# Yuri Sagalov

> Yuri Sagalov is a seed investor backing Software and Artificial Intelligence. See 39 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Palo Alto, United States
- Total investments: 39
- Last investment: Aug 2026
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/yurisagalov
- X (Twitter): http://twitter.com/yuris
- Website: http://www.yurisagalov.com

Yuri Sagalov is a seed investor in Palo Alto focused on Software and Artificial Intelligence. Yuri Sagalov is the CEO and co-founder of AeroFS, which he started with his co-founder and CTO Weihan Wang in 2010. He graduated from the University of Toronto's elite Engineering Science program, majoring in Computer Engineering. Yuri was studying towards a Masters of Applied Science focusing on Distributed Systems at the UofT before taking aleave of absence to start AeroFS.

## Contacts

5 contacts available for Yuri Sagalov: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/yuri-sagalov?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $3.1M–$11M |
| Pre-Seed | $500k–$9M |
| Series A | $4M–$40M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 17 | 44% |
| Artificial Intelligence | 14 | 36% |
| Information Technology | 9 | 23% |
| Marketplace | 5 | 13% |
| E-Commerce | 4 | 10% |

64 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 28 | 72% |
| Series A | 6 | 15% |
| Pre-Seed | 4 | 10% |
| Venture - Series Unknown | 1 | 3% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 31 | 79% |
| Sweden | 2 | 5% |
| India | 1 | 3% |
| Canada | 1 | 3% |
| United Arab Emirates | 1 | 3% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Aurelius Systems | Aurelius Systems is a defense technology company pioneering the future of defense with the development of edge-deployed, AI-powered laser systems designed to counter unmanned aerial systems (UAS) threats. | $40M | Series A | Aug 05, 2026 |  |
| 1001 AI | 1001 AI is building The Sovereign Artificial Intelligence Platform of the Middle East | $30M | Series A | Jun 30, 2026 |  |
| Amphiform | Amphiform is a clean energy company that develops materials for scalable and portable power systems using atom-by-atom engineering. | $5.5M | Pre-Seed | May 19, 2026 |  |
| Luel | Luel develops AI training data marketplace that supplies training datasets to connect AI enterprises and content contributors. | $31M | Seed | May 15, 2026 |  |
| Numos | Numos develops an AI-powered platform designed to automate financial operations for businesses. Its platform integrates with existing enterprise systems and uses advanced reasoning to turn raw financial data into actionable insights, helping finance teams reduce manual work and focus on strategic decision-making. | $4.3M | Seed | Apr 02, 2026 |  |
| Nexus | Nexus build production-ready AI agents without code for non-technical teams in large organizations. | $4.3M | Seed | Mar 31, 2026 |  |
| Autoscience | Autoscience merges science and tech to automate vehicles, improving safety, efficiency, and performance. It integrates AI, robotics, and materials science to transform transportation. | $14M | Seed | Mar 18, 2026 |  |
| AgentMail | AgentMail provides an API-first email platform that enables AI agents to send, receive, and manage emails with automation and analytics. | $6M | Seed | Mar 10, 2026 |  |
| QFEX | QFEX is the 24/7 exchange for traditional financial markets. We let you trade US equities, commodities and FX pairs with (or without) leverages of up to 50x. On QFEX, UX comes first: brokerless market access, seamless integration with traditional payment rails, and ultra-efficient Perpetual Futures offered over all asset classes. Trading hasnever been simpler or cheaper than with QFEX.Founded by Quants and Engineers from Citadel & Tower Research who saw an opportunity to make markets how they always should have been, QFEX will eventually replace the entire $100 billion exchange and clearing industry. | $9.5M | Seed | Mar 05, 2026 |  |
| Prime Meridian | Prime Meridian is an online tax-filing service that helps individuals prepare and file income tax returns. | $3.5M | Seed | Jan 15, 2026 |  |

10 of 39 investments shown.

## Co-investors
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 20 deals together
- [Liquid 2 Ventures](https://shizune.co/investors/profile/liquid2-ventures) — VC Fund, 8 deals together
- [Draper Associates](https://shizune.co/investors/profile/draper-associates-2) — VC Fund, 3 deals together
- [Fuel Capital](https://shizune.co/investors/profile/fuel-capital) — VC Fund, 3 deals together
- [Phosphor Capital](https://shizune.co/investors/profile/phosphor-capital) — VC Fund, 3 deals together
- [Pioneer Fund](https://shizune.co/investors/profile/pioneer-fund) — VC Fund, 3 deals together

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## FAQ

### What does Yuri Sagalov invest in?

Yuri Sagalov invests primarily in Software, Artificial Intelligence and Information Technology startups, most often at Seed and Series A stage. Most of the 39 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 Yuri Sagalov's check size?

Yuri Sagalov typically joins rounds of $3.1M–$11M at Seed, $500k–$9M at Pre-Seed and $4M–$40M 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 Yuri Sagalov participates in.

### How do I contact Yuri Sagalov?

Public channels for Yuri Sagalov 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.

### When did Yuri Sagalov last invest?

The most recent investment recorded for Yuri Sagalov closed in Aug 2026. Shizune tracks 39 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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