LAWYER PROFILE
William Hallatt

William Hallatt

Greater China Region 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

About

Provided by Gibson, Dunn & Crutcher LLP

Greater China Region

Practice Areas

William Hallatt is Co-Chair of Gibson Dunn’s Global Financial Regulatory Group and heads the Financial Regulatory practice in Asia-Pacific. He provides comprehensive contentious and advisory support as a trusted advisor to the world’s leading financial institutions and fintech firms. His clients include global investment banks, wholesale and retail banks, hedge funds, private wealth managers, investment managers, major cryptocurrency exchanges and virtual asset service providers and insurers. He has extensive experience in handling both internal and external regulatory investigations, in particular high-stakes enforcement matters brought by key financial services regulators, including the Hong Kong Securities & Futures Commission (SFC) and the Hong Kong Monetary Authority (HKMA), covering issues such as IPO sponsor conduct, licensing breaches, anti-money laundering and terrorist financing compliance, systems and controls failures, and cybersecurity matters.

Chambers Review

Provided by Chambers

Chambers Greater China Region

Financial Services: Contentious Regulatory (International Firms) - China

Band 2
Band 2

Individual Editorial

William Hallatt of Gibson, Dunn & Crutcher's Hong Kong office brings banks and financial institutions a raft of experience in both contentious and advisory regulatory matters. He is adept at handling SFC and internal investigations, licensing applications and compliance advisory matters.

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

Band 2
Band 2

Individual Editorial

William Hallatt of Gibson, Dunn & Crutcher's Hong Kong office brings banks and financial institutions a raft of experience in both contentious and advisory regulatory matters. He is adept at handling SFC and internal investigations, licensing applications and compliance advisory matters.

Strengths

Provided by Chambers

  • William Hallatt is a strong and experienced regulatory lawyer with sound and commercial judgment. He brings to the table good connections with relevant regulatory bodies.

    Financial Services: Contentious Regulatory (International Firms)Chambers Greater China Region
  • William has been a consistently supportive partner and presence. He steps in when he needs to and also gives space to the team where appropriate, showing solid judgement and cost awareness.

    Financial Services: Contentious Regulatory (International Firms)Chambers Greater China Region

Ranked Individuals at Gibson, Dunn & Crutcher LLP (16)

China

  • Profile image of Daniel Abercromby
    Daniel Abercromby

    Banking & Finance: Leveraged & Acquisition Finance (International Firms)

    View profile
  • Profile image of Sébastien J Evrard
    Sébastien J Evrard

    Competition/Antitrust (International Firms)

    View profile
  • Profile image of Kelly S Austin
    Kelly S Austin

    Corporate Investigations/Anti-Corruption (International Firms)

    View profile
  • Profile image of Oliver Welch
    Oliver Welch

    Corporate Investigations/Anti-Corruption (International Firms)

    View profile
  • Profile image of Ning Ning
    Ning Ning

    Corporate Investigations/Anti-Corruption (International Firms)

    View profile
  • Profile image of Yi Zhang
    Yi Zhang

    Corporate/M&A: Hong Kong-based (International Firms)

    View profile
  • Profile image of Qi Yue
    Qi Yue

    Corporate/M&A: Mainland China-based (International Firms)

    View profile
  • Profile image of Brian W Gilchrist
    Brian W Gilchrist

    Dispute Resolution: Litigation (International Firms)

    View profile
  • Profile image of Elaine Chen
    Elaine Chen

    Dispute Resolution: Litigation (International Firms)

    View profile
  • Profile image of William Hallatt
    William Hallatt

    Financial Services: Contentious Regulatory (International Firms)

    View profile
  • Profile image of William Hallatt
    William Hallatt

    Financial Services: Non-contentious Regulatory (International Firms)

    View profile
  • Profile image of David Wolber
    David Wolber

    International Trade/WTO (International Firms)

    View profile
  • Profile image of Elaine Chen
    Elaine Chen

    Tax: Hong Kong- based (International Firms)

    View profile
  • Profile image of Brian W Gilchrist
    Brian W Gilchrist

    Tax: Hong Kong- based (International Firms)

    View profile
  • Profile image of Connell O'Neill
    Connell O'Neill

    Technology, Media, Telecoms (TMT) (International Firms)

    View profile

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership