Anthony Mansfield
Partner
Washington, D.C.

Anthony Mansfield
Partner
Washington, D.C.
Contact details
Anthony Mansfield is a member of the investigations and litigation practice. He focuses his practice on commodities, securities and related derivatives litigation, complex commercial litigation and regulatory/enforcement matters. His representations include regulatory advice, compliance, enforcement and litigation matters involving the Commodity Futures Trading Commission (CFTC), the Federal Trade Commission, the Federal Energy Regulatory Commission (FERC), other federal and state regulatory agencies, the UK Financial Conduct Authority and the European Commission. He represents a broad range of market participants, including financial institutions, major oil companies, global trading companies, hedge funds, energy marketers, futures commission merchants and exchanges.
He is also a former member of the CFTC’s Energy and Environmental Markets Advisory Committee, and the Law & Compliance Executive Committee of the Futures Industry Association.
Tony has been recognized by Chambers USA as a stand out in this area. He has also been chosen by his peers for inclusion in The Best Lawyers in America four consecutive years for his high caliber of work in derivatives and futures law, and has been honored by The Legal 500 United States as a leader in energy law and securities litigation. A frequent speaker and author, he has written on commodities and derivatives legal issues.
Qualifications
Professional
U.S. Court of Appeals, 1st Circuit
U.S. District Court, District of Massachusetts
U.S. Supreme Court
Commonwealth of Massachusetts
District of Columbia
Academic
J.D., cum laude, Vermont Law School
M.S.L., cum laude, Vermont Law School
B.A., cum laude, Bowdoin College
Related articles

Blog Post: 03 July 2023
Help Wanted: CFTC invites whistleblowers to look for fraud and manipulation in the carbon markets
The U.S. Commodity Futures Trading Commission’s (CFTC) Whistleblower Office took the unusual step of inviting market participants to look for and submit tips related to fraud, manipulation, and other…
Publications: 26 October 2020
U.S. Commodity Futures Trading Commission issues final position limits rule
Publications: 24 April 2020
Covid-19 coronavirus: an overview of U.S. federal legislation phase 4

Qualifications
Professional
U.S. Court of Appeals, 1st Circuit
U.S. District Court, District of Massachusetts
U.S. Supreme Court
Commonwealth of Massachusetts
District of Columbia
Academic
J.D., cum laude, Vermont Law School
M.S.L., cum laude, Vermont Law School
B.A., cum laude, Bowdoin College
Fraudulent emails
Please note there is a known fraud/scam currently using the Allen & Overy brand and Anthony Mansfield's name.
More information on fraud using the Allen & Overy brand can be found here.
Please contact inhouselegal@allenovery.com if you have been targeted.
Published work
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"Crypto-tunities: Transaction strategies in the challenging crypto markets", Allen & Overy update, July 13, 2022
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"Insider Trading Enforcement Intensifies Across Markets and Regulators", New York Law Journal, Vol. 261-No. 18 (Jan. 28, 2019), with Eugene Ingoglia and Chelsea Pizzola
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"Commodity Futures Trading Commission Enforcement", Global Competition Review: The Guide to Energy Market Manipulation (March 2018)
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"Data Privacy & Transfer in Investigations," Global Investigations Review (November 3, 2017), with Sara Lenet and Jonathan Flynn
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"Inside the New Forex Market Code of Conduct", Law360 (June 9, 2016), with Gregory Mocek, Jonathan Flynn, and Jorge Pesok
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"Regulators are Widening the Spoofing Net", Law360 (May 26, 2016), with Gregory Mocek, Paul Pantano, and Jonathan Flynn
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"Compliance Departments Must Continue to Evolve as Regulators Refine Their Approach to Spoofing", The National Law Review (May 5, 2016), with Gregory Mocek, Paul Pantano, and Jonathan Flyn