Phil Yoon
Founder & General Partner @ Big Basin Capital
Cupertino, United States
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.
- Total investments:
- 3
- Last investment:
- Lead investor:
- 33%
Last updated:
For AI agents: llms.txt
Industries Phil Yoon invests in
Stages Phil Yoon invests in
Countries Phil Yoon invests in
Contacts
| Type | Contact | Validation |
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| Work email | ||
| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Travel 1 (33%)
- Medical 1 (33%)
- Tourism 1 (33%)
- Software 1 (33%)
- Electronics 1 (33%)
Stage
- Seed 1 (33%)
- Series A 1 (33%)
- Venture - Series Unknown 1 (33%)
Country
- South Korea 1 (33%)
- United States 1 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| 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 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 / Venture - Series Unknown / Apr 07, 2020 | ||
| 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 |
Co-Investors
About Big Basin Capital
Big Basin Capital invests in early stage startups in Korea and the United States
Big Basin Capital Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Phil Yoon
Founder & General Partner
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Eom Eun-gyeong
Senior investigator
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Lee Jae-seung
Examiner
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Pilgu Yoon
CEO
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Taekkyung Lee
Partner
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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.
How do I contact Phil Yoon?
Public channels for Phil Yoon include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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