John Ahern Attorney Financial Services Katten Law Firm

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Professional Biography

John Ahern, partner at Katten Muchin Rosenman UK LLP and head of the London Financial Services group, focuses his practice on banking, financial services, UK and European financial markets, and related regulations. His background in private practice and as in-house counsel at a global investment bank provides him with perspective on the unique regulatory issues facing the wholesale and private banking sectors. John advises multilateral trading facilities, broker-dealers and banks on trading, clearing and settlement as well as custody of securities—both physical and dematerialized. John counsels asset managers and investment advisors on the regulation of alternative funds in Europe. He has a particular focus on regulatory capital, and advises a number of banks and other authorized firms on the requirements and implications of the prudential regime.

He specializes in financial institutions and financial law. He is a member of the Law Society of Ireland, and is admitted to the Bar Associations in England and Wales.

More Legal and Business Bylines From John Ahern

CORPORATE & FINANCIAL WEEKLY DIGEST - April 3, 2020 - (Posted On Friday, April 03, 2020)
ESMA Publishes a Review Report on Position Limits and Management under MiFID II - (Posted On Friday, April 03, 2020)
FCA and PRA Publish Guidance on Key Financial Workers Critical to COVID-19 Response - (Posted On Friday, March 27, 2020)
ESMA Publishes Statement on MiFID II Telephone Conversation Requirements During the COVID-19 Pandemic - (Posted On Friday, March 27, 2020)
FCA Updates Webpage on SFTR Approach to Reporting Requirements - (Posted On Friday, March 27, 2020)
UK Parliament Considers Draft Brexit Statutory Instrument Relating to EMIR - (Posted On Friday, March 27, 2020)
ESMA Publishes Statement on MiFIR Tick-Size Regime and COVID-19 - (Posted On Friday, March 27, 2020)
ESMA Publishes Annual Transparency Calculations - (Posted On Friday, March 06, 2020)
FCA Publishes TechSprint Report - (Posted On Friday, March 06, 2020)
FCA Publishes LIBOR Dear CEO Letter - (Posted On Friday, March 06, 2020)

Financial Institutions

Article of the Year

FCA Announces Launch of Green FinTech Challenge is the National Law Review’s 2019 article of the year. Authored by John Ahern, Carolyn H. Jackson, Nathaniel W. Lalone and Neil Robson of Katten Muchin’s London Financial Services group, this article not only announced the UK Financial Conduct Authority ‘s (FCA) “Green FinTech Challenge” launch, but it also took the extra steps of outlining key criteria that should be included in successful grant applications, examples of green solutions the UK FCA was looking for, and key deadlines. Even in niche areas like UK Green Fin Tech, this article received over 80,000 page views and provided NLR readers with actionable to-do’s and insight into the FCA’s goals.