![Young-Sung Yoo](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>)
Young-Sung Yoo
Chairman at
FSK L&S Co., Ltd.
Net worth: 2 M $ as of 31/08/2026
Profile
Young-Sung Yoo currently works at FSK L&S Co., Ltd., as Chairman.
Mr. Yoo also formerly worked at SK Broadband Co. Ltd., as President, Chief Executive Officer & Director, SK Telecom Co., Ltd., as Director, and SK Shieldus Co., Ltd., as Non-Executive Director.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
SK TELECOM CO., LTD. 0.01% | 31/08/2026 | 29,679 ( 0.01% ) | 2 M $ | 31/08/2026 |
Young-Sung Yoo active positions
| Companies | Position | Start |
|---|---|---|
FSK L&S Co., Ltd.
 FSK L&S Co., Ltd. Air Freight/CouriersTransportation Provides logistic services | Chairman | - |
Former positions of Young-Sung Yoo
| Companies | Position | End |
|---|---|---|
SK Shieldus Co., Ltd.
 SK Shieldus Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Provides physical, cyber and converged security services | Director/Board Member | - |
| SK BROADBAND CO LTD | Chief Executive Officer | - |
| SK TELECOM CO., LTD. | Director/Board Member | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
6
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
SK Telecom Co., Ltd.
 SK Telecom Co., Ltd. Wireless TelecommunicationsCommunications Provides wireless communication services | Communications |
SK Broadband Co., Ltd.
 SK Broadband Co., Ltd. Major TelecommunicationsCommunications Provides wired telecommunications and media services | Communications |
SK Shieldus Co., Ltd.
SK Shieldus Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Provides physical, cyber and converged security services | Commercial Services |
FSK L&S Co., Ltd.
FSK L&S Co., Ltd. Air Freight/CouriersTransportation Provides logistic services | Transportation |
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