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Lee & Ko has been ranked as a Tier 1 law firm in Korea in nine practice areas by ‘Benchmark Litigation Asia-Pacific 2026’, a leading publication focusing on dispute resolution and litigation. 

Notably, Lee & Ko was also recognized as a Recommended Firm in the newly introduced Government and Regulatory category, further demonstrating the firm’s exceptional capabilities and competitiveness across a broad range of dispute resolution and regulatory matters. 


 Commercial and Transactions  
 Competition/Antitrust 
 Construction 
 Insolvency 
 Intellectual Property 
 Labor and Employment 
 Product Liability and Recall 
 Tax 
 White Collar Crime 

In addition, 54 Lee & Ko attorneys were selected as either ‘Litigation Stars’ or ‘Future Stars’ for their outstanding achievements in their respective fields.


- Litigation Stars
 Competition/Antitrust: Jangwoo Park, Jeong-Ho Sun, Pyoung Keun Song, Miji Lee, Hwan Jeong, Suruyn Kim
 Commercial and Transactions: Won Seok Ko, Jae Heon Park, Dajoo Jung, Jin Soo Han, Chang Ho Seong, Kiri Yi
 Construction: Myung Jong Kim, Seon Tae Kim, Chanik Jang, Yang Rak Kim, Jae Sung Yoo
 Government and Regulatory: Taeyop Lee, Kwangbae Park
 Intellectual Property: Un Ho Kim, Keum Nang Park, Hayoun Chun, Heon Lee
 International Arbitration: Sang Hoon Han, Eun Young Park
 Insolvency: Wan Shik Lee, Jung Hyun Lee, Jiwoong Lim
 Labor and Employment: Young Jin Kim, Hyunseok Song, Sang Hoon Lee, Chang Soo Jin
 Tax: Tom Kwon, Sung Hwan Kim, Ok Hyun Ma, Kyung Tae Kim, Steve Minhoo Kim, Jung Ho Ryu
 White Collar Crime: Jae Deog Bae, Jin So, Taeyop Lee, Younsub Jang, Jangwoo Park

- Future Stars
 Competition/Antitrust: Byong Ki Chung
 Construction: Gangcheol Chu, Janghee Yoon, Joo Hye Hong
 Intellectual Property: Jaewoo Kwak, Hyeon Gil Ryoo
 International Arbitration: Grace Yoon
 Labor and Employment: William Kim, Se young Kang, Yong Su Oh
 Product Liability and Recall: Dajoo Jung, Soo Yeon Oh
 White Collar Crime: Ki Jung Sung, Kyeong-seop Yoon

Benchmark Litigation conducts its annual rankings based on in-depth analysis of law firm submissions, as well as interviews with legal practitioners, clients, and litigation experts.
 

On March 25, 2026, Lee & Ko hosted a seminar on ‘Strategic Approaches to Global Technology Dispute Risk and K-Discovery’.

The three-session seminar began with a welcome address by Mr. Un Ho Kim and was moderated by Ms. Hyunjin Koh.

In the first session, Mr. Hankil D. Kang presented “Strategies for Responding to U.S. IP Litigation,” covering an overview of U.S. litigation, practical guidance on handling complaints and discovery, as well as an in-depth discussion of investigation procedures at the International Trade Commission (ITC).

In the second session, Mr. Hayoun Chun discussed “Strategies for Utilizing and Responding to UPC Litigation,” introducing strategic approaches for companies to leverage the UPC, along with various case examples in detail.

In the final session, Mr. Jaewoo Kwak addressed “Responding to Risks Related to K-Discovery and ACP,” analyzing a range of practical issues that companies may face and proposing specific response strategies.

Lee & Ko’s IP & Technology Group handles not only traditional intellectual property matters; such as patents, trademarks, copyrights, trade secrets, and unfair competition, but also disputes and advisory work related to advanced technologies including AI, data, semiconductors, and healthcare. The group has also accumulated extensive experience in cross-border litigation and international arbitration across various sectors. In particular, it has developed deep expertise over many years in discovery practice and is well-positioned to provide one-stop solutions for matters involving K-Discovery.

Lee & Ko has been recognized once again in the 2026 Chambers Global Guide, securing Band 1 rankings in six practice areas and confirming its top-tier law firm status. As for the individual rankings, 37 attorneys of Lee & Ko have been recognized as leading lawyers for their remarkable performance in their respective practice areas.


