KoreaWho - Biographical and news service about individuals who have a significant impact on the Korean economy

- Vice Chairman and CEO of SL
  Lee Sung-yup
  
  Lee Sung-yup is the vice chairman and CEO of SL. He is focusing on expanding the company’s business into future mobility sectors, including electrification and robotics. He was born on November 18, 1970, in Daegu as the eldest of two sons and one daughter of SL Chairman Lee Choong-kon. He majored in economics at the University of Wisconsin in the United States and completed an MBA program at Drexel University’s business school. He worked at WiseDB and Hyundai Securities. He later joined Samlip Industrial, now SL, and received management training. He was appointed CEO in 2006 and promoted to vice chairman in 2021. He has achieved results in expanding the company’s lamp-centered business structure into electrification and robotics while broadening its global customer base. #LeeSungyup #SL #futuremobility #electrification #robotics #automotivelamps #globalcustomers #mobilitybusiness #managementleadership #automotiveindustry
- President and CEO of Leeno Industrial
  Lee Chae-yoon
  
  Lee Chae-yoon is the president and CEO of Leeno Industrial. He is focusing on expanding production capacity through the construction of a new plant in Eco Delta City. He is also working to resolve governance uncertainties caused by growing speculation over a possible sale of management control. He was born in Busan on August 6, 1950. He graduated from Busan Gwangseong Technical High School, now Kyungsung Electronic High School. He began his career at Goldstar, now LG Electronics. In 1978, he founded Leeno Industrial, then known as Leeno Industrial Company. He served as chairman of the Busan Federation of Inter-Industry Exchange Associations, vice chairman of the Busan Chamber of Commerce and Industry, and chairman of the Busan Regional Innovation Council. He places importance on communication and operations in the field. #LeeChaeyoon #LeenoIndustrial #semiconductor #semiconductortesting #productioncapacity #EcoDeltaCity #corporategovernance #Busan #entrepreneur #manufacturing
- Chairman and CEO of DI Dong-il
  Suh Tae-won
  
  Suh Tae-won is the Chairman and CEO of DI Dong-il. He was born on September 6, 1974, as the eldest son of Suh Min-suk, honorary chairman of DI Dong-il. He majored in communications at Boston College in the United States. He worked in the planning office at On-Media before joining Dong-il Textile, now DI Dong-il, in 2008. He received management training while working in key administrative departments, including finance, purchasing and corporate strategy, and was promoted to executive director overseeing the Corporate Strategy Office in 2010. After serving as vice president of Dong-il Textile, he moved to the forefront of the group’s management and was appointed President and CEO of DI Dong-il in 2019. He became Chairman and CEO in March 2026. He completed the merger of Dong-il Aluminum into DI Dong-il to develop the aluminum foil business for rechargeable batteries into a future growth engine and is expanding investment in materials for lithium iron phosphate (LFP) batteries and energy storage systems (ESS). He serves as chairman of the Korea Textile Trade Association. #SuhTaewon #DIDongil #DongilAluminum #aluminumfoil #rechargeablebatteries #LFPbatteries #energystoragesystems #ESSmaterials #textileindustry #businessleadership
- CEO of Cosmo Robotics
  Oh Joo-young
  
  Oh Joo-young is the CEO of Cosmo Robotics. He is focusing on building a full life-cycle lineup of wearable rehabilitation robots for users ranging from infants and young children to adults. He is also accelerating efforts to obtain US “Home-use” certification and enter global markets. He was born on January 5, 1967. He graduated from Yonsei University with a degree in political science and diplomacy and worked at LG Electronics for about 14 years. As head of LG Electronics’ Russian subsidiary, he devoted himself to developing the local market and expanding the home appliance business. He later served as CEO of companies including JOCDCOM and CDCom Korea. In 2016, he introduced technology related to wearable walking-assistance robots from Russia’s “ExoAtlet” and founded Cosmo Robotics, then known as ExoAtlet Asia. He has an ability to quickly understand market trends. He emphasizes human-centered technology. #OhJooyoung #CosmoRobotics #wearablerobots #rehabilitationrobots #medicalrobots #walkingassistance #HomeUsecertification #roboticsindustry #globalexpansion #humancenteredtechnology
- Chairman of SNT Holdings
  Choi Pyung-kyu
  
