# David Katz

> David Katz is a seed investor at Radical Ventures backing Artificial Intelligence and GPU. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Radical Ventures](https://shizune.co/investors/profile/radical-ventures)
- Location: Toronto, Canada
- Total investments: 6
- Last investment: Jul 2026
- Lead investor: 83%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/davidkatz

David Katz is a seed investor at Radical Ventures in Toronto focused on Artificial Intelligence and GPU. Partner

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Artificial Intelligence | 2 | 33% |
| GPU | 1 | 17% |
| Agentic AI | 1 | 17% |
| Cloud Computing | 1 | 17% |
| Machine Learning | 1 | 17% |

6 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 33% |
| Series A | 2 | 33% |
| Pre-Seed | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Prime Intellect | Prime Intellect is an artificial intelligence infrastructure company that develops an open platform for training, deploying, and continuously improving AI models and agents. It combines AI infrastructure, reinforcement learning (RL) tooling, compute orchestration, and open-source research to make frontier AI training accessible to organizations ofall sizes. Its platform enables enterprises and researchers to build, evaluate, fine-tune, and deploy custom AI models while leveraging globally distributed compute resources.The company's platform provides an integrated stack for compute, RL post-training, evaluation, inference, and agent development. Its offerings include hosted model training on thousands of reinforcement learning environments, evaluation tools with public leaderboards, one-click deployment for fine-tuned models, and infrastructure that continuously feeds production data back into training workflows. Prime Intellect also operates an Environment Hub containing thousands of open-source RL environments and develops prime-rl, an open-source framework for large-scale asynchronous reinforcement learning. | $130M | Series A | Jul 08, 2026 |  |
| Firsthand | Firsthand operates as an AI agent platform built for brands & publishers. | $26M | Series A | Mar 04, 2025 |  |
| Firsthand | Firsthand operates as an AI agent platform built for brands & publishers. | $6.6M | Seed | Feb 21, 2024 |  |
| CentML | CentML accelerates Machine Learning workloads by maximizing training and inference efficiency leading to compute cost reduction. | $26.8M | Seed | Oct 25, 2023 |  |
| CentML | CentML accelerates Machine Learning workloads by maximizing training and inference efficiency leading to compute cost reduction. | $3.5M | Seed | Jun 30, 2022 |  |
| CentML | CentML accelerates Machine Learning workloads by maximizing training and inference efficiency leading to compute cost reduction. | $3.5M | Pre-Seed | Jun 30, 2022 |  |

6 of 6 investments shown.

## Co-investors
- [AAL VC](https://shizune.co/investors/profile/aal-vc) — VC Fund, 1 deal together
- [Crossbeam Venture Partners](https://shizune.co/investors/profile/crossbeam-venture-partners) — VC Fund, 1 deal together
- [Deloitte Ventures](https://shizune.co/investors/profile/deloitte-ventures) — VC Fund, 1 deal together
- [FirstMark](https://shizune.co/investors/profile/firstmark-capital) — VC Fund, 1 deal together
- [Gradient](https://shizune.co/investors/profile/gradient-ventures) — VC Fund, 1 deal together
- [AperiamVentures](https://shizune.co/investors/profile/mathcapital) — VC Fund, 1 deal together

## About Radical Ventures

VC Fund · Toronto, Canada

Radical Ventures is an early-stage venture capital firm investing in entrepreneurs applying deep technology to transform massive industries.

5 contacts available at Radical Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Jordan Jacobs | Co-Founder and Managing Partner | https://shizune.co/investors/profile/jordan-jacobs-6f67 |
| Barney Pell | Venture Partner | https://shizune.co/investors/profile/barney-pell |
| Daniel Mulet Lind | Sr. Principal | https://shizune.co/investors/profile/daniel-mulet-lind |
| David Katz | Partner | https://shizune.co/investors/profile/david-katz-2599 |
| Rob Toews | Partner | https://shizune.co/investors/profile/rob-toews-a38a |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does David Katz invest in?

David Katz invests primarily in Artificial Intelligence, GPU and Agentic AI startups, most often at Seed and Series A stage. Most of the 6 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Katz last invest?

The most recent investment recorded for David Katz closed in Jul 2026. Shizune tracks 6 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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