Yoon & Yang LLC

Managing Partners: Jinsu Jeong; Junsang Lee; Myung Soo Lee

Number of partners: 154

Number of professionals: +500

Languages: English, German, Spanish, Japanese, Korean, Russian, Vietnamese, Chinese, French

Firm Overview:

After a merger of two prominent firms in South Korea, Yoon & Partners (established in 1989) and Roh & Yang (established in 1993) in 2003, Yoon & Yang LLC has been one of Korea’s premier full-service law firms, providing comprehensive legal solutions to clients around the world in all areas of legal practice. Recently, the firm opened two offices in Vietnam, in addition to its Tashkent office in Uzbekistan. The two new offices have enhanced the firm’s strong strategic presence in Southeast Asia. The firm now has over 500 professionals with diverse expertise providing one-stop solutions that include both legal advice and practical solutions. The firm has a strong client base including large Korean corporations as well as numerous multinational businesses.

Practice Areas:

Antitrust & Competition

Admiralty & Maritime

Banking, Securities & Finance

Capital Markets

Corporate/M&A

Defence Procurement

Energy

Government Relations

Health Care

Intellectual Property

International Trade & Investment

Labour/Employment

Litigation & Arbitration

Privacy & Data Protection & Internet

Real Estate & Construction

Tax & Customs

Technology & Innovation

White Collar Criminal Defence

Main Areas of Practice:

Antitrust & Competition:

■ Representing Qualcomm as the primary counsel in an administrative lawsuit before the Supreme Court. Qualcomm is seeking the annulment of the KFTC’s corrective orders and a fine in the amount of KRW 1 billion (approximately USD 865 million) for alleged abuse of dominance involving Qualcomm’s patent licensing practices

■ Successfully represented United Technologies Corporation (‘UTC’), a US-based leading aerospace equipment supplier, in the KFTC’s review of UTC’s acquisition of Raytheon Company, a leading defense equipment supplier, for USD 52 billion, and obtained unconditional clearance despite objections from stakeholders

Contact: Hoil Yoon, Chul Ho Kim

Email: [email protected], [email protected]

Banking & Finance:

■ Successfully advised Shinhan Bank in its acquisition of Indonesia’s Bank Metro Express (BME) and Centratama Nasional Bank (CNB) and the subsequent mergers

■ Successfully advised Korea Investment Holdings Co., Ltd. in its establishment and authorisation of a real estate trust subsidiary company, Korea Investment Real Estate Trust Co., Ltd.

Contact: Young Ho Kang

Email: [email protected]

Employment & Labour:

■ Successfully represented Hyundai Motor Company in lawsuits filed by contract workers seeking direct employment to HMC and a considerable amount of wages in compensation

■ Successfully represented Hyundai Motor Company in lawsuits initiated by HMC’s fixedterm employees claiming wrongful termination based on the right to renewal of employment contracts

Contact: Tae Hwan Oh

Email: [email protected]

Intellectual Property:

■ Representing and advising SK Innovation in trade secret and patent disputes with LG Chem filed in Korea and the United States

■ Representing Merck, Sharp & Dohme Corp. in actions challenging the validity of Pfizer/ Wyeth’s patents relating to pneumococcal conjugate vaccines

Contact: Wonil Kim

Email: [email protected]

International Arbitration:

■ Successfully represented a metropolitan city development corporation in an ICC arbitration against a cross border joint venture dispute. Also obtained an award of entire legal defense costs

■ Successfully represented a F&B company in an SIAC arbitration regarding a joint venture dispute

Contact: Junsang Lee ; Myung-Ahn Kim

Email: [email protected]; [email protected]

Litigation:

■ Currently representing Kolon Life Science, manufacturer of a popular osteoarthritis treatment, in a product liability action against a number of patients who claim that the manufacturer has illegally modified the underlying ingredients of the treatment after obtaining its certification

Contact: Seung Ryong Yoo

Email: [email protected]

M&A:

■ Currently advising Korean Air on its sales of in-flight catering business to private equity firm Hahn & Company for KRW 990 billion (approximately USD 873 million)

■ Successfully advised financially troubled POSCO Plantec in its attraction of new investment and the conclusion of the workout program by issuance of KRW 60 billion (approximately USD 53 million) new shares to United Asset Management (UAMCO) and by issuance of KRW 158.3 billion (approximately USD 142 million) new shares to its creditors in debt-to-equity conversion

Contact: Sung-Jin Kim

Email: [email protected]

Tax:

■ Successfully represented British American Tobacco Korea Ltd. and two individuals (Executive Director in charge of production and logistics, Director in charge of logistics) in a $44.7 million tax related criminal litigation case on violation of the Punishment of Tax Offenses Act

■ Successfully represented I&TDC in a $28.8 million review system of the legality before taxation case for the repeal of value-added tax

Contact: Jae Woong Jeong

Email: [email protected]

Technology & Innovation:

■ Representing Wemade, the most active player in the virtual asset and blockchain-based game industry in Korea, in a legal action regarding the delisting of WEMIX

■ Providing advice on a wide variety of blockchain-related projects

■ Providing advice to Microsoft Korea in relation to all business areas of Microsoft, including cloud, digital finance, personal data and cyber security

Contact: Kwang-Wook Lee

Email: [email protected]