![Gyu-Dong Sung](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>)
Gyu-Dong Sung
Chief Executive Officer at
EO TECHNICS CO., LTD.
Net worth: 1 073 M $ as of 2026-06-29
Profile
Mr. Gyu-Dong Sung is a Chief Executive Officer at Eo Technics India Pvt., Ltd., a Chief Executive Officer at EO Technics International, Inc., a Chief Executive Officer at Eo Technics Singapore Pte., Ltd., a Chief Executive Officer at EO Technics Suzhou Co., Ltd., a Chief Executive Officer at EO Technics Tianjin Ltd., a Chief Executive Officer at Laser International Ltd., a Chief Executive Officer at Laser Via Tech /Ansan/, a Chief Executive Officer at Laser Via Tech /Cheongju/, a Chief Executive Officer at Laser Via Tech Co., Ltd. and a Co-CEO, Director & Head-Management at EO Technics Co., Ltd. He is on the Board of Directors at EO Technics Co., Ltd., EO Technics Taiwan Co., Ltd., Femto Light, Luxe ENG, Semiconductor Equipment & Materials International and Wind Tech.
Mr. Sung also served on the board at Powerlase Photonics Ltd. He received his graduate degree from Seoul National University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
EO TECHNICS CO., LTD 28.35% | 2025-09-29 | 3,492,121 ( 28.35% ) | 1 073 M $ | 2026-06-29 |
Gyu-Dong Sung active positions
| Companies | Position | Start |
|---|---|---|
| EO TECHNICS CO., LTD. | Chief Executive Officer | 2000-08-13 |
EO Technics Suzhou Co., Ltd. | Chief Executive Officer | - |
Laser Via Tech /Ansan/ | Chief Executive Officer | - |
Laser International Ltd. | Chief Executive Officer | - |
Femto Light | Director/Board Member | - |
Luxe ENG | Director/Board Member | - |
Laser Via Tech /Cheongju/ | Chief Executive Officer | - |
Eo Technics India Pvt., Ltd. | Chief Executive Officer | - |
EO Technics Taiwan Co., Ltd. | Director/Board Member | - |
| ░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Former positions of Gyu-Dong Sung
| Companies | Position | End |
|---|---|---|
| ░░░░░░░░░ ░░░░░░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Training of Gyu-Dong Sung
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
39
1st degree connections
17
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 17 |
|---|---|
EO Technics Co., Ltd.
 EO Technics Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures and wholesales semiconductor process equipment & laser marking systems | Producer Manufacturing |
Semiconductor Equipment & Materials International
 Semiconductor Equipment & Materials International SemiconductorsElectronic Technology Manufactures and supplies semiconductor equipments | Electronic Technology |
Seoul National University
 Seoul National University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Wind Tech
 Wind Tech Metal FabricationProducer Manufacturing Manufactures other fabricated and processed metal products | Producer Manufacturing |
Powerlase Photonics Ltd.
 Powerlase Photonics Ltd. Electronic Production EquipmentElectronic Technology Manufactures high power lasers | Electronic Technology |
EO Technics International, Inc. | |
Eo Technics Singapore Pte., Ltd. | |
EO Technics Tianjin Ltd. | |
Laser Via Tech Co., Ltd. | |
EO Technics Taiwan Co., Ltd. | |
Eo Technics India Pvt., Ltd. | |
EO Technics Suzhou Co., Ltd. | |
Laser Via Tech /Cheongju/ | |
Luxe ENG | |
Femto Light | |
Laser International Ltd. | |
Laser Via Tech /Ansan/ |
- Stock Market
- Insiders
- Gyu-Dong Sung
