Jin Kook Lee

Practice Areas

Corporate Law

M&A

Foreign Investment

Corporate Governance

Finance ∙ Capital Markets

IPO ∙ Listing Eligibility Reviews

Career

Jin Kook Lee is a partner at Yoon & Yang LLC, and his main practice areas include corporate law, M&A and capital markets. As an expert with over 20 years of experience in M&As, private equity, and capital markets, Mr. Lee has played key roles in major transactions both at home and abroad. He has led significant M&A deals such as Hanwha Group’s acquisition of Daewoo Shipbuilding & Marine Engineering, NAVER’s acquisition of Poshmark, and MBK Partners’ acquisition of Homeplus, demonstrating outstanding expertise in both inbound and outbound transactions. In the capital markets sector, he has also taken a leading role in ensuring the successful IPOs of EcoPro Materials, SK IE Technology, Lotte Rental, Hyundai Autoever, and Hanwha Systems, etc. Based on this expertise and track record, Mr. Lee has been recognized for several years as a Leading Lawyer by major global league tables such as Chambers Asia-Pacific, The Legal 500 and IFLR1000, and is regarded as one of Korea’s top corporate law specialists.

Professional Memberships

Admitted to bar, Korea (2001); New York (2009)

Experience

2025-present Yoon & Yang LLC

2004-25 Yulchon LLC

2001-04 Judge Advocate, Republic of Korea Army

Languages Spoken

Korean, English and Japanese

Education

Work Highlights

Advised Lotte Group on its sale of Lotte Rental

Advised EcoPro Materials on its Series capital raise from various investors

Advised Hillhouse Capital on the acquisition of SK EcoPrime

Advised Lotte Rental on the purchase of euqity stake of Socar

Advised EcoPro Materials on the IPO on Korea Exchange

Advised SK On on the joint venture formation with Hyundai Motor Group

Advised Ecopro Innovation on its Series A capital raise from Premier Partners Consortium

Advised KT Cloud on its Series A capital raise from IMM Credit Solutions

Advised Hanwha Group on acquisition of HSD Engine

Advised Hanwha Group on acquisition of Daewoo Shipbuilding and Engineering

Advised Naver on acquisition of Poshmark (US e-commerce)

Advised JX Group (Japan) on sale of the equity stake of LS Nikko Copper

Advised Lotte Group on acquisition of Ministop Korea

Advised Zinus on its sale of controlling stake to Hyundai Department Group

Advised KT Skylife on acquisition of Hyundai HCN

Advised Netmarble Neo on its IPO on Korea Exchange

Advised Lotte Rental on its IPO

Advised Hillhouse Capital on its Series F investment in Market Kurly

Advised SK on its sale of equity interest in SK Biopharmaceuticals

Advised Hillhouse Capital, Altos Ventures, GS PIA and FIs on their sales of controlling stake of Woowa Brothers

Advised Lotte Group on its co-acquisition with Skylake PE of Souls Advanced Materials (f.k.a., Doosan Souls)

Advised LOTTE rental on acquisition of Hanjin Rent-a-car Business

Advised Net1 on its sale of KSNet

Advised Homeplus its tripartite merger of three operation arms

Advised Wow Ventures on its sale of the controlling stake

Advised Medit on its sale of the controlling stake

Advised Hanhwa System on its IPO

Advised Lotte Shopping REITs on its IPO

Advised Lotte Financial Holdings on its acqusition of Lotte Capital

Advised Lotte Group on its sale of Lotte Insurance

Advised Hillhouse Capital Management on its equity investment in Market Kurly

Advised IMM PE on its equity investment in Shinhan Financial Group

Advised Hyundai Autoever on its IPO

Advised SNK Corporation (Japanese Game Licensing company) on its IPO