# Ju Won Cha

> Ju Won Cha is a seed investor at Samsung Venture Investment backing Medical and Electronics. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Samsung Venture Investment](https://shizune.co/investors/profile/samsung-venture-investment-705d)
- Location: London, United Kingdom
- Total investments: 1
- Last investment: Sep 2022
- Lead investor: 100%
- Last updated: Aug 2026

Ju Won Cha is a seed investor at Samsung Venture Investment in London focused on Medical and Electronics. Managing Partner of SVIC

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Medical | 1 | 100% |
| Electronics | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| ElFys | ElFys, Inc. was founded in the fall 2017 to commercialize the innovation of photodetector technologies invented by a group of university researchers. The technologies are protected by their patent families. The company utilizes the state-of-the-art processing facilities at Micronova Nanofabrication Center in Espoo, Finland: 2600 square meters ofCMOS compatible facilities suitable for both R&D and semi-mass production. Partners of the company also have vast expertise on silicon photovoltaics and related research. The structure and operation principles of solar cells and photodiodes are very similar and thus innovations from solar cells can often be applied to photodiodes and vice versa. Topics like surface passivation and defect engineering are integral parts of the manufacturing process and essential for achieving the superior response of their photodiodes. | $3M | Seed | Sep 15, 2022 |  |

1 of 1 investments shown.

## Co-investors
- [Voima Ventures](https://shizune.co/investors/profile/voima-ventures) — VC Fund, 1 deal together

## About Samsung Venture Investment

VC Fund · Seocho, South Korea

Samsung Venture Investment is plays the role of driving the discovery and development of new businesses and technologies.

5 contacts available at Samsung Venture Investment.

| Name | Title | Profile |
| --- | --- | --- |
| Choi Young-jun | CEO | https://shizune.co/investors/profile/choi-young-jun |
| Claire Leurent | Managing Director | https://shizune.co/investors/profile/claire-leurent |
| Ju Won Cha | Managing Partner | https://shizune.co/investors/profile/ju-won-cha |
| Lee Hyun-jung | Director | https://shizune.co/investors/profile/lee-hyun-jung |
| Lee Shin-young | Senior Manager and Head of Investment Planning Group / Member of Investment Commitee | https://shizune.co/investors/profile/lee-shin-young |

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## FAQ

### What does Ju Won Cha invest in?

Ju Won Cha invests primarily in Medical and Electronics startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Ju Won Cha last invest?

The most recent investment recorded for Ju Won Cha closed in Sep 2022. 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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