# Joe Aragona

> Joe Aragona is a Series B investor at Austin Ventures (Wimberley) backing Software and Mobile. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Austin Ventures](https://shizune.co/investors/profile/austin-ventures)
- Location: Wimberley, United States
- Total investments: 6
- Last investment: Sep 2020
- Lead investor: 17%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/joe-aragona-238832144

Joe Aragona is a founder and General Partner of Austin Ventures. AV has over $3 billion under management and is the most active venture and growth equity firm in Texas and among the most established in the nation. Since joining AV in 1982, Joe has focused on information technology and growth equity investing and has worked with software,communications, semiconductor and service companies. Prior to joining Austin Ventures, Joe earned both his MBA and bachelor's degree from Harvard University and worked in the Merchant Banking Group of the Bank of Boston and Chemical Bank.Joe was a member of the Board of Directors of the National Venture Capital Association (NVCA) from 1999 - 2006, chaired its Research Committee, and served as Chairman of the Board. Joe is also a member of the Board of Directors of Casa Montessori, an early childhood development center.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 33% |
| Mobile | 1 | 17% |
| Hardware | 1 | 17% |
| E-Commerce | 1 | 17% |
| Health Care | 1 | 17% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 33% |
| Seed | 1 | 17% |
| Series A | 1 | 17% |
| Series C | 1 | 17% |
| Funding Round | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Trashbots | Trashbots develops low-cost science and engineering kits with an artistic twist and structured curriculum that enables students to develop problem-solving skills and enhance creativity by building robots that utilize everyday materials in tandem with unique software. |  | Seed | Sep 02, 2020 |  |
| Spinal Restoration | Spinal Restoration was formed to identify and develop new, early intervention, minimally invasive therapies for the treatment of chronic low back pain. The company’s first endeavor is the Biostat® System, a proprietary resorbable biologic compound and delivery system for the treatment of chronic disc pain. The new treatment specifically targetsdiscogenic pain, which represents the single largest population of patients—an estimated four million adults—who suffer from chronic low back pain annually. | $5M | Series C | Mar 18, 2013 |  |
| Spinal Restoration | Spinal Restoration was formed to identify and develop new, early intervention, minimally invasive therapies for the treatment of chronic low back pain. The company’s first endeavor is the Biostat® System, a proprietary resorbable biologic compound and delivery system for the treatment of chronic disc pain. The new treatment specifically targetsdiscogenic pain, which represents the single largest population of patients—an estimated four million adults—who suffer from chronic low back pain annually. | $5M |  | Oct 23, 2012 |  |
| Spinal Restoration | Spinal Restoration was formed to identify and develop new, early intervention, minimally invasive therapies for the treatment of chronic low back pain. The company’s first endeavor is the Biostat® System, a proprietary resorbable biologic compound and delivery system for the treatment of chronic disc pain. The new treatment specifically targetsdiscogenic pain, which represents the single largest population of patients—an estimated four million adults—who suffer from chronic low back pain annually. | $16M | Series B | Oct 09, 2007 |  |
| Tantau Software | TANTAU Software Inc. is a leading provider of software and services that enable enterprises to conduct high-volume, secure, mobile ecommerce transactions while maintaining direct access to their customer. TANTAU's blue-chip customer base includes major financial institutions and stock exchanges around the world. Strategic alliances includeNokia, Hewlett-Packard, Compaq, NEON Systems and Baltimore Technologies. TANTAU is a member of the WAP Forum and Radicchio, the global industry consortium that promotes security for wireless ecommerce. Headquartered in Austin, Texas, TANTAU is a global company with development and sales offices around the world, including Australia, Finland, Germany, Switzerland, the United Kingdom and the United States. | $40M | Series B | Jun 14, 2000 |  |
| Tantau Software | TANTAU Software Inc. is a leading provider of software and services that enable enterprises to conduct high-volume, secure, mobile ecommerce transactions while maintaining direct access to their customer. TANTAU's blue-chip customer base includes major financial institutions and stock exchanges around the world. Strategic alliances includeNokia, Hewlett-Packard, Compaq, NEON Systems and Baltimore Technologies. TANTAU is a member of the WAP Forum and Radicchio, the global industry consortium that promotes security for wireless ecommerce. Headquartered in Austin, Texas, TANTAU is a global company with development and sales offices around the world, including Australia, Finland, Germany, Switzerland, the United Kingdom and the United States. | $11M | Series A | Apr 23, 1999 |  |

6 of 6 investments shown.

## Co-investors
- [MB Venture Partners](https://shizune.co/investors/profile/mb-venture-partners) — VC Fund, 3 deals together
- [Sante Ventures](https://shizune.co/investors/profile/sante-ventures) — VC Fund, 3 deals together
- [Comerica Incorporated](https://shizune.co/investors/profile/comerica-incorporated) — VC Fund, 2 deals together
- [Techno Venture Management](https://shizune.co/investors/profile/tvm-techno-venture-management) — VC Fund, 2 deals together
- [Sputnik ATX](https://shizune.co/investors/profile/sputnik-atx) — VC Fund, 1 deal together

## About Austin Ventures

VC Fund · Austin, United States

Austin Ventures is a venture capital and private equity company that specializes in partnering with talented executives and entrepreneurs to build companies. It was founded in 1984 and headquartered in Austin, Texas.

5 contacts available at Austin Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Dave Alter | Senior Associate | https://shizune.co/investors/profile/dave-alter |
| Jim Kozlowski | Venture Partner | https://shizune.co/investors/profile/jim-kozlowski-2 |
| Chris Pacitti | General Partner | https://shizune.co/investors/profile/chris-pacitti |
| Devon T Rogers | Venture Partner | https://shizune.co/investors/profile/traveon-rogers |
| Joe Aragona | Founder & General Partner | https://shizune.co/investors/profile/joe-aragona |

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## FAQ

### What does Joe Aragona invest in?

Joe Aragona invests primarily in Software, Mobile and Hardware startups, most often at Series B and Seed 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 Joe Aragona last invest?

The most recent investment recorded for Joe Aragona closed in Sep 2020. 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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