![Ju-Sung Sim](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>)
Ju-Sung Sim
Chief Operating Officer at
T&R BIOFAB CO., LTD.
Net worth: 172 156 $ as of 31/05/2026
Profile
Ju-Sung Sim currently works at T&R Biofab Co., Ltd, as Chief Operating Officer & Vice President.
Mr. Sim also formerly worked at Raonsecure Co., Ltd., as Chief Executive Officer & Director.
Mr. Sim received his graduate degree from Seoul National University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
T&R BIOFAB CO., LTD 0.27% | 14/04/2026 | 127,176 ( 0.27% ) | 172 156 $ | 31/05/2026 |
Ju-Sung Sim active positions
| Companies | Position | Start |
|---|---|---|
| T&R BIOFAB CO., LTD. | Chief Operating Officer | - |
Former positions of Ju-Sung Sim
| Companies | Position | End |
|---|---|---|
| RAONSECURE CO., LTD. | President | - |
Training of Ju-Sung Sim
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1
1st degree connections
3
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
Raonsecure Co., Ltd.
 Raonsecure Co., Ltd. Computer CommunicationsElectronic Technology Manufactures fiber optics transmission equipment | Electronic Technology |
Seoul National University
 Seoul National University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
T&R Biofab Co., Ltd
 T&R Biofab Co., Ltd Medical SpecialtiesHealth Technology Engages in the manufacture and sale of biomedical equipment | Health Technology |
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