Ari D MacKinnon

Practice Areas

Ari D. MacKinnon’s practice focuses on international arbitration in Latin America, with a particular emphasis on matters relating to the oil & gas, mining and infrastructure sectors, as well as ESG- and corruption-related issues.

Ari has successfully represented a number of major Latin American oil and gas, energy, infrastructure, and pulp and paper companies, as well as other clients in disputes in the region. He speaks regularly in Latin America on topics related to arbitration and crisis management. Ari has experience conducting arbitrations in both English and Spanish.

Career

Ari joined the firm in 2009 and became a partner in 2015. J.D., New York University School of Law (2006); M.A., Middlebury College (2006); B.A., Grinnell College (2002).

Professional Memberships

Member, New York Bar.

Member, Program Committee, New York International Arbitration Center.

Publications

Commercial Arbitration: Brazil

Global Arbitration Review, March 28th, 2023

Ari MacKinnon, Pedro Martini, Katie Gonzalez and Gustavo Vaughn wrote an article titled "Commercial Arbitration: Brazil", which was published by the Global Arbitration Review.

ESG-Related Disputes in Latin America: The Evolution of the Litigation and Arbitration Landscape

Latin Lawyer, December 16, 2022

Ari MacKinnon, Katie Gonzalez, and Gustavo Vaughn wrote a chapter titled, “ESG-Related Disputes in Latin America: The Evolution of the Litigation and Arbitration Landscape,” in The Guide to Environmental, Social, and Corporate Governance, which was published by Latin Lawyer.

Amended ICSID Arbitration Rules Enter Into Force

Association of Corporate Counsel, September 22, 2022

An alert memo by Christopher Moore, Ari MacKinnon, Ferdinando Emanuele, Laurie Achtouk-Spivak, Sarah Schröder, Robert Garden, and Alberto Favro titled, “Amended ICSID Arbitration Rules Enter Into Force,” was republished by Association of Corporate Counsel.

Arbitration of Corruption Issues in Latin American Disputes

Latin Lawyer, September 15, 2022

Ari MacKinnon, Katie Gonzalez, Elisa Zavala, and Roberta Mayerle wrote an article titled, “Arbitration of Corruption Issues in Latin American Disputes,” which was published by Latin Lawyer.

2nd Circ. Ruling Offers Clarity for Annulled Arbitral Awards

Law360, July 20, 2022

Ari MacKinnon, Katie Gonzalez, and Maria Manghi wrote an article titled, “2nd Circ. Ruling Offers Clarity for Annulled Arbitral Awards,” which was published by Law360.