# Jeff Brown

> Jeff Brown is a seed investor at Galaxy Interactive (Mountain View) backing Database and Software. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Galaxy Interactive](https://shizune.co/investors/profile/galaxy-interactive)
- Location: Mountain View, United States
- Total investments: 4
- Last investment: Jun 2026
- Lead investor: 50%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jeffbrown2k

Jeff Brown is a seed investor at Galaxy Interactive in Mountain View focused on Database and Software. Jeff Brown is the Partner at Galaxy Interactive.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Database | 2 | 50% |
| Software | 2 | 50% |
| Information Technology | 2 | 50% |
| Finance | 1 | 25% |
| Big Data | 1 | 25% |

15 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 75% |
| Series A | 1 | 25% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 3 | 75% |
| United Kingdom | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Sophia Space | Sophia Space is a space-tech startup building an orbital computing infrastructure. | $7M | Seed | Jun 23, 2026 |  |
| Row64 | Row64 is the world’s first Data Science Spreadsheet powered by a GPU data engine that runs 10x to 1,000x faster than traditional data software. Designed ground up for Business Analysts & Data Scientists, Row64 blends the simplicity of Excel with the Power of Python to accelerate your data pipeline. Row64 works interactively with billions ofrecords, delivers keynote quality storytelling tools and one-click Data Science recipes to spreadsheet users. | $4M | Seed | Jun 09, 2025 |  |
| OpenOrigins | OpenOrigins is a software development company that offers tools for cryptography, trusted execution, and distributed systems. | $4.5M | Seed | Oct 31, 2024 |  |
| DeltaStream | DeltaStream is a unified self-service stream processing platform that gives you all the power of Apache Flink with the ability to build materialized views. With impressive features like data governance, unified views, 3rd party sharing, private SaaS, and query level scaling - it’s your operational dream come true. Efficiently addresses streaminganalytics and streaming database use cases, with limitless scalability to meet your needs. Enable your entire organization to harness the power of your streaming data. | $15M | Series A | Sep 17, 2024 |  |

4 of 4 investments shown.

## Co-investors
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund, 1 deal together
- [Differential Ventures](https://shizune.co/investors/profile/differential-ventures) — VC Fund, 1 deal together
- [New Enterprise Associates](https://shizune.co/investors/profile/new-enterprise-associates) — VC Fund, 1 deal together
- [Sanabil](https://shizune.co/investors/profile/sanabil) — VC Fund, 1 deal together
- [SparkLabs Group](https://shizune.co/investors/profile/sparklabs-group) — VC Fund, 1 deal together
- [Unbound](https://shizune.co/investors/profile/unbound-bdd5) — VC Fund, 1 deal together

## About Galaxy Interactive

VC Fund · New York, United States

Founded in 2018, Galaxy Interactive is a New York-based venture capital firm. The firm invests in interactive content and in the technologies powering digital and physical convergence, backing companies across gaming, immersive media, blockchain infrastructure, tokenized economies, artificial intelligence systems, high performance computing,longevity, and advanced energy and compute architectures.

5 contacts available at Galaxy Interactive.

| Name | Title | Profile |
| --- | --- | --- |
| Jeff Brown | Partner | https://shizune.co/investors/profile/jeff-brown-04e1 |
| Lauren Selig | Galaxy Interactive | https://shizune.co/investors/profile/lauren-selig |
| Richard Kim | General Partner | https://shizune.co/investors/profile/richard-kim-8049 |
| Sam Englebardt | General Partner | https://shizune.co/investors/profile/sam-englebardt |
| Zack Zaharis | Principal | https://shizune.co/investors/profile/zack-zaharis |

## 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 Jeff Brown invest in?

Jeff Brown invests primarily in Database, Software and Information Technology startups, most often at Seed and Series A stage. Most of the 4 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 Jeff Brown last invest?

The most recent investment recorded for Jeff Brown closed in Jun 2026. Shizune tracks 4 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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