# Yoon Chang-soo

> Yoon Chang-soo is a seed investor at Aju IB Investment backing Web3 and Marketing. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Aju IB Investment](https://shizune.co/investors/profile/aju-ib-investment)
- Total investments: 1
- Last investment: Oct 2021
- Lead investor: 0%
- Last updated: Aug 2026

Yoon Chang-soo is a seed investor at Aju IB Investment focused on Web3 and Marketing. Yoon Chang-soo is general manager at Aju IB Investment.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Web3 | 1 | 100% |
| Marketing | 1 | 100% |
| UX Design | 1 | 100% |
| Augmented Reality | 1 | 100% |
| Personal Branding | 1 | 100% |

7 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Dot Mill | ​Dot Mill is a media and entertainment technology company that designs, produces, and operates digital theme parks, interactive exhibitions, media attractions, and XR-based experiences. Dotmill combines storytelling with projection mapping, holograms, interactive media, digital twins, and extended reality technologies to create highly immersivevisitor experiences. | $2.5M | Seed | Oct 16, 2021 |  |

1 of 1 investments shown.

## Co-investors
- [Korea Credit Guarantee Fund](https://shizune.co/investors/profile/korea-credit-guarantee-fund) — VC Fund, 1 deal together

## About Aju IB Investment

VC Fund · Yeoksamdong, South Korea

Aju IB Investment is a venture capital firm that offers SMEs with investments and consulting services.Aju IB Investment offers consulting services that focus on business management, tax, accounting, legal, mergers and acquisitions, additional funding, marketing, and technology support.Aju IB Investment was founded in September 1974 and is basedin Seoul, South Korea.

4 contacts available at Aju IB Investment.

| Name | Title | Profile |
| --- | --- | --- |
| Derek Yoon | Partner | https://shizune.co/investors/profile/derek-yoon |
| Jeong Moo-il | Team manager | https://shizune.co/investors/profile/jeong-moo-il |
| Jiwon Kim | CEO | https://shizune.co/investors/profile/jiwon-kim-405d |
| Yoon Chang-soo | General Manager | https://shizune.co/investors/profile/yoon-chang-soo |

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## FAQ

### What does Yoon Chang-soo invest in?

Yoon Chang-soo invests primarily in Web3, Marketing and UX Design startups, most often at Seed 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 Yoon Chang-soo last invest?

The most recent investment recorded for Yoon Chang-soo closed in Oct 2021. 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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