# David Seldin

> David Seldin is a Series B investor at Anzu Partners backing Electronics and Manufacturing. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Anzu Partners](https://shizune.co/investors/profile/anzu-partner)
- Location: Washington, United States
- Total investments: 7
- Last investment: Mar 2023
- Lead investor: 57%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-seldin

David Seldin is a Series B investor at Anzu Partners in Washington focused on Electronics and Manufacturing. David Seldin is based out of Washington, District of Columbia and is the Managing Partner and Co-Founder of Anzu Partners. David previously worked at Jacksonville Jaguars NFL franchise as a President. David Seldin attended the University of Chicago.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Electronics | 2 | 29% |
| Manufacturing | 2 | 29% |
| Laser | 1 | 14% |
| Software | 1 | 14% |
| Life Science | 1 | 14% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 29% |
| Seed | 1 | 14% |
| Series A | 1 | 14% |
| Funding Round | 1 | 14% |
| Private Equity | 1 | 14% |

6 stages tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| XGS Energy | XGS Energy is a geothermal heat harvesting technology company. | $14M | Series A | Mar 06, 2023 |  |
| NUBURU | NUBURU is disrupting the world's battery manufacturing, cell phone manufacturing, and e-mobility markets by providing the best in class technology for welding copper, aluminum and dissimilar metals. The disruptive performance of NUBURU's lasers has been validated by customers worldwide. It has invested in automated manufacturing inanticipation of the large demand from these rapidly growing market segments. NUBURU is currently in fund raising mode, seeking mezzanine funding for expanding manufacturing, sales, and marketing and operation organizations. The company blue laser technology breaks new ground—available as either a standard AO laser or high-brightness MISAKI laser by enabling radical gains in speed and quality in existing metal processes, as well as also unlocking a path to new designs for both conventional laser-metal machining and additive manufacturing (3D printing). | $5.6M | Private Equity | Jan 26, 2022 |  |
| Liquid Instruments | Liquid Instruments develops software-defined test and measurement systems that enable engineers and scientists to perform complex experiments and signal analysis using a single, reconfigurable hardware platform. The company’s core offering is the Moku product line, which integrates multiple laboratory instruments, such as oscilloscopes, spectrumanalyzers, waveform generators, and lock-in amplifiers, into one device that can be configured and updated through software. Its platform is built on field-programmable gate arrays, allowing users to dynamically switch between instrument functions or combine multiple tools within the same system depending on testing requirements. This approach replaces traditional setups that rely on multiple standalone instruments, reducing equipment complexity, cost, and physical space while enabling customized configurations for different applications. | $13.7M | Series B | May 19, 2021 |  |
| Liquid Instruments | Liquid Instruments develops software-defined test and measurement systems that enable engineers and scientists to perform complex experiments and signal analysis using a single, reconfigurable hardware platform. The company’s core offering is the Moku product line, which integrates multiple laboratory instruments, such as oscilloscopes, spectrumanalyzers, waveform generators, and lock-in amplifiers, into one device that can be configured and updated through software. Its platform is built on field-programmable gate arrays, allowing users to dynamically switch between instrument functions or combine multiple tools within the same system depending on testing requirements. This approach replaces traditional setups that rely on multiple standalone instruments, reducing equipment complexity, cost, and physical space while enabling customized configurations for different applications. | $13.7M | Convertible Note | May 19, 2021 |  |
| NUBURU | NUBURU is disrupting the world's battery manufacturing, cell phone manufacturing, and e-mobility markets by providing the best in class technology for welding copper, aluminum and dissimilar metals. The disruptive performance of NUBURU's lasers has been validated by customers worldwide. It has invested in automated manufacturing inanticipation of the large demand from these rapidly growing market segments. NUBURU is currently in fund raising mode, seeking mezzanine funding for expanding manufacturing, sales, and marketing and operation organizations. The company blue laser technology breaks new ground—available as either a standard AO laser or high-brightness MISAKI laser by enabling radical gains in speed and quality in existing metal processes, as well as also unlocking a path to new designs for both conventional laser-metal machining and additive manufacturing (3D printing). | $20M | Series B | Dec 03, 2020 |  |
| BioFlyte | BioFlyte is commercializing a revolutionary new class of fieldable aerosol mass spectrometers and complementary products for protection from biological and low-volatility chemical threats. Our instruments identify microbes including spores, vegetative bacteria, and viruses, bio-toxins, opioids, and other airborne threats to our safety and security.Our products are designed to autonomously sample ambient air, for example, in critical infrastructure, but can also accept liquid or powder samples manually. | $1.3M | Seed | Jun 10, 2020 |  |
| NUBURU | NUBURU is disrupting the world's battery manufacturing, cell phone manufacturing, and e-mobility markets by providing the best in class technology for welding copper, aluminum and dissimilar metals. The disruptive performance of NUBURU's lasers has been validated by customers worldwide. It has invested in automated manufacturing inanticipation of the large demand from these rapidly growing market segments. NUBURU is currently in fund raising mode, seeking mezzanine funding for expanding manufacturing, sales, and marketing and operation organizations. The company blue laser technology breaks new ground—available as either a standard AO laser or high-brightness MISAKI laser by enabling radical gains in speed and quality in existing metal processes, as well as also unlocking a path to new designs for both conventional laser-metal machining and additive manufacturing (3D printing). | $15.5M |  | Feb 02, 2018 |  |

7 of 7 investments shown.

## Co-investors
- [MA Growth Ventures](https://shizune.co/investors/profile/ma-growth-capital) — VC Fund, 2 deals together
- [ANU Connect Ventures](https://shizune.co/investors/profile/anu-connect-ventures) — VC Fund, 1 deal together
- [F1 Solutions](https://shizune.co/investors/profile/f1-solutions-0d69) — VC Fund, 1 deal together

## About Anzu Partners

VC Fund · Washington, United States

Anzu Partners is an investment firm that focuses on industrial and life science technology companies with the potential to transform their industry. Anzu's portfolio support platform is dedicated to drive results beyond our initial investment and establish long-term relationships. We team with entrepreneurs to develop and commercializetechnological innovations by providing capital and deep expertise in business development, market positioning, global connectivity, and operations. .Co-founders Whitney Haring-Smith, David Michael, and David Seldin launched the firm in 2014 in Washington, District of Columbia.

5 contacts available at Anzu Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Cathryn Stickel | Director, Talent Management and Organizational Development | https://shizune.co/investors/profile/cathryn-stickel |
| Christine Fitzgerald | Senior Accountant | https://shizune.co/investors/profile/christine-fitzgerald |
| David Michael | Managing Partner | https://shizune.co/investors/profile/david-michael-4 |
| David Seldin | Managing Partner and Co-Founder | https://shizune.co/investors/profile/david-seldin-2 |
| Debrah Herman | Chief Financial Officer and Partner | https://shizune.co/investors/profile/debrah-herman-2 |

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## FAQ

### What does David Seldin invest in?

David Seldin invests primarily in Electronics, Manufacturing and Laser startups, most often at Series B and Seed stage. Most of the 7 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 Seldin last invest?

The most recent investment recorded for David Seldin closed in Mar 2023. Shizune tracks 7 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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