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Diana Pineda Esteban
Diana Pineda Esteban

Diana Pineda Esteban



Diana has solid experience in energy matters, oil & gas projects, litigation, and dispute resolution.

Over the past years she has focused her legal practice in the development of energy in Mexico; participation in public international bidding rounds for exploration and extraction of hydrocarbons, among other kinds of tenders; advice regarding complex regulatory matters; development and participation in open season tender processes in midstream; negotiation of supply agreements, take-or-pay contracts, logistics services agreements; advice to several marketing companies of all energy commodities; and participate in the defense of the clients’ interests before administrative courts of law.

In 2020, she was elected member of the firm’s Talent Committee, and President of Fundación Gonzalez Calvillo.

Prior to joining the firm, Diana was General Counsel at Silver Fuels, Inc. and Silver Fuels, LLC, a trading firm based in Houston and Mexico City.

Also, her experience includes working as Legal Researcher at the Columbia Center on Sustainable Investment, focused on sustainable foreign investment, in New York, United States.

Before focusing her practice on energy, oil & gas, Diana spent over five years in litigation and dispute resolution arising out of trade, administrative, and constitutional matters.


  • Tesoro Mexico, an affiliate of Marathon (formerly Tesoro Corp.), the largest U.S. oil refiner, in their infrastructure, import, supply and retail sale businesses in Mexico
  • BP Air (a subsidiary of BP) regarding the sale and distribution of its products to the Mexican aviation industry
  • Jaguar Exploración y Producción de Hidrocarburos, in their participation in International Public Bids “Ronda 1.3”, “Ronda 2.2” and “Ronda 2.3”, called by the National Hydrocarbons Commission, and in the process for the awarding of eleven tendered hydrocarbon blocks in Mexico for E&P activities, regulatory work and purchase and sale of hydrocarbons with Pemex Exploracion y Producción
  • Ductos El Peninsular, a joint venture of Hidrosina, PMI Comercio Internacional (a PEMEX subsidiary) and Trafigura, in the development, construction, financing, operation and ownership of a 350km pipeline project and related storage facilities for transportation of gasoline, diesel and lubricants in the Yucatán Peninsula
  • Gas y Petroquimica de Occidente, a subsidiary of Proman AG, in its negotiation of gas supply contracts with CFEnergia and CFE International, for the purchase and sale of natural gas under the North American Energy Standard Board (NAESB) model contract and the transportation of the molecule from Texas to Sinaloa, Mexico
  • MODEC, Inc. in the project development, regulatory and permitting advice, for the operation of the first floating production storage and offloading unit (FPSO) providing services to a private E&P producer, Eni Mexico

Awards & Recognitions

Outstanding Contribution to Diversity & Inclusion Award for Mexico in the Chambers Diversity & Inclusion Latin America Awards 2020

Energy & Natural Resources ranked lawyer, Chambers and Partners Global and Latin America Guides

Energy and Natural Resources next generation partners, The Legal 500

Energy recognized lawyer, Best Lawyers


Professor of Energy Law at the Universidad Iberoamericana, Mexico City, Mexico

She has been an invited lecturer at the Escuela Libre de Derecho (Civil Law) and the Universidad Anáhuac Mexico Norte (Administrative Law), Mexico

Law Professor of Obligations I (Civil Law) at the Universidad Iberoamericana, Mexico City, Mexico (2014–2017)


Master of Science (M.Sc.) in Negotiation and Conflict Resolution, Columbia University, New York, United States

Postgraduate studies in Civil Law (Obligations) ranked top 5 of the class, Escuela Libre de Derecho, Mexico City, Mexico

Professional Legal English studies, Columbia University, New York, United States

International Law Program, Universidad Pontificia de Comillas (ICADE), Madrid, Spain

Law degree (J.D. equivalent), recognized with academic excellence, Universidad Anáhuac México Norte, Mexico


Voz Experta

Women’s Energy Network

Abogadas MX

Comité de Diversidad & Inclusión de la AmCham

Publications & Collaborations

  • 71st Annual Oil & Gas Conference 2020, as speaker in the panel “Recent E&P Developments in Brazil, and Mexico - Can They Compete with U.S. Shale?”
  • Oil and Gas Alliance virtual expo as speaker, “Oil prices collapse. Crisis in the Mexican Oil Industry: How to Face this crisis in Mexico?”, Mexico 2020
  • Article “New Regulations Bolster CFE, Put Independent Renewable Power Projects in Limbo”, co-authored with Nathan Santamaria and Carlos Moran, published by Kirkland & Ellis 2020
  • Fuel Markets Annual Conference organized by the Mexican Bar Association, as speaker in the panel, Mexico City, Mexico 2020
  • 1st González Calvillo Webinar, “GC Connect: Let's talk about natural gas imports", as speaker in the panel, Mexico 2020
  • Oil & Gas Regulation Guide, Mexico Chapter for 2020 and 2019 edition, published by the International Comparative Legal Guides (ICLG) Read more
  • Energy Business Forum (Encuentro Internacional de Energía) as speaker in the panel Regulation of the Mexican Energy Sector, Mexico City, Mexico 2018
  • King & Spalding Energy Forum as speaker in the panel Implementing Energy Infrastructure Projects, Houston, Texas, 2018
  • Latin Lawyer 9th Annual Oil & Gas Conference, as speaker in the panel Upstream Update: Where Are We Now?, Mexico City, Mexico 2018
  • Latin Lawyer 8th Annual Oil & Gas Conference, as speaker in the panel What does the Trump administration mean for the energy sector in Latin America?, Mexico City, Mexico 2017
  • Latin Lawyer 7th Annual Oil & Gas Conference, as speaker in the panel Energy reform in Mexico – Where do we stand with our regulatory framework?, Mexico City, Mexico 2016
  • Article Mexico’s newly-elected president: potential implications, Financier Worldwide 2018
  • Article The alleged transition from partners to neighbours - US and Mexico, Financier Worldwide 2017
  • International Mediation Guide, Second Edition, Clifford Chance
  • Energy Disputes Compared Guide published by Getting The Deal Through, Editions 2016 & 2017


Spanish – English