Jacqueline C.Y. Choi is a senior associate in the Hong Kong office of Mayer Brown's Financial Services Regulatory & Enforcement practice. Jacqueline has assisted banks, financial institutions and businesses in Hong Kong on a broad range of regulatory issues, having worked in private practice law firms as well as a major financial institution in Hong Kong as legal counsel. She advises on banking, securities and data privacy regulations on a regular basis.

Jacqueline has also previously advised on various leveraged finance and banking transactions across Asia.

Spoken Languages

  • English
  • Cantonese
  • Mandarin


  • As in house legal counsel of a financial institution, (i) advised business lines on mis-selling allegations on financial products and data privacy issues; (ii) reviewed and negotiated merchant agreements with various commercial partners; and (iii) reviewed and transformed existing terms and conditions for promotional schemes and financial products.
  • Acted for a Nigerian bank in proceedings before the Hong Kong courts to seek recovery of fraudulent funds transfer to a Hong Kong bank account.
  • Advised a global investment bank on an up to USD 1.45 billion loan financing relating to acquisition of shares of a New York-listed e-commerce conglomerate.
  • Advised a Chinese bank as lender on a RMB 110 million term loan facility provided to a Cayman company for its acquisition of the share capital of a Hong Kong company that operates dessert café chains in China.
  • Advised a global bank as original lender and arranger on a €300 million term loan facility provided to a Luxembourg borrower to finance its subscription for new shares in a Frankfurt listed group.
  • Advised a provider of oil logistic and marine services in the Asia Pacific region in relation to a winding up petition brought against it in Bermuda and advising the company in its proposed debt restructuring by way of a scheme of arrangement.


Columbia Law School, LLM

The University of Hong Kong, LLM

The University of Hong Kong, PCLL

University College London (University of London), LLB


  • Hong Kong


  • Member, Emergency Relief Fund Committee of Hong Kong
  • Adjudicator, Registration of Persons Tribunal of Hong Kong
  • Panel member, Appeal Panel (Housing) of Hong Kong
  • Panel member, Transport Tribunal of Hong Kong
  • Panel member, Appeal Board on Closure Orders (Immediate Health Hazard) of Hong Kong