About

Provided by Yoon & Yang LLC

As one of top litigation heavyweight in Korea, the firm vigorously continues to recruit former judges and former prosecutors in 2022 and 2023.


In January 2023, the firm successfully recruited Jun Hyung Cho, a deputy president of Samsung Electronics as well as former prosecutor in Korea. Jun Hyung Cho served for more than 10 years as a prosecutor and moved to Kim & Chang, Lee International and most recently Samsung Electronics. 

 

In March 2023, the firm hired Geonyoung Koh, a former prosecutor at Suwon District Prosecutors’ Office as a partner. Mr. Koh is an expert in forensic and


In March 2022, the firm hired Seung Ku Hong, who was a presiding judge at Seoul High Court, and Changkwon Kim, who was a presiding judge at Seoul Bankruptcy Court. Mr. Hong is set to handle criminal litigations as well as transactions in relation to corporations, general civil and criminal disputes, and various application matters.

 

In July 2022, the firm hired Yoon Hoo Kim, who was the chief prosecutor of 1st Criminal Divison, Seongnam Branch of Suwon District Prosecutors' Office, and Kyu Woong Cho, who was a prosecutor at Suwon District Prosecutors' Office. Mr. Kim's main practice areas are antitrust, competition and criminal defense while Mr. Cho built expertise in investigations of cybercrimes.

Chambers Review

Provided by Chambers
Dispute Resolution: White-Collar Crime - South Korea
3
Band 3
What the team is known for

Yoon & Yang is well known for its representation of high-profile individuals in significant white-collar litigation and investigations, and is increasingly active on behalf of larger defendant groups and corporate bodies. The firm has a deep bench that includes a number of former state prosecutors and judges, with several lawyers in the team who specialise in handling police investigations. The team is adept at handling government investigations into bribery, embezzlement and breach of trust issues. The practice additionally provides risk assessment, performs internal and regulatory investigations, and designs compliance frameworks. It is also engaged in matters involving trade secrets infringement. Its key clients include SK Innovation, Deutsche Securities Korea and Samsung Electronics Service.

Notable practitioners

Yoon Hee Sik and Seo Young Min are key client contacts.

Work Highlights

Provided by Yoon & Yang LLC
  • Yoon & Yang defended Doosung Industrial and its CEO against allegations of violating the Serious Accident Punishment Act. It was alleged that the absence of a health and safety management system caused an accident where ten employees were exposed to trichloromethane, a toxic chemical, and toxic hepatitis.

Strengths

Provided by Chambers

Members

Provided by Yoon & Yang LLC

Hee Sik Yoon

Kyoung Ho Hong

Sang Hyun Lee

Sun Bong Lee

Head of Department

Sung Wook Cho

Youbum Kim

Young Min Seo

Clients

Provided by Yoon & Yang LLC

Deutsche Securities Korea

Hanssem

SK Innovation

Samsung C&T Corporation

Samsung Electronics Service Co., LTD.