Chang-Joon Ro
Chairman at VALUE ADDED TECHNOLOGY CO., LTD.
Net worth: 204 M $ as of 30/04/2024
Network origin in Chang-Joon Ro first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
| Public Company | Medical Specialties | 16 | |
| Public Company | Medical Specialties | 8 | |
Woorien Co., Ltd.
 Woorien Co., Ltd. Packaged SoftwareTechnology Services Woorien Co., Ltd. engages in the provision of integrated animal medical treatment solutions. Its products include dicom viewer, hospital management solution, inspection equipment interlocking, dent view, and others. The company was founded in October 2012 and is headquartered in Hwaseong-si, South Korea.
1
| Holding Company | Packaged Software | 1 |
Helsinki Business College Oy
1
| College/University | Other Consumer Services | 1 |
Ewoo Soft Co., Ltd.
1
| Subsidiary | 1 | |
Vatech E&G
1
| Subsidiary | 1 | |
Vatech Korea Co., Ltd.
 Vatech Korea Co., Ltd. Medical SpecialtiesHealth Technology Vatech Korea Co., Ltd. engages in the sale and repair of dental equipment such as digital x-ray and cone beam computed tomography. The company was founded on September 1, 2009 and is headquartered in Hwaseong-si, South Korea.
1
| Subsidiary | Medical Specialties | 1 |
Vatech Ewoo Holdings Co., Ltd.
 Vatech Ewoo Holdings Co., Ltd. Medical SpecialtiesHealth Technology Vatech Ewoo Holdings Co., Ltd. operates as management and holding company for network of companies operating in the medical device industry. The company, through its affiliates, operates in following business areas: Dental X-ray research manufacturing, Dental domestic distribution, Medical device engineering, Digital X-ray core parts, Dental diagnosis software and Comprehensive services. The company was founded in April 1992 and is headquartered in Hwaseong-si, South Korea.
1
| Subsidiary | Medical Specialties | 1 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Chang-Joon Ro via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| Seoul National University | College/University | Graduate Degree Graduate Degree Doctorate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Graduate Degree | |
| Korea University | College/University | Graduate Degree Graduate Degree Graduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| University of Helsinki | College/University | Graduate Degree | |
| Yeungnam University | College/University | Undergraduate Degree | |
| ILJIN ELECTRIC CO.,LTD | Electrical Products | Comptroller/Controller/Auditor | |
| Chonnam National University | College/University | Graduate Degree | |
| Hannam University | College/University | Undergraduate Degree | |
| Chung-Ang University | College/University | Graduate Degree | |
| Dong-Eui University | College/University | Graduate Degree | |
| Ajou University | College/University | Graduate Degree | |
Kyung Hee University
 Kyung Hee University Other Consumer ServicesConsumer Services Kyung Hee University provides academic courses and grants academic degrees. It has udergraduate, graduate, international student, and international faculty programs. The firm also provides scholarships and operates Kyung Hee Medical Center, Kyung Hee University Hospital at Gangdong, and Kangnam Korean Hospital. The company was founded on February 15, 1949 and is headquartered in Seoul, South Korea. | College/University | Graduate Degree | |
| Hong-Ik University | College/University | Undergraduate Degree | |
| Pusan National University | College/University | Graduate Degree | |
Vatech Global Co. Tld
 Vatech Global Co. Tld Wholesale DistributorsDistribution Services Part of Value Added Technology Co., Ltd., Vatech Global Co. Tld wholesales medical, precision and scientific instruments and equipment. | Wholesale Distributors | Director/Board Member | |
| SAMSUNG SDI CO., LTD. | Electrical Products | Corporate Officer/Principal | |
| GUMSUNG TECH CO LTD | Semiconductors | Director/Board Member | |
| PAN OCEAN CO., LTD. | Marine Shipping | General Counsel | |
| DAEWOO ENGINEERING & CONSTRUCTION CO., LTD. | Homebuilding | Director/Board Member | |
Gahyun Accounting Corp.
 Gahyun Accounting Corp. Miscellaneous Commercial ServicesCommercial Services Gahyun Accounting Corp. provides accounting services. The private company is based in Seoul, South Korea. The CEO of the South Korean company is Seung-Geun Choi. | Miscellaneous Commercial Services | Chief Executive Officer | |
Taeyoung Accounting Corp.
 Taeyoung Accounting Corp. Miscellaneous Commercial ServicesCommercial Services Taeyoung Accounting Corp. provides accounting, auditing, and tax advisory services. The private company is based in Seoul, South Korea. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
| Sogang University | College/University | Undergraduate Degree | |
| HYULIM ROBOT CO.,LTD. | Industrial Machinery | Comptroller/Controller/Auditor | |
| Yonsei University | College/University | Graduate Degree |
Statistics
International
| South Korea | 24 |
| Finland | 2 |
Sectoral
| Consumer Services | 15 |
| Producer Manufacturing | 4 |
| Commercial Services | 3 |
| Distribution Services | 2 |
| Electronic Technology | 2 |
Operational
| Director/Board Member | 35 |
| Graduate Degree | 15 |
| Independent Dir/Board Member | 14 |
| Undergraduate Degree | 14 |
| Corporate Officer/Principal | 12 |
Most connected contacts
| Insiders | |
|---|---|
| Sung-Ho Kim | 10 |
| Jeong-Hoon Hyun | 6 |
| Seung-Geun Choi | 5 |
| Tae-Wu Kim | 4 |
| Jong-Won Kang | 3 |
| Song-Ha Park | 3 |
| Gang-Hyeon Jeon | 3 |
| Jeong-Wook Seo | 3 |
| Sang-Wook Ahn | 3 |
| Jae-Jeong Seo | 3 |
| Seon-Beom Kim | 2 |
| Dong-Hyo Jeon | 2 |
| Yong-Wan Shin | 2 |
| Yeon-Soo Jung | 2 |
| Jeong-Soo Park | 2 |
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