# Yann Phung

> Yann Phung is a seed investor in Los Angeles backing Medical and Biopharma. See 2 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Location: Los Angeles, United States
- Total investments: 2
- Last investment: Dec 2015
- Lead investor: 0%
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/yann-phung-0874808

Yann Phung is a seed investor in Los Angeles focused on Medical and Biopharma. Yann Phung leads day-to-day operations at PayLease. He also oversees all client operations to ensure a seamless customer experience. Yann’s commitment to providing superior customer support has produced a loyal client base at PayLease. He also holds the distinction of being one of PayLease’s co-founders.Before his days at PayLease, Yann workedat ADP Payroll Services alongside PayLease’s other co-founder, Ty Kalklosch. Yann holds a degree in Marketing Information Systems from James Madison University.Like Ty, Yann is also one of PayLease’s Ping-Pong extraordinaires. In fact, Yann is the reigning office champ (though Ty says not for long). His Ping-Pong skills are almost as impressive as his dance moves, which have been known to steal the show during company parties. Outside of his work life, Yann loves to travel and spend time with his family.

## Contacts

5 contacts available for Yann Phung: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/yann-phung?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Medical | 1 | 50% |
| Biopharma | 1 | 50% |
| Health Care | 1 | 50% |
| Therapeutics | 1 | 50% |
| Biotechnology | 1 | 50% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Series A | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Zerigo Health | Clarify Medical is innovating a well-established treatment, UVB therapy, to become easier, more convenient, more empowering, and more connected for psoriasis, eczema and vitiligo patients. The company also focused on developing innovative technology, products, and services that improve care for people with chronic skin conditions.Clarify Medicalindicated for the localized phototherapeutic treatment of dermatologic conditions such as psoriasis, vitiligo, atopic dermatitis (eczema), seborrheic dermatitis, and leukoderma on all skin types (I-VI). It is the first and only connected phototherapy system that uses an app on the patient’s own smartphone (iOS or Android) to manage the dose, frequency, and duration of UVB light therapy, helping to ensure that patients receive the proper doses recommended by the American Academy of Dermatology and Vitiligo Working Group. The treatment regimen is prescribed by the patient’s physician but monitored and controlled by the Clarify System, enabling patients to administer treatment with clinical precision in the convenience of their homes. The connected system monitors dosing, adherence, compliance, patient progress, and satisfaction. | $1.4M | Series A | Dec 03, 2015 | https://www.zerigohealth.com/ |
| Zerigo Health | Clarify Medical is innovating a well-established treatment, UVB therapy, to become easier, more convenient, more empowering, and more connected for psoriasis, eczema and vitiligo patients. The company also focused on developing innovative technology, products, and services that improve care for people with chronic skin conditions.Clarify Medicalindicated for the localized phototherapeutic treatment of dermatologic conditions such as psoriasis, vitiligo, atopic dermatitis (eczema), seborrheic dermatitis, and leukoderma on all skin types (I-VI). It is the first and only connected phototherapy system that uses an app on the patient’s own smartphone (iOS or Android) to manage the dose, frequency, and duration of UVB light therapy, helping to ensure that patients receive the proper doses recommended by the American Academy of Dermatology and Vitiligo Working Group. The treatment regimen is prescribed by the patient’s physician but monitored and controlled by the Clarify System, enabling patients to administer treatment with clinical precision in the convenience of their homes. The connected system monitors dosing, adherence, compliance, patient progress, and satisfaction. | $1.4M | Seed | Dec 03, 2015 | https://www.zerigohealth.com/ |

2 of 2 investments shown.

## Co-investors
- [TMCx Accelerator](https://shizune.co/investors/profile/tmcx-accelerator) — VC Fund, 2 deals together
- Seed San Diego — VC Fund, 1 deal together

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## Featured in investor lists
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## FAQ

### What does Yann Phung invest in?

Yann Phung invests primarily in Medical, Biopharma and Health Care startups, most often at Seed and Series A stage. Most of the 2 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Yann Phung?

Public channels for Yann Phung include LinkedIn. 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 Yann Phung last invest?

The most recent investment recorded for Yann Phung closed in Dec 2015. Shizune tracks 2 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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