Nathaniel Lalone

London Office
p+44 (0) 20 7776 7629
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Nathaniel Lalone, a partner at Katten Muchin Rosenman UK LLP, has a broad range of experience in the regulation of financial products and financial markets, and frequently provides regulatory and compliance advice to trading venues, clearing houses and buy-side firms active in the over-the-counter (OTC) derivatives, futures and securities markets. He is actively involved in advising clients on the implementation of MiFID 2 and MiFIR in the European Union as well as the international reach of US financial services regulation. He also has significant experience with structuring and documentation relating to OTC derivatives and structured products.

Prior to joining Katten, Nathaniel was a member of the US Regulatory and the Derivatives and Structured Finance practices at Allen & Overy LLP. 

Shown below is a selection of Nathaniel’s engagements.


Legal 500 - UK Individual, 2012, 2014–2015
HFM European Hedge Fund Services Award, 2015
January 1, 2013
"The Futurization Equation," Capital Markets Law Journal
May 1, 2012
"Dodd-Frank and the Swap Clearing Requirement: The Effect on Customer Portfolio Margining Requirements" Futures Industry Association Law
January 1, 2012
"Dodd-Frank Business Conduct and Documentation Standards for Derivatives: The End of Arms-Length Contract Negotiation?" American Bar Association 2012 Derivatives
January 1, 2010
"Derivatives: US Issues," Investment Management Law and Practice, Oxford University Press
December 3, 2009
"The Road Toward Mandatory Registration for Fund Advisers and the Closure of Gaps," Complinet
May 16, 2009
"Hedge Fund Transparency Act: The End of Derivative-Linked Structured Products as We Know Them," Derivatives Week
Corporate & Financial Weekly Digest
August 15, 2013
Presenter | Title VII of the Dodd-Frank Act: Impact on FCA- and PRA-Regulated Institutions, Financial Conduct Authority | London, United Kingdom
August 7, 2013
Presenter | Title VII of the Dodd-Frank Act: Impact on FCA- and PRA-Regulated Institutions, Prudential Regulation Authority | London, United Kingdom
June 1, 2012
Presenter | Extraterritoriality & the Impact of Dodd-Frank & MiFID | IDX International Derivatives Expo | London, United Kingdom
October 27, 2011
Presenter | Business Conduct Standards for Derivatives under Dodd-Frank | FOA Compliance Forum | London, United Kingdom


  • JD, Harvard Law School
  • PhD, University of Cambridge
  • AB, Harvard University, magna cum laude
  • MPHIL, University of Cambridge

Bar Admissions

  • England and Wales
  • New York


2012, 2014–2015
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  • Alternative Investment Management Association US Reforms Working Group
  • American Bar Association
  • Futures Industry Association Futures Law and Compliance Division
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