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2026 Edition
General corporate tax
Tier 4
10 firms ranked
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Tier 1

Kim & Chang
4 practice areas
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Samil PwC
4 practice areas
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Tier 2

Deloitte Anjin
4 practice areas
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Samjong KPMG
4 practice areas
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Yulchon
4 practice areas
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Tier 3

EY
7 practice areas
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Lee & Ko
4 practice areas
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Tier 4

Bae Kim & Lee
4 practice areas
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Shin & Kim
4 practice areas
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Yoon & Yang
4 practice areas
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Tax controversy
Tier 4
9 firms ranked
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Tier 1

Kim & Chang
4 practice areas
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Samil PwC
4 practice areas
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Yulchon
4 practice areas
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Tier 2

Bae Kim & Lee
4 practice areas
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Deloitte Anjin
4 practice areas
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Lee & Ko
4 practice areas
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Samjong KPMG
4 practice areas
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Tier 3

Shin & Kim
4 practice areas
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Tier 4

Yoon & Yang
4 practice areas
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Transfer pricing
Tier 4
9 firms ranked
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Tier 1

Kim & Chang
4 practice areas
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Samil PwC
4 practice areas
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Tier 2

Deloitte Anjin
4 practice areas
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EY
7 practice areas
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Lee & Ko
4 practice areas
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Samjong KPMG
4 practice areas
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Yulchon
4 practice areas
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Tier 4

Yoon & Yang
4 practice areas
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Other notable

Shin & Kim
4 practice areas
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Linked Reviews
Tax

The team at Yoon & Yang consists of over 60 practitioners including partners, associates, foreign attorneys, CPAs, customs attorneys, certified tax accountants and expert advisors. Senior partner Wankyu Jeon leads the international tax team and transfer pricing team. Its practice covers tax litigation and disputes, customs and tax audits, general tax advice and tax compliance. Its clients include government, SMEs, large conglomerates and wealthy individuals.

Recent examples of the firm’s work have seen it handling various customs matters. The team assisted Hanwha Solutions Corporation in customs audit and foreign exchange audit. It also supported Hyundai Motors Company in reviewing customs issues related to fees for purchase agency services.

Senior counsel Moon Tae Byun joined the firm from Lee & Ko during the research period. The team also welcomed Chan Bin Park as a customs attorney to strengthen its customs practice.

Client feedback

“In-depth transfer pricing knowledge and experience in both US and KR TP laws and local. Strong professional attitude in terms of easy-to-understand explanation and timely communication.”

“I think the biggest advantage is the comprehensive and detailed work results on our requests, and also the sincere opinions, fully focused and listening to the attitude of experts in different fields are the best.”

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