabrinahahn.com

Sabrina Hahn is a prolific venture investor across sectors.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.7M–$17M |
| Series A | $17M–$47M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 6 | 21% |
| Blockchain | 5 | 17% |
| Artificial Intelligence | 5 | 17% |
| Cryptocurrency | 4 | 14% |
| Information Technology | 3 | 10% |

27 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 19 | 66% |
| Series A | 5 | 17% |
| Series B | 1 | 3% |
| Funding Round | 1 | 3% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 15 | 52% |
| Norway | 1 | 3% |
| Hong Kong | 1 | 3% |
| Kazakhstan | 1 | 3% |
| United Kingdom | 1 | 3% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Sable | Sable is a reliable partner that offers strict compliance, safe data processing, and no training on your data. Sable creates AI that facilitates large-scale, tailored, interactive consumer engagements. | $45M | Series A | Jul 16, 2026 |  |
| QuiverAI | Quiver is an AI research and product company specializing in advanced models and tools for vector generation and editing. These capabilities enable high-quality, scalable creation and manipulation of vector graphics. | $8.3M | Seed | Feb 25, 2026 |  |
| fomo | Fomo is a cutting-edge fintech startup revolutionizing the financial landscape through innovative technology and strategic partnerships. | $17M | Series A | Nov 06, 2025 |  |
| Serval | Serval is an AI-native IT service management (ITSM) platform designed to give modern teams superpowers. | $47M | Series A | Oct 21, 2025 |  |
| Nozomio | How do you discover the future of software engineering? We're building it.Language models can write code better than most humans, but they often destroy codebases due to poor context management and understanding. The future isn't about replacing developers - it's about empowering them to orchestrate AI agents effectively.We're creating systems that enable small teams of developers to manage large-scale agent operations across the entire software lifecycle - from development to QA, security audits, and deployment.It's called Nozomio. | $6.2M | Seed | Oct 01, 2025 |  |
| The Interaction Company of California | Poke is an artificial intelligence assistant that functions as a single iMessage thread that links to files, calendars, and emails before acting. | $15M | Seed | Sep 08, 2025 |  |
| Doppel | Doppel is an AI-native security platform that helps organizations defend against social engineering risks and digital impersonation. It continuously monitors threats across multiple channels, including domains, social media, paid advertising, messaging apps, and the dark web, then maps those threats into a real-time threat graph to identifyattacker infrastructure. Doppel’s platform automates threat takedowns using AI and expert analysis, while its simulation product generates realistic, multi-step phishing scenarios to test and train employees across email, SMS, WhatsApp, Telegram, and more. Through its tools, Doppel enables proactive defense by disrupting malicious campaigns and building human resilience to modern, AI-driven attacks. | $35M | Series B | May 02, 2025 |  |
| Sapien | Sapien is a platform for creating autonomous coworkers for finance professionals. It promotes its service as an AI-native system created from the ground up that connects with Excel, ERP systems, and customer relationship management platforms. | $8.7M | Seed | Oct 29, 2024 |  |
| Integrated Biosciences | Integrated Biosciences is the first company in history to be able to virtually stress cells. | $17.2M | Seed | Oct 03, 2024 |  |
| Openmart | AI agent that automates B2B sales for brands and manufacturers. | $2.8M | Seed | Aug 21, 2024 |  |

10 of 29 investments shown.

## Co-investors
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 7 deals together
- [SV Angel](https://shizune.co/investors/profile/sv-angel) — VC Fund, 7 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 7 deals together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 4 deals together
- [BoxGroup](https://shizune.co/investors/profile/boxgroup) — VC Fund, 4 deals together
- [Sequoia Capital](https://shizune.co/investors/profile/sequoia-capital) — VC Fund, 4 deals together

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### Similar stage
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## FAQ

### What does Sabrina Hahn invest in?

Sabrina Hahn invests primarily in Software, Blockchain and Artificial Intelligence startups, most often at Seed and Series A stage. Most of the 29 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 Sabrina Hahn's check size?

Sabrina Hahn typically joins rounds of $2.7M–$17M at Seed and $17M–$47M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Sabrina Hahn participates in.

### When did Sabrina Hahn last invest?

The most recent investment recorded for Sabrina Hahn closed in Jul 2026. Shizune tracks 29 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### 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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