Sonya Hsu
Biography
Sonya Hsu is the head of the Antitrust & Competition Practice Group at Baker McKenzie's Taipei office. She has extensive experience in the areas of litigation and arbitration, particularly in cross-border commercial disputes and consumer protection, as well as cartel investigation, restraint of competition, antitrust/competition litigation, and hotel-related agreements. Under Sonya's leadership, Taiwan's Antitrust & Competition Practice Group has been ranked as both an Elite and Highly Recommended Law Firm by the Global Competition Review (GCR). It has also been consistently ranked as a Tier 1 Leading Law Firm in Taiwan by The Legal 500 Asia Pacific. Furthermore, Sonya has been named as a Thought Leader and Competition Lawyer in the 2024 edition of Who's Who Legal. She has also been recognized as a Leading Individual by The Legal 500 Asia Pacific for consecutive years.
Representative Legal Matters
- Represented an Irish company in a lawsuit on the recognition and enforcement of an English judgment in Taiwan as well as the provisional attachment proceedings.
- Represented a bank in a civil lawsuit and criminal lawsuit in connection with Ponzi scheme.
- Represented a subsidiary of a foreign bank in defending various lawsuits initiated by the investors in relation to the sale of the structured notes products.
- Represented several banks in defending the lawsuits and arbitration claims initiated by the investors in relation to the sale of the target redemption forward products.
- Represented a subsidiary of a foreign bank in defending various lawsuits initiated by the guarantors in relation to the loan granted to the borrower.
- Assisted a Taiwan bank and a Taiwan insurance company in defending lawsuits filed by Trustee for the Liquidation of Bernard L. Madoff Investment Securities LLC and the Foreign Representative and Liquidation of Fairfield Sentry Limited.
- Assisted a local shipping company in two arbitration cases in London.
- Represented eight banks in an ICC arbitration in Paris.
- Represented an IT company in a SIAC arbitration in Singapore
Professional Honors
- Named Leading Partner by The Legal 500 Asia Pacific (2025)
- Named Leading Individual by The Legal 500 Asia Pacific (2024)
- Named by the Who’s Who Legal: Thought Leaders & Competition Lawyer (2024)
Professional Associations and Memberships
- Chair of Competition Law Committee, Taipei Bar Association (2014~2017)
- Non-governmental advisor of International Competition Network (2014~present)
- Deputy Secretary General, Taipei Bar Association (2018~2020)
- Director, Taipei Bar Association (2020~present)
Admissions
- Kaohsiung~Taiwan (2005)
- Tainan~Taiwan (1996)
- Hsinchu~Taiwan (1995)
- Taipei~Taiwan (1992)
Education
- Cornell University (LL.M.) (1995)
- National Taipei University (formerly National Chung-Hsing University) (College of Law & Commerce, LL.B.) (1991)
Languages
- Chinese
- English
Baker & McKenzie, a Taiwanese Partnership, is a member of Baker & McKenzie International, a Swiss Verein.