YOON&YANG

Chang Ho Kum Partner

TEL 82 2 6182 8522
FAX 82 2 6003 7026
E-MAIL chkum@yoonyang.com

Chang Ho Kum is a partner at Yoon & Yang LLC. His main practice area is antitrust competition.
Mr. Kum has represented global IT companies, such as Qualcomm and Microsoft, and leading Korean companies, e.g. Samsung Electronics, SK Telecom, Hyundai Mobis and E-bay G Market, etc., in extensive fields such as abuse of market dominance, business combination, unfair trade practices, internal trading, labeling and advertising, and subcontracting, etc.

Experience

2013-present Yoon & Yang LLC
2012-13 Yulchon LLC
1996-99 Gendarmerie Officer, 2nd Fleet Command, Republic of Korea Navy

Education

2012 Sookmyung Women’s University, Fair Trade Law Program of Legal Research Institute (fair trade laws and economics)
2010 New York University School of Law, LL.M.
2008 Seoul National University, Professional Legal Research Program (fair trade and consumer protection)
2004 Judicial Research and Training Institute
2003 Columbia Law School, Professional Commercial Law Research Program
1993 Seoul National University College of Law, LL.B.

Representative Matters

Handled investigation/examination by the Fair Trade Commission in the case involving provision of disadvantages on internal portals (2007-08)
Represented a multinational IT company in a case involving abuse of market dominance (2006-08)
Represented Qualcomm in investigation/examination by the Fair Trade Commission regarding abuse of market dominance (2006-09)
Represented G Market in an administrative litigation involving abuse of market dominance (2008-12)
Handled investigation/examination by the Fair Trade Commission regarding sales incentives provided by mobile communications company (2011-12)
Handled a case involving the franchise business for vehicle maintenance (2012)
Advised on internal trading of a business group subject to limitations on cross shareholding (2013-14)
Handled business combination between Microsoft and Nokia (2013-15)
Represented Samsung Electronics in a case involving labelling and advertising (2019-20)
Represented Qualcomm in a case involving abuse of market dominance (2014-present)

Awards

Leading Individual, Competition/Antitrust, Chambers and Partners Asia-Pacific (2018-2021)

Publications

Korea Chapter, Dominance, Getting the Deal Through (Co-author, Law Business Research, 2023)
Korea Chapter, Cartels, Chambers Global Practice Guides (Co-author, Chambers and Partners, 2019, 2021, 2022)