# Phil Yoon

> Phil Yoon is a seed investor at Big Basin Capital (Cupertino) backing Travel and Medical. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Big Basin Capital](https://shizune.co/investors/profile/big-basin-capital)
- Location: Cupertino, United States
- Total investments: 3
- Last investment: Jul 2023
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/philyoon
- Website: https://www.bigbasincapital.com/phil-yoon

Phil Yoon is a seed investor at Big Basin Capital in Cupertino focused on Travel and Medical. Phil is the founder and General Partner of Big Basin Capital & he attended Carnegie Mellon University in 1998.Since founding Big Basin, he has raised two seed-stage funds and invested in more than 20 startups in Korea and the US in various sectors such as mobile application, e-commerce, enterprise software, digital content, educationtechnology, and gaming. Phil serves on the board of many companies he backed, including ODK Media, Kong Studios, ZEPL, Cookat, Goodtime, and Swingvy. ​Prior to Big Basin, Phil was the Investment Director at Walden International, a global VC headquartered in Silicon Valley, where he honed his skills in cross-border investments. His most notable investment at the time was SundayToz (KOSDAQ:123420, known for the 'Anipang' game) which created a sizable return for the firm. Prior to Walden, he was with Intel Capital where he learned the fundamentals in venture investing. ​Phil's technology career began in 2000 when he joined the CMU-spinoff startup Neolinear as a software engineer and worked on the design automation software for the semiconductor industry. After the company was successfully acquired by Cadence Design Systems in 2004, Phil assumed various customer-oriented roles. ​Outside of Big Basin Capital, Phil likes to mentor technology-minded students in local universities in the bay area. He also serves as an Adjunct Professor at KAIST(Korea Advanced Institute of Science and Technology) and advises entrepreneurs and startups on campus. ​Phil holds a B.S. in Electrical Engineering from Seoul National University, and an M.S. in Electrical & Computer Engineering from Carnegie Mellon University. He also received an M.B.A. with honors from the Wharton School of University of Pennsylvania.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Travel | 1 | 33% |
| Medical | 1 | 33% |
| Tourism | 1 | 33% |
| Software | 1 | 33% |
| Electronics | 1 | 33% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 33% |
| Series A | 1 | 33% |
| Funding Round | 1 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| South Korea | 1 | 33% |
| United States | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Globaleur | Globaleur provides digital infrastructure driven by AI for companies in Travel & Hospitality and Mobility. We work with our clients via our APIs, White Label, and Enterprise. Our vision is to become the go-to platform that will help large travel and mobility companies enhance their customer-facing solutions with AI and personalization. | $4.5M | Series A | Jul 21, 2023 |  |
| The Wave Talk | The.Wave.Talk developed a biosensor that can detect and monitor impurities (bacteria) within a second. 420,000 people die of food-borne disease per year. Moreover, 10 million people will die of antimicrobial resistance by 2050. It's all about bacteria. It is the origin of life and 5 million-trillion-trillion bacteria are living together withus today. Bacteria are everywhere and every-time. Comparing to this, conventional technologies can detect bacteria only with sampling manner. Because they take long time(several hours up-to days) even with expensive tools. | $2M |  | Apr 07, 2020 |  |
| Globaleur | Globaleur provides digital infrastructure driven by AI for companies in Travel & Hospitality and Mobility. We work with our clients via our APIs, White Label, and Enterprise. Our vision is to become the go-to platform that will help large travel and mobility companies enhance their customer-facing solutions with AI and personalization. | $700K | Seed | Jan 08, 2020 |  |

3 of 3 investments shown.

## Co-investors
- [KNet Investment Partners](https://shizune.co/investors/profile/k-net-3fc7) — VC Fund, 1 deal together
- [Sazze Partners](https://shizune.co/investors/profile/sazzepartners) — VC Fund, 1 deal together
- [Yellowdog](https://shizune.co/investors/profile/yellowdog-864b) — VC Fund, 1 deal together
- [Yellowdog](https://shizune.co/investors/profile/yellowdog-b183) — VC Fund, 1 deal together
- [Z Venture Capital](https://shizune.co/investors/profile/z-venture-capital) — VC Fund, 1 deal together

## About Big Basin Capital

VC Fund · Cupertino, United States

Big Basin Capital invests in early stage startups in Korea and the United States

5 contacts available at Big Basin Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Phil Yoon | Founder & General Partner | https://shizune.co/investors/profile/phil-yoon |
| Eom Eun-gyeong | Senior investigator | https://shizune.co/investors/profile/eom-eun-gyeong |
| Lee Jae-seung | Examiner | https://shizune.co/investors/profile/lee-jae-seung |
| Pilgu Yoon | CEO | https://shizune.co/investors/profile/pilgu-yoon |
| Taekkyung Lee | Partner | https://shizune.co/investors/profile/taekkyung-lee |

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### Similar stage
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- [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 Phil Yoon invest in?

Phil Yoon invests primarily in Travel, Medical and Tourism startups, most often at Seed and Series A stage. Most of the 3 investments tracked by Shizune back companies in South Korea. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Phil Yoon last invest?

The most recent investment recorded for Phil Yoon closed in Jul 2023. Shizune tracks 3 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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