LAWYER PROFILE
Hannah Cassidy

Hannah Cassidy

Global 2026

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Chambers ranking badge

Ranked in 2 practice areas

Financial Services: Non-contentious Regulatory (International Firms)

China

1 year ranked

Financial Services: Contentious Regulatory (International Firms)

China

1 year ranked

About

Provided by A&O Shearman

Global

Practice Areas

Hannah leads the financial services regulatory practice in Hong Kong, with extensive experience advising on both advisory and contentious regulatory matters.

Hannah has substantial experience advising financial institutions, investment managers, fintech firms, listed companies and their senior individuals on complex advisory and regulatory matters, including senior management accountability, payments, cybersecurity, market abuse, anti-money laundering, fraud and scams, client assets and complex licensing issues.

Her expertise spans complex cross-border matters across Asia Pacific and other key global financial markets.

Hannah also has significant expertise in advising clients on the conduct of regulatory investigations, particularly in relation to culture and conduct.

Hannah and her team regularly lead discussions with regulators on behalf of the financial services industry in relation to regulatory reform initiatives. This includes working closely with leading industry bodies, including ASIFMA and AIMA.

Hannah chairs AIMA’s Hong Kong Regulatory Committee and regularly speaks on industry panels. Hannah is also a member of the HKEX’s Listing Review Committee.

Chambers Review

Provided by Chambers

Chambers Global Guide

Financial Services: Non-contentious Regulatory (International Firms) - China

Band 2
Band 2

Individual Editorial

Hannah Cassidy is well respected for her deep expertise in the financial services regulatory sphere. She offers a broad practice spanning advice for financial services firms on misconduct investigations, internal investigations for fintech clients and advice on SFC applications.

Financial Services: Contentious Regulatory (International Firms) - China

Band 3
Band 3

Individual Editorial

Hannah Cassidy is well respected for her deep expertise in the financial services regulatory sphere. She offers a broad practice spanning advice for financial services firms on misconduct investigations, internal investigations for fintech clients and advice on SFC applications.

Strengths

Provided by Chambers

  • Hannah has many years of experience and is good at navigating complex regulatory landscape and discussions.

    Financial Services: Non-contentious Regulatory (International Firms)Chambers Global Guide
  • Hannah Cassidy has always been supportive of our businesses. She listens to our commercial needs and provides practical and commercial advice and support in a short window of time.

    Financial Services: Non-contentious Regulatory (International Firms)Chambers Global Guide

Ranked Individuals at A&O Shearman (416)

Africa-wide

Asia-Pacific Region

Australia

Belgium

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