# David Kaufman

> David Kaufman is a Series C investor at Sante Ventures (Austin) backing Medical and Health Care. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Sante Ventures](https://shizune.co/investors/profile/sante-ventures)
- Location: Austin, United States
- Total investments: 1
- Last investment: Mar 2008
- Lead investor: 100%
- Last updated: Aug 2026

David Kaufman is a Series C investor at Sante Ventures in Austin focused on Medical and Health Care. David joined Santé in 2015. Before joining the firm, David completed 21-years of service inside the United States Special Operations Community. Working at the intersection of analysis, operations, and policy, he specialized in scaling small technologically led efforts into “no-fail” global operations. David holds a B.S. in Geology with Honors fromVanderbilt University and an M.B.A. (elected Beta Gamma Sigma) from the College of William and Mary Mason School of Business.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Medical | 1 | 100% |
| Health Care | 1 | 100% |
| Biotechnology | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Protein Discovery | Protein Discovery, Inc., a life sciences company, develops and commercializes sample preparation technologies that enable protein and peptide analysis using mass spectrometry. It provides Gelfree 8100, a fractionation system that partitions complex protein mixtures into liquid-phase molecular weight fractions; Passport 1200, a sample preparationsystem that enriches low molecular weight proteins and peptides, and removes matrix interferences for high-throughput quantification applications; and PPS Silent Surfactant, a protein preparation reagent that solubilizes membrane proteins and cleaves to eliminate detergent interference. The company also provides UPX universal protein extraction kit for detergent extraction of proteins from cells and tissues. It serves life science researchers and drug development scientists. The company markets its products through Agilent Technologies, as well as online in the United States and internationally. Protein Discovery, Inc. was founded as Qgenics Biosciences, Inc. in 2001 and changed its name to Protein Discovery, Inc. in April 2004. The company is based in Knoxville, Tennessee. | $10M | Series C | Mar 24, 2008 |  |

1 of 1 investments shown.

## Co-investors
- [MB Venture Partners](https://shizune.co/investors/profile/mb-venture-partners) — VC Fund, 1 deal together
- [Nashville Capital Network](https://shizune.co/investors/profile/nashville-capital-network-investment-arm) — VC Fund, 1 deal together
- [The Southern Appalachian Fund](https://shizune.co/investors/profile/the-southern-appalachian-fund) — VC Fund, 1 deal together

## About Sante Ventures

VC Fund · Austin, United States

Santé Ventures is a life sciences venture capital firm that invests exclusively in early-stage companies developing innovative new medical technologies or healthcare delivery models. The firm was founded in 2006 and has nearly $1 billion in capital under management.

5 contacts available at Sante Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Casey Cunningham | Partner & Chief Scientific Officer | https://shizune.co/investors/profile/casey-cunningham |
| David Kaufman | Chief Operating Officer | https://shizune.co/investors/profile/david-kaufman-ac63 |
| Dennis McWilliams | Managing Director | https://shizune.co/investors/profile/dennis-mcwilliams |
| Diane Brouilliard | Head of Talent & Networks | https://shizune.co/investors/profile/diane-brouilliard |
| Douglas French | Co-Founder and Managing Director | https://shizune.co/investors/profile/douglas-d-french |

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## FAQ

### What does David Kaufman invest in?

David Kaufman invests primarily in Medical, Health Care and Biotechnology startups, most often at Series C stage. Most of the 1 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 Kaufman last invest?

The most recent investment recorded for David Kaufman closed in Mar 2008. Shizune tracks 1 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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