![Do-Hyun Ryu](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Do-Hyun Ryu
Director/Board Member at
TOP ENGINEERING CO., LTD
Net worth: 950 442 $ as of 2026-06-29
Profile
Do-Hyun Ryu currently works at TOP Engineering Co., Ltd, as Director from 2022.
Mr. Ryu also formerly worked at Top Precision Co., Ltd., as Director.
Mr. Ryu received his undergraduate degree from Kyungpook National University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-30 | 515,768 ( 3.22% ) | 950 442 $ | 2026-06-29 |
Do-Hyun Ryu active positions
| Companies | Position | Start |
|---|---|---|
| TOP ENGINEERING CO., LTD | Director/Board Member | 2010-10-05 |
Former positions of Do-Hyun Ryu
| Companies | Position | End |
|---|---|---|
Top Precision Co., Ltd.
 Top Precision Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures machinery for semiconductor manufacturing | Director/Board Member | 2020-07-23 |
Training of Do-Hyun Ryu
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
6
1st degree connections
3
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
TOP Engineering Co., Ltd
 TOP Engineering Co., Ltd Industrial MachineryProducer Manufacturing Develops semiconductor and LCD equipment | Producer Manufacturing |
Kyungpook National University
 Kyungpook National University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Top Precision Co., Ltd.
Top Precision Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures machinery for semiconductor manufacturing | Producer Manufacturing |
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