Kim & Chang is recognised as a leader in the market, praised by clients for its ‘proven track record in managing high-stakes government investigations and enforcement actions’. The firm is distinguished by its extensive experience in corporate investigations, as well as its expertise in cross-border investigations. Practice head Kook Hyun Yoo is a key contact for senior executives of global companies on complex investigations and enforcement actions. Myungsuk Sean Choi regularly oversees investigations at the firm, as well as criminal defence and corporate crisis cases. Seasoned criminal defence attorney Seung Ho Lee is another name to note, and Sang Hyuk Park has corporate investigation expertise with multi-national companies in Korea. Jung-Il Han is noted for his work on criminal investigations and related complex crises for domestic and global companies. For clients in the life sciences and technology industries, Jong-Won Jeon is a key practitioner and praised by clients for his ‘exceptional professionalism and discretion’. Ho Keun Ryu and Sung Won Hong are other key lawyers in the team.

Home to a team of attorneys and experts with experience in regulatory agencies, Lee & Ko remains a top-tier choice for regulatory advice, offering a full-service and collaborative approach across, but not limited to, the automotive, aviation, and manufacturing sectors. Co-head Tae Yop Lee formerly served as a prosecutor, which enables him to expertly handle corporate criminal liability and trade-related breaches. Co-head Kyunghoon Lee has a demonstrable track record in compliance and corporate investigations matters, and co-head Sedong Min is a name to note for anti-corruption and compliance matters. Kwangbae Park chiefly focuses on securities, fair trade issues, and the defence industry. The team has expanded with several hires, including Youngjung Kim from Kim & Chang, who adds expertise in financial supervision and sanctions.

Bae, Kim & Lee LLC's white-collar defence and internal investigations group remains a key port of call for individuals and companies in criminal investigations, criminal trials, and internal investigations. Practice head Soo Bong Jung is recognised for his work in high-profile criminal cases relating to fair trade, financial, and tax offences. Jinwook Song has developed a broad white-collar crime practice, covering customs evasion, fraud, and bribery, while Jiyoung Sohn is a name to note in crisis management, particularly for the auto and consumer goods industries. Jeonghwan Kim and Jiyoung Park add additional investigations expertise. Sangchul Lee is especially active in industrial safety, fair trade, trade secret, and corruption matters.

Home to a versatile team comprised of experts from the judiciary, prosecution, and police, Shin & Kim is relied upon by major domestic and international companies and provides a robust offering, from trade secrets and anti-corruption, to food safety and antitrust. Mooil Moon heads up the practice and boasts deep prosecutorial experience through his role in various District Prosecutor Offices. Ok-Sook Byun is noted for her work on internal investigations, and Junghwan Lee has particular expertise in the financial and virtual asset sectors. Dae Ho Cho lends his prosecutor experience to clients handling cases surrounding allegations of financial crimes.

Yulchon boasts a strong grounding in the market, operating specialised sub-teams to assist in various areas, including the recent establishment of the global white-collar defence team, which positions the firm to able to advise on cases with international aspects. Jae Keun Lee, Jung Han Oh, and Shi Won Lee jointly lead the team, with the latter having joined the firm in July 2024. Having formerly served as a prosecutor, Seung Hyun Lee is a key contact in the group for criminal cases relating to the environment, pharmacy, and tax.

Yoon & Yang LLC is noted for its work in white-collar defence, coupled with particular expertise in investigations handled by all national investigative agencies. With vast experience as a prosecutor, Sun Bong Lee is a key contact in the firm and Su Yeol Lee focuses on corporate litigation. The pair lead the practice alongside Sang-Pil Lee. Elsewhere in the team, Jin Seok Lee handles criminal defence and litigation, with particular knowledge in tax, and Young Ki Kim is a highly capable advisor on unfair trading practices, sanctions, and review of listings.