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Yong-Soo Heo
Chief Executive Officer at
GS Energy Corp. (Korea)
Net worth: 219 M $ as of 2026-06-29
Profile
Yong-Soo Heo is currently Chief Executive Officer & Director at GS Energy Corp.
(Korea) since 2019, Non-Executive Director at GS Caltex Corp., and Director at Sungsan Group Corp.
Former positions include Chief Executive Officer at GS Platech Co., Ltd., Chief Executive Officer & Director at GS EPS Co. Ltd., Executive Director & Head-Business Support Team at GS Holdings Corp.
from 2007 to 2012, and Director at Sungsan Leisure, Inc. Education includes an undergraduate degree from Georgetown University in 1994 and a graduate degree from Korea Advanced Institute of Science & Technology.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GS HOLDINGS CORP. 5.51% | 2026-07-05 | 5,114,260 ( 5.51% ) | 219 M $ | 2026-06-29 |
Yong-Soo Heo active positions
| Companies | Position | Start |
|---|---|---|
Sungsan Group Corp.
 Sungsan Group Corp. Real Estate DevelopmentFinance Provides non-residential buildings rental services | Director/Board Member | - |
GS Energy Corp. (Korea)
 GS Energy Corp. (Korea) Oil & Gas ProductionEnergy Minerals Engages in oil and gas exploration activities and generates electricity | Chief Executive Officer | 2018-12-31 |
GS Caltex Corp.
 GS Caltex Corp. Oil Refining/MarketingEnergy Minerals Engages in oil refining activities | Director/Board Member | - |
Former positions of Yong-Soo Heo
| Companies | Position | End |
|---|---|---|
GS Platech Co., Ltd.
 GS Platech Co., Ltd. Industrial MachineryProducer Manufacturing Develops industrial oven and burners | Chief Executive Officer | - |
GS EPS Co. Ltd.
 GS EPS Co. Ltd. Electric UtilitiesUtilities Produces and supplies electricity using clean fuels such as natural gas and renewable energy | Chief Executive Officer | - |
Sungsan Leisure, Inc. | Director/Board Member | - |
| GS HOLDINGS CORP. | Corporate Officer/Principal | - |
Training of Yong-Soo Heo
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
96
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
GS EPS Co. Ltd.
GS EPS Co. Ltd. Electric UtilitiesUtilities Produces and supplies electricity using clean fuels such as natural gas and renewable energy | Utilities |
GS Holdings Corp.
 GS Holdings Corp. Food RetailRetail Trade Operates as a holding company whose subsidiaries retails convenience goods and provides power generation & investment services | Retail Trade |
GS Caltex Corp.
GS Caltex Corp. Oil Refining/MarketingEnergy Minerals Engages in oil refining activities | Energy Minerals |
Georgetown University
 Georgetown University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Korea Advanced Institute of Science & Technology
 Korea Advanced Institute of Science & Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Sungsan Group Corp.
Sungsan Group Corp. Real Estate DevelopmentFinance Provides non-residential buildings rental services | Finance |
Sungsan Leisure, Inc. | |
GS Platech Co., Ltd.
GS Platech Co., Ltd. Industrial MachineryProducer Manufacturing Develops industrial oven and burners | Producer Manufacturing |
GS Energy Corp. (Korea)
GS Energy Corp. (Korea) Oil & Gas ProductionEnergy Minerals Engages in oil and gas exploration activities and generates electricity | Energy Minerals |
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