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Daniel (Yoon Sik) Choi


Daniel represents corporate issuer and investment bank clients on a broad range of capital markets matters with a particular focus on cross-border transactions.
He has experience in both registered and unregistered securities offerings, including high-yield and investment grade bond offerings, and advises on public disclosures, SEC and NYSE/Nasdaq compliance requirements and corporate governance matters. He works with clients in a range of industries, including financial services, mining, metals, energy and sovereign issuers.


Representative matters

Caisse de dépôt et placement du Québec's U.S. senior notes program.

European Biotech Acquisition Corp.'s business combination with Oculis SA and the related PIPE transaction.

Wheaton Precious Metals' at-the-market U.S. equity program.

The Bank of Nova Scotia, the Province of Ontario and the Province of British Columbia in connection with their registered debt offerings.

Ontario Teachers' Pension Plan, PSP Investments and the Bank of Montreal in connection with their medium-term note offerings.

Fairfax Financial, TELUS, Con Ed, SNDL and Genmab in connection with U.S. securities law matters.

Magna International and Kinross Gold Corporation in connection with their senior notes offerings.

Leadership Positions And Professional Affiliations

  • International Bar Association
  • National Asian Pacific American Bar Association



Attorney-at-Law, New York

Foreign Legal Consultant, Ontario


Osgoode Hall Law School York University J.D.

McMaster University M.A. University of Toronto B.A.

A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.