# Jeff Dean

> Jeff Dean is a seed investor at Google backing Artificial Intelligence. See 104 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Google](https://shizune.co/investors/profile/google)
- Location: Palo Alto, United States
- Total investments: 104
- Last investment: Jul 2026
- Lead investor: 6%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/pub/jeff-dean/55/125/8b2
- Website: https://x.com/JeffDean

Jeff Dean is a seed investor at Google in Palo Alto focused on Artificial Intelligence and Information Technology. Jeff Dean is the Chief Scientist of Google DeepMind and Google Research. He joined Google in 1999 and has played a pivotal role in shaping the company’s technical foundations. He currently focuses on advancing AI and deep learning research across Google’s research teams.He co-founded and led the Google Brain team, helping drive innovations indeep learning for speech recognition, computer vision, natural language understanding, and a wide range of predictive applications. Over the years, he has co-designed and implemented several generations of Google's core systems, including its web search infrastructure, crawling and indexing pipelines, and advertising technologies such as AdSense for Content.He is also a key contributor to Google's distributed computing infrastructure, having co-designed and implemented systems like MapReduce, BigTable, Spanner, Protocol Buffers, LevelDB, and TensorFlow—one of the most widely used open-source machine learning platforms.Jeff Dean earned his Ph.D. in Computer Science from the University of Washington in 1996. He is a Fellow of the ACM, a member of the U.S. National Academy of Engineering and the American Academy of Arts and Sciences, and a recipient of the ACM-Infosys Foundation Award in the Computing Sciences and the Mark Weiser Award.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.5M–$35M |
| Pre-Seed | $450k–$2.3M |
| Series A | $10M–$60M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Artificial Intelligence | 34 | 33% |
| Information Technology | 16 | 15% |
| Software | 15 | 14% |
| Biotechnology | 10 | 10% |
| Machine Learning | 9 | 9% |

87 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 36 | 35% |
| Series A | 21 | 20% |
| Pre-Seed | 10 | 10% |
| Series B | 6 | 6% |
| Funding Round | 3 | 3% |

10 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 54 | 52% |
| United Kingdom | 3 | 3% |
| Japan | 1 | 1% |
| Germany | 1 | 1% |
| Australia | 1 | 1% |

6 countries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| SkyPilot | SkyPilot is an open-source framework for running AI and batch workloads on any infra. | $20M | Seed | Jul 21, 2026 |  |
| Runta | Runta is the execution layer for AI agents. Agent execution layer for token efficiency, secret protection, and governed access. | $20M | Seed | Jul 16, 2026 |  |
| Architect | Architect provide frontier AI lab for chip design. | $24M | Seed | Jun 18, 2026 |  |
| Odyssey | Odyssey operates as an AI start-up, provides hollywood-grade visual AI. | $310M | Series B | Jun 17, 2026 |  |
| Trajectory | Trajectory is a research and product company developing a platform that enables continual learning for AI-powered products. | $15M | Seed | May 27, 2026 |  |
| Altara | Altara is a San Francisco–based startup building a scientific-intelligence AI platform that analyzes complex physical-science and engineering data (batteries, chips, materials, etc.) to speed up R&D and failure analysis. | $7M | Seed | May 05, 2026 |  |
| Elorian | Elorian specializes in creating AI models that can handle a variety of data kinds simultaneously. | $55M | Seed | Apr 09, 2026 |  |
| Nomadic | NomadicML develops visual reasoning AI Agents for Autonomous Systems | $8.4M | Seed | Mar 31, 2026 |  |
| RunSybil | RunSybil is an AI-driven offensive security platform that continuously evaluates applications and infrastructure for vulnerabilities. Leveraging cutting-edge AI techniques, it autonomously identifies and exploits real-world security flaws through sophisticated penetration testing. By automating hacker-like intuition, RunSybil delivers proactivedefense capabilities, empowering organizations to strengthen the security of modern applications. | $40M | Seed | Mar 18, 2026 |  |
| HydraDB | The serverless context infra built with in-memory data stores: ultra low latency, highest precision recall, and relationally-aware. Build memory layers, stateful agents, and context stores with the highest accuracy. | $6.5M | Seed | Mar 12, 2026 |  |

10 of 104 investments shown.

## Co-investors
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 13 deals together
- [Khosla Ventures](https://shizune.co/investors/profile/khosla-ventures) — VC Fund, 9 deals together
- [Google Ventures](https://shizune.co/investors/profile/google-ventures) — VC Fund, 8 deals together
- [Radical Ventures](https://shizune.co/investors/profile/radical-ventures) — VC Fund, 8 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 8 deals together
- [AIX Ventures](https://shizune.co/investors/profile/aix-ventures) — VC Fund, 6 deals together

## About Google

VC Fund · Mountain View, United States

Google provides the Android operating system, the Chrome web browser, and a search engine to support global connectivity. Its software suite includes productivity tools such as Gmail, Docs, and Calendar, alongside media platforms like YouTube and Google Play. The firm designs hardware, including the Pixel line of smartphones, tablets, and wearabledevices integrated with Wear OS. Through its research divisions, the company creates generative models and tools such as Gemini 3.1 and Veo 3.1 for image creation, video generation, and conversational assistance. Current features include Agentic Vision for visual reasoning and Personal Intelligence, which utilizes Google Photos for contextual content creation.

5 contacts available at Google.

| Name | Title | Profile |
| --- | --- | --- |
| Aashima Gupta | Global Head - Healthcare Solutions, Google Cloud Platform | https://shizune.co/investors/profile/aashima-gupta |
| Addy Osmani | Senior Staff Software Engineer (Manager) | https://shizune.co/investors/profile/addy-osmani |
| Alex Okosi | Managing Director, Africa | https://shizune.co/investors/profile/alex-okosi |
| Andrew Golding | Senior research scientist | https://shizune.co/investors/profile/andrew-golding-2 |
| Andy Volk | Head of Sub-Saharan Africa Ecosystem | https://shizune.co/investors/profile/andy-volk |

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## FAQ

### What does Jeff Dean invest in?

Jeff Dean invests primarily in Artificial Intelligence, Information Technology and Software startups, most often at Seed and Series A stage. Most of the 104 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 Jeff Dean's check size?

Jeff Dean typically joins rounds of $2.5M–$35M at Seed, $450k–$2.3M at Pre-Seed and $10M–$60M 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 Jeff Dean participates in.

### When did Jeff Dean last invest?

The most recent investment recorded for Jeff Dean closed in Jul 2026. Shizune tracks 104 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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