# Ok Jin-woo

> Ok Jin-woo is a Series A investor at SJ Investment Partners backing Aerospace and Manufacturing. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [SJ Investment Partners](https://shizune.co/investors/profile/sj-investment-partners)
- Total investments: 1
- Last investment: Aug 2023
- Lead investor: 100%
- Last updated: Aug 2026

Ok Jin-woo is a Series A investor at SJ Investment Partners focused on Aerospace and Manufacturing. Ok Jin-woo

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Aerospace | 1 | 100% |
| Manufacturing | 1 | 100% |
| Mechanical Design | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| GTL Co., Ltd. | GTL manufactures hydraulic equipment, mechanical parts, industrial robots and automation equipment or aircraft and spacecraft parts. | $2.2M | Series A | Aug 09, 2023 |  |

1 of 1 investments shown.

## Co-investors
- [ETRI HOLDINGS](https://shizune.co/investors/profile/etri-holdings) — VC Fund, 1 deal together
- [LIGHTHOUSE](https://shizune.co/investors/profile/lighthouse-057b) — VC Fund, 1 deal together
- [Open Water Investment](https://shizune.co/investors/profile/open-water-investment-4ee1) — VC Fund, 1 deal together
- [Shinhan Capital](https://shizune.co/investors/profile/shinhan-capital) — VC Fund, 1 deal together

## About SJ Investment Partners

VC Fund · Seoul, South Korea

SJ Investment Partners is a venture capital firm that invests in the IT and biotechnology industries.

4 contacts available at SJ Investment Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Han Jun-seung | Team Leader | https://shizune.co/investors/profile/han-jun-seung |
| Oh Seok Joon | Executive | https://shizune.co/investors/profile/oh-seok-joon |
| Ok Jin-woo | director | https://shizune.co/investors/profile/ok-jin-woo |
| Sangmin Kim | Executive director | https://shizune.co/investors/profile/sangmin-kim-9b8e |

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### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Ok Jin-woo invest in?

Ok Jin-woo invests primarily in Aerospace, Manufacturing and Mechanical Design startups, most often at Series A stage. Most of the 1 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 Ok Jin-woo last invest?

The most recent investment recorded for Ok Jin-woo closed in Aug 2023. 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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