  Choi Pyung-kyu is chairman of SNT Holdings. He also serves as chairman of the SNT business group. He was born on September 4, 1952, in Gimhae, South Gyeongsang Province. He graduated from Busan Nam High School and earned a degree in mechanical engineering from Kyung Hee University. In 1979, he founded Samyoung Heat Treating Industry. He expanded the company through aggressive mergers and acquisitions, including the takeovers of Tongil Heavy Industries and Daewoo Precision Industries. He personally directed operations in the machinery and defense industries, drawing on technological expertise and a foundation in precision manufacturing. He faces the key task of stabilizing the corporate governance structure, including succession to the second generation. He served as chairman of the Korea Defense Industry Association. Note: The original text begins with both the Korean name “최평규” and the English name “Choi Pyung-kyu,” which appears to be a duplicated name entry. #ChoiPyungkyu #SNTHoldings #SNTGroup #DefenseIndustry #MachineryIndustry #PrecisionManufacturing #MergersAndAcquisitions #CorporateGovernance #BusinessSuccession #KoreaDefenseIndustry
- Vice Chairman and CEO of KC Tech
  Yang Ho-keun
  
  Yang Ho-keun is vice chairman and CEO of KC Tech. He leads the company under a co-CEO system with President and CEO Choi Dong-gyu, overseeing the semiconductor equipment division and overall management. He was born on April 26, 1963. He graduated from the Department of Economics at Hankuk University of Foreign Studies. After working at Samsung Electronics for 24 years, he joined TCK as vice president. He later served as vice president of the display business division at KC Innovation, formerly KPC, before being appointed CEO in 2014. He served as co-CEO of KC alongside Chairman Koh Suk-tae, the company’s owner, and was appointed CEO of KC Tech in 2021. He is working to strengthen the company’s competitiveness in semiconductor equipment by focusing on its CMP equipment and slurry businesses. #YangHokeun #KCTech #semiconductor #semiconductorequipment #CMPequipment #CMPslurry #SamsungElectronics #KCInnovation #TCK #businessleadership
- President of Gyeongguk National University
  Jeong Tae-ju
  
  Jeong Tae-ju is the president of Gyeongguk National University. He is working to establish Gyeongguk National University, which was launched in 2025 through the merger of Andong National University and Gyeongbuk Provincial College. He was born in Buyeo, South Chungcheong Province, in 1965. He graduated from Yongmoon High School in Seoul and the Department of Inorganic Materials Engineering at Seoul National University. He earned both a master’s degree and a doctorate in inorganic materials engineering from the graduate school of Seoul National University. He joined Andong National University as a professor in the School of Electrical and Advanced Materials Engineering and served as director of the Startup Support Center, head of the Industry-Academia Cooperative Education Project Group, vice president for planning, and head of the Regional Innovation Project Group. He was elected president of Andong National University in 2023. He played a leading role in Andong National University’s selection for the Glocal University 30 project and its merger with Gyeongbuk Provincial College. He is devoting significant effort to establishing a medical school, the region’s most pressing issue. #JeongTaeju #GyeonggukNationalUniversity #AndongNationalUniversity #GyeongbukProvincialCollege #GlocalUniversity30 #UniversityMerger #RegionalInnovation #MedicalSchool #HigherEducation #UniversityPresident
- floor leader of the People Power Party
  Jeong Jeom-sig
  