 Banking & Finance  
 Capital Markets  
 Corporate/M&A  
 Intellectual Property 
 International & cross Border Capabilities: South Korean Firms
 International Trade 


 Banking & Finance: Yeo Kyoon Yoon, Woo Young Jung, Yong-Jae Chang, Myoung Chul Kwak, Dong Seok Woo
 Capital Markets: Hyunjoo Oh, Seunga Hyun, Jun Woo Cho 
 Capital Markets: Securitisation: Jin Hong Kwon
 Corporate/M&A: Sanggon Kim, Ho Joon Moon, Hyeong Gun Lee, Yong Joon Yoon, Daehoon Koo
 Dispute Resolution: Arbitration: Zachary Sharpe, Sanghoon Han, Grace Yoon
 Dispute Resolution: Litigation: Pyoung Keun Song, Dajoo Jung, Seon Tae Kim, Jae Heon Park
 IP: Un Ho Kim, Keum Nang Park, Hyeon Gil Ryoo, Vera Eun Woo Lee, Hankil D. Kang, Hwansung Park, Jaewoo Kwak, Hayoun Chun
 International Trade: Kichang Chung, Hyunsoo Joo, Young Gee Park, Young Jae Cho, Heysoo Kim 
 North Korea - general business law: Hyung Sub Lim (Foreign Expertise based abroad in South Korea)


Chambers Global Guide is a law firm evaluation publication released by Chambers and Partners, a leading global legal publisher based in England, which selects top law firms and top lawyers in the Asia-Pacific region each year based on a comprehensive analysis of data submitted by law firms, interviews with partner lawyers and clients, and recently accomplished work.

 

Lee & Ko was selected as Tier 1 law firm in Korea across 16 fields according to ‘The Legal 500 Asia Pacific 2026’. Furthermore, 44 Lee & Ko attorneys were selected as ‘Hall of Fame’, ‘Leading Partners’, ‘Next Generation Partners’, and ‘Leading Associates’ in their respective fields.


Antitrust and Competition
Banking & Finance
Capital Markets 
Corporate and M&A  
Dispute Resolution  
Fintech and financial services regulatory  
Insurance 
Intellectual Property
International Arbitration
Labour and Employment
Projects and Energy  
Real Estate  
Regulatory: white-collar, compliance and investigations
Shipping
Tax
TMT


Antitrust and Competition: Hwan Jeong, Suruyn Kim, Jung Won Kwon, Jeong Yoon Choi
Banking & Finance: Yeo Kyoon Yoon, Myoung Chul Kwak
Capital Markets: Hyunjoo Oh
Corporate and M&A: Hyeong Gun Lee, Sang Gon Kim, Ho Joon Moon, Kyungchun Kim, Sung Min Kim, Daehoon Koo
Dispute Resolution: Pyoung Keun Song, Seong Won Chang, Jae Heon Park, Yeon Woo Lee
Fintech and financial services regulatory: Seong Hwan Ju
Insurance: Jin-Young Jung, Jin Hong Kwon, Sae Um Kim
Intellectual Property: Un Ho Kim, Keum Nang Park
Intellectual Property: PATMA: Soo Yeon Park
International Arbitration: Sanghoon Han, Han-Earl Woo
Labour and Employment: Chang-Soo Jin, Sang-Hoon Lee, Jae Hoon-Choi, William Kim, Shawn (Seong Ho) Han
Projects and Energy: Hun Ko
Real Estate: Jin Wook Yang, Jee In Kim
Regulatory: white-collar, compliance and investigations:: Tae Yop Lee
Shipping: Jin-Young Jung, Yun Jeong Seo, Yang Ho Yoon, Young Jae Park
TMT: Hwan Kyoung Ko, Kwang Bae Park, Il Shin Lee

The Legal 500 Asia Pacific is annually published by Legalease, a global agency that evaluates the capacity of law firms all over the world based on various standards through a comprehensive review of submitted documents by law firms, interviews with lawyers specialized in each field, and feedback from over 300,000 clients.
 

Lee & Ko was ranked Band 1 by 'Chambers Asia-Pacific Guide 2026’ in 10 practice areas. For the individual rankings, 72 attorneys were recognized as ‘Leading Individuals’ throughout all practice areas.
 
