Wonsik Yoon (asialaw)

Litigation

• SEC v. Terraform Labs (U.S. Government Representation): Acted as Korean counsel for the United States under the Hague Evidence Convention in the high-profile civil enforcement action against Terraform Labs and Do Kwon involving the Terra and Luna cryptocurrencies. Facilitated critical evidence-taking in Korea, contributing to a landmark USD 4.5 billion global settlement in the U.S. proceedings.
• U.S. Judgment Enforcement (Lead Counsel): Successfully represented a U.S. judgment creditor in a USD 10.4 million enforcement action before the Korean courts. Secured full enforcement at both District and High Court levels, leading to a favorable settlement at the Supreme Court stage.
• Real Estate Joint Venture Dispute (Lead Counsel): Representing a Korean investor in a domestic dispute between Korean parties arising from a real estate development project. Secured a favorable first-instance judgment awarding 90% of the claim; the matter is currently pending before the appellate court.
• UK Law Firm – Fee Recovery (Lead Counsel): Representing a prominent UK law firm in a recovery action for unpaid fees against a Korean asset management company. Won a favorable first-instance judgment (80% of claim upheld); the matter is currently pending before the appellate court.

Arbitration

• ICC Arbitration – Infrastructure (Chair Arbitrator): Served as chair arbitrator in an ICC dispute involving a foreign infrastructure fund and a Korean local government regarding operating income for a major toll bridge infrastructure project constructed via private investment.
• KCAB Arbitration – Nuclear Power (Lead Counsel): Represented a global energy company in two KCAB arbitrations concerning safety-related equipment for four nuclear power plants in Korea. Handled complex technical and regulatory claims totaling USD 41 million.
• KCAB Arbitration – Renewable Energy (Chair Arbitrator): Presided as chair arbitrator over a consolidated KCAB arbitration involving delay damage claims brought by nine Korean project companies against a contractor regarding the construction of solar power plants in Korea.
• KCAB Arbitration – International Mining (Co-Arbitrator): Served as co-arbitrator in a consortium dispute arising from one of the largest overseas nickel mining projects in Africa involving Korean participation.

• Dispute resolution
• Corporate and M&A
• Construction

• Energy
• Real estate
• Industrials and manufacturing

• California (2002)
• Korea (1989)

• State Bar of California
• Korean Bar Association

• LL.M, University of Washington School of Law (1999)
• License to Practice Law in Korea, Judicial Research and Training Institute, the Supreme Court of Korea (1989)
• B.S. in Economics, Seoul National University (1981)