  Jeong Jeom-sig is the floor leader of the People Power Party. He oversees the main opposition party’s parliamentary operations and negotiations with the ruling party in the 22nd National Assembly. He was born on July 15, 1965, in Jinju, South Gyeongsang Province, and grew up in Goseong. He graduated from Gyeongsang High School in Changwon and Seoul National University College of Law, and received a master’s degree in law from Seoul National University Graduate School. He passed the 30th National Bar Examination and completed the 20th class of the Judicial Research and Training Institute. He began his career as a prosecutor at the Daegu District Prosecutors’ Office in 1994. He became known as a public security prosecutor while serving in positions including director of the Public Security Divisions 1 and 2 at the Supreme Prosecutors’ Office, chief prosecutor of the Public Security Division 1 at the Seoul Central District Prosecutors’ Office, and head of the Public Security Department at the Supreme Prosecutors’ Office. He led the working-level proceedings for the dissolution trial of the Unified Progressive Party as head of the Ministry of Justice task force on unconstitutional political parties and organizations. He left the prosecution in 2017 and worked as managing partner at Ain Law Firm. He entered the National Assembly after winning the 2019 by-election for the Tongyeong-Goseong constituency in South Gyeongsang Province. He was reelected in the same constituency in 2020 and 2024, becoming a three-term lawmaker. He served as chair of the People Power Party’s Legal Advisory Committee, an emergency committee member, chair of the Policy Committee, and secretary-general. He was elected floor leader of the People Power Party in June 2026. He faces the task of unifying the party, which has been divided over its leadership structure and political direction. #JeongJeomsig #PeoplePowerParty #floorleader #NationalAssembly #SouthKorea #oppositionparty #prosecutor #publicsecurity #three-termLawmaker #partyunity
- Chairman of SeAH Group
  Lee Soon-Hyung
  
  Lee Soon-hyung is chairman of SeAH Group. He also serves as chairman of SeAH Holdings and SeAH Steel Holdings. He is expanding the group’s business into the development and production of high-value-added steel products, including steel for offshore wind power generation, stainless steel products for oil field development, and aerospace materials. He was born in Seoul on February 10, 1949, as the second son of Lee Jong-deok, founder of SeAH Steel. He graduated from Kyunggi High School and the Department of Business Administration at Hanyang University. He joined Haeduck Enterprise, a SeAH Group family company, as an executive director and was appointed CEO of Haeduck Steel in 1983. He later also served as CEO of Haeduck Industrial and Haeduck Electric. He became vice chairman of SeAH Holdings and chairman of Haeduck Enterprise, and has served as chairman of SeAH Holdings since 2011. He also became chairman of SeAH Group and SeAH Steel Holdings. Following the death of his elder brother, former chairman Lee Woon-hyung, in 2013, he became the head of SeAH Group. He expanded the group’s portfolio from steel pipes into specialty steel, increasing the scale of the business. Note: The original text begins with "이순형Lee Soon-Hyung," in which the Korean and English names appear to have been combined without a space. #LeeSoonhyung #SeAHGroup #SeAHHoldings #SeAHSteelHoldings #specialtysteel #steelpipe #offshorewind #stainlesssteel #aerospacematerials #Koreansteelindustry
- Chairman and CEO of YG-1
  Song Ho-keun
  
  Song Ho-keun is the chairman and CEO of YG-1. He leads the company under a co-CEO system with his eldest son, President Song Si-han. He was born in Seoul on January 15, 1952. He graduated from Seoul High School and Seoul National University with a degree in mechanical engineering. He began his career at Taehwa Machinery. In 1981, he founded cutting tool manufacturer Yangjiwon Tool, now YG-1. He built YG-1 into the world’s largest end mill manufacturer by revenue. The company drew industry attention after receiving an investment from renowned global investor Warren Buffett. He serves as vice chairman of the Korea International Trade Association, vice chairman of the Incheon Employers Federation, and chairman of the Incheon Foreign Trade Association. #SongHoKeun #YG1 #cuttingtools #endmills #manufacturing #WarrenBuffett #mechanicalengineering #Koreanentrepreneur #globalmarket #businessleadership

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