 
 Banking & Finance  
 Capital Markets  
 Competition/Antitrust 
 Corporate/M&A  
 Insurance 
 Intellectual Property  
 International Trade 
 Projects & Energy  
 Shipping Finance 
 Technology, Media, Telecoms

 
 Banking & Finance: Woo Young Jung, Yeo Kyoon Yoon, Yong-Jae Chang, Myoung Chul Kwak, Dong Seok Woo
 Capital Markets: Hyunjoo Oh, Seunga Hyun, Jun Woo Cho 
 Capital Markets: Securitisation: Jin Hong Kwon
 Competition/Antitrust: Yong Seok Ahn, Hwan Jeong, Jeong-Ho Sun, Suruyn Kim, Miji Lee, Byong Ki Chung 
 Corporate/M&A: Sanggon Kim, Ho Joon Moon, Hyeong Gun Lee, Yong Joon Yoon, Daehoon Koo
 Dispute Resolution: Arbitration: Zachary Sharpe, Sanghoon Han, Grace Yoon
 Dispute Resolution: Litigation: Pyoung Keun Song, Dajoo Jung, Seon Tae Kim, Jae Heon Park 
 Dispute Resolution: White-Collar Crime: Tae Ki Ghil, Taeyop Lee, Youngsub Jang, Jin So, Jae Man Yu
 Employment: Sang Hoon Lee, Chang Soo Jin, Hyunseok Song, William Kim  
 Insurance: Jinyoung Jung, Jin Hong Kwon, Yang Ho Yoon
 Intellectual Property: Un Ho Kim, Keum Nang Park, Hyeon Gil Ryoo, Vera Eun Woo Lee, Hankil D. Kang, Hwansung Park, Jaewoo Kwak, Hayoun Chun 
 International Trade: Kichang Chung, Hyunsoo Joo, Young Gee Park, Young Jae Cho, Heysoo Kim 
 Projects & Energy: Hun Ko, Dong Eun Kim, Kwang Yul Kim, Jungmin Pak
 Real Estate: Junghwan Lee, Dong Seok Woo 
 Restructuring/Insolvency: Eunjai Lee, Wanshik Lee, Jung Hyun Lee, Seok Pyo Hong 
 Shipping: Jinyoung Jung, Yang Ho Yoon
 Shipping: Finance: Woo Young Jung, Yunjeong Seo
 Tax: Kyung Tae Kim, Tom Kwon  
 Technology, Media, Telecoms: Kwang Bae Park, Hwan Kyoung Ko, Ju Bong Jang, Samuel (Soon-Yub) Kwon, Sunghee Chae, Tae Joo Kim 
 North Korea - General Business Law (Foreign Expertise based abroad in South Korea): Hyung Sub Lim 

Chambers Asia-Pacific Guide is a law firm evaluation publication released by Chambers and Partners, a leading global legal publisher based in England, which selects top law firms and top lawyers in the Asia-Pacific region each year based on a comprehensive analysis of data submitted by law firms, interviews with partner lawyers and clients, and recently accomplished work.
 

Jaewoo Kwak, a partner of Lee & Ko’s Intellectual Property Group, has been selected for the Lexology Index: Client Choice 2026, in recognition of his expertise in the field of intellectual property and his exceptional client service.

Mr. Kwak is widely recognized as a highly versatile practitioner whose comprehensive and profound understanding of both technology and legal principles enables him to excel across a broad range of IP disputes and advisory matters. He achieved a dramatic turnaround and final victory in a decade-long, multi-billion-won patent battle involving ice water purifiers, and played a leading role in securing the Supreme Court decision in the unauthorized BTS photo book case, a landmark ruling that ultimately paved the way for the legislative recognition of the right of publicity in Korea.

He also possesses unparalleled expertise in international patent and trade secret disputes involving advanced technologies, as well as in complex e-discovery matters. More recently, he has garnered additional attention for his extensive work on AI-related and gaming-industry cases.

Since 2005, the Lexology Index: Client Choice has recognized lawyers around the world who demonstrate excellence in client care, based on evaluations from in-house counsel and a rigorous independent review process. Mr. Kwak’s selection reflects the continued trust placed in him by global and domestic clients, as well as his longstanding commitment to delivering the highest caliber of legal service.