![Ja-Yeol Koo](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>)
Ja-Yeol Koo
Chairman at
LS CORP.
Net worth: 157 M $ as of 2026-07-30
Profile
Ja-Yeol Koo currently works at LS Corp., as Co-Chairman.
Mr. Koo also formerly worked at JS CABLE Co., Ltd., as Co-Chief Executive Officer in 2010, LS Cable & System Ltd., as Chairman & Co-Chief Executive Officer, LS Mtron Ltd., as Co-Chief Executive Officer & Director, LS Networks Corp.
Ltd., as Co-Chairman, Korea International Trade Association, as Chairman, and LG Investment & Securities Co., Ltd., as Vice President.
Mr. Koo received his undergraduate degree from Korea University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
LS CORP. 1.94% | 2026-03-05 | 603,739 ( 1.94% ) | 113 M $ | 2026-07-30 |
E1 Corp.
 E1 Corp. Gas DistributorsUtilities Imports, stores and sells liquefied petroleum gas & rents properties 10.39% | 2026-07-12 | 712,860 ( 10.39% ) | 44 M $ | 2026-07-30 |
| 2025-09-29 | 9,424 ( 0.01% ) | 18 839 $ | 2026-07-30 |
Ja-Yeol Koo active positions
| Companies | Position | Start |
|---|---|---|
| LS CORP. | Chairman | 2013-03-31 |
Former positions of Ja-Yeol Koo
| Companies | Position | End |
|---|---|---|
Korea International Trade Association
 Korea International Trade Association Miscellaneous Commercial ServicesCommercial Services Operates as a business organization for trades | Chairman | - |
LG Investment & Securities Co., Ltd.
 LG Investment & Securities Co., Ltd. Investment Banks/BrokersFinance Provides securities trading and asset management services | Corporate Officer/Principal | - |
LS Mtron Ltd.
 LS Mtron Ltd. Industrial MachineryProducer Manufacturing Manufactures industrial machinery, tractors and high-tech components | Chief Executive Officer | - |
LS Cable & System Ltd.
 LS Cable & System Ltd. Electrical ProductsProducer Manufacturing Manufactures insulated wires, cables, power grids and communication networks | Chairman | - |
| LS NETWORKS CORPORATION LIMITED | Chairman | - |
Training of Ja-Yeol Koo
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
21
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
LG Investment & Securities Co., Ltd.
LG Investment & Securities Co., Ltd. Investment Banks/BrokersFinance Provides securities trading and asset management services | Finance |
LS Networks Corp. Ltd.
 LS Networks Corp. Ltd. Specialty StoresRetail Trade Engages in sale of shoes, apparel and sporting goods & provides real estate renting services | Retail Trade |
LS Corp.
 LS Corp. Electrical ProductsProducer Manufacturing Operates as a holding company which manufactures industrial electric, electronic and other materials | Producer Manufacturing |
Korea University
 Korea University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
JS CABLE Co., Ltd.
 JS CABLE Co., Ltd. Electrical ProductsProducer Manufacturing Manufactures electrical and communication cables & related materials | Producer Manufacturing |
LS Cable & System Ltd.
LS Cable & System Ltd. Electrical ProductsProducer Manufacturing Manufactures insulated wires, cables, power grids and communication networks | Producer Manufacturing |
Korea International Trade Association
Korea International Trade Association Miscellaneous Commercial ServicesCommercial Services Operates as a business organization for trades | Commercial Services |
LS Mtron Ltd.
LS Mtron Ltd. Industrial MachineryProducer Manufacturing Manufactures industrial machinery, tractors and high-tech components | Producer Manufacturing |
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