Jeff Dean
Chief Scientist, Google DeepMind and Google Research @ Google
Palo Alto, United States
Jeff Dean is a seed investor at Google in Palo Alto focused on Artificial Intelligence and Software. 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.
- Total investments:
- 109
- Last investment:
- Lead investor:
- 6%
Last updated:
For AI agents: llms.txt
Industries Jeff Dean invests in
Stages Jeff Dean invests in
Countries Jeff Dean invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $2.5M–$34M
- Pre-Seed
- $500k–$3M
- Series A
- $10M–$60M
Investment Focus
Industry
- Artificial Intelligence 49 (45%)
- Software 22 (20%)
- Information Technology 20 (18%)
- Machine Learning 13 (12%)
- Biotechnology 10 (9%)
Stage
- Seed 51 (47%)
- Series A 26 (24%)
- Pre-Seed 13 (12%)
- Series B 8 (7%)
- Venture - Series Unknown 3 (3%)
Country
- United States 73 (67%)
- United Kingdom 3 (3%)
- Germany 2 (2%)
- Japan 1 (1%)
- Australia 1 (1%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| G5 is the semantic abstraction layer that makes AI-native software development compilable, mergeable, and governable for enterprises. | $14M / Seed / Sep 15, 2026 | ||
| Grubel envisions a future in which each substance creates its own AI, one that understands its surroundings and performs the best work possible within them. | $3.5M / Pre-Seed / Sep 10, 2026 | ||
| Wafer is an AI optimization platform that automatically accelerates AI models by generating efficient custom GPU kernels. | $40M / Series A / Sep 01, 2026 | ||
| SkyPilot is an open-source framework for running AI and batch workloads on any infra. | $20M / Seed / Jul 21, 2026 | ||
| 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 provide frontier AI lab for chip design. | $24M / Seed / Jun 18, 2026 | ||
| Odyssey operates as an AI start-up, provides hollywood-grade visual AI. | $310M / Series B / Jun 17, 2026 | ||
| Trajectory is a research and product company developing a platform that enables continual learning for AI-powered products. | $15M / Seed / May 27, 2026 | ||
| 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 specializes in creating AI models that can handle a variety of data kinds simultaneously. | $55M / Seed / Apr 09, 2026 | ||
| See all 109 investments → | |||
Co-Investors
About Google
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.
Google Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Aashima Gupta
Global Head - Healthcare Solutions, Google Cloud Platform
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Addy Osmani
Senior Staff Software Engineer (Manager)
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Alex Okosi
Managing Director, Africa
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Andrew Golding
Senior research scientist
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Andy Volk
Head of Sub-Saharan Africa Ecosystem
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FAQ
What does Jeff Dean invest in?
Jeff Dean invests primarily in Artificial Intelligence, Software and Information Technology startups, most often at Seed and Series A stage. Most of the 109 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–$34M at Seed, $500k–$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.
How do I contact Jeff Dean?
Public channels for Jeff Dean include LinkedIn and X (Twitter). 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 Jeff Dean last invest?
The most recent investment recorded for Jeff Dean closed in Sep 2026. Shizune tracks 109 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 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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