Diego

Diego

Pérez-Ordoñez

Partner

Competition / Antitrust, Corporate, Mergers and Acquisitions

Diego

Diego heads our Mergers & Acquisitions and Competition departments, advising clients on domestic and international transactions and other sophisticated corporate matters in Ecuador

Diego focuses on mergers and acquisitions and competition matters. In the field of M&A he represents strategic buyers, sellers, investment banks and investment funds in international transactions, acquisitions, joint ventures, asset acquisition, share purchase agreements (SPAs), shareholder’s agreements (SHAs), due diligence processes, closing of transactions and other complex corporate matters.

He is also experienced in competition control of mergers and acquisitions and in regulatory aspects of the area.

Languages

Spanish

English

Admissions

Ecuador

Pérez Bustamante & Ponce (2000 – present)

Professor of Political Law, School of Law, Universidad San Francisco de Quito, Ecuador (1999 – present)

Professor of Constitutional Law, School of Law, Universidad San Francisco de Quito, Ecuador (1999 – present)

Member, Instituto Iberoamericano de Derecho Constitucional (2017 – present)

Editor, luris Dictio magazine (1999 – 2013)

Pontificia Universidad Católica del Ecuador, Quito (Doctor of Jurisprudence, 1996)

London School of Economics, U.K. (Diploma in Microeconomics, 1990)

Universidad de Salamanca, Spain (Graduate Studies in Political Science, 2000)

Chambers Latin America 2025 (Competition & Antitrust)

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"Stellar partner Diego Pérez-Ordóñez continues to hold a leading position in Ecuador's competition and antitrust spheres."

Chambers Latin America 2025 (Corporate/Commercial)

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"Distinguished practitioner Diego Pérez-Ordóñez benefits from extensive experience in the Ecuadorian market, notably in M&A transactions and antitrust matters with cross-border implications."

Chambers Latin America 2024 (Competition & Antitrust)

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Stellar partner Diego Pérez-Ordóñez continues to hold a leading position in Ecuador's competition and antitrust spheres. He is experienced assisting both national and international clients hailing from the utilities, oil and gas, and food and beverages industries.

The Legal 500, 2024 (Competition and antitrust; Corporate and M&A)

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"Leading Individual"

The Legal 500, 2024 (Real Estate)

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"Recommended"

IFLR1000, 2023

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“Highly Regarded”

Chambers Latin America 2023 (Competition & Antitrust)

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Stellar partner Diego Pérez-Ordóñez continues to hold a leading position in Ecuador's competition and antitrust spheres.

“Diego Pérez-Ordóñez offers an outstanding level of service. His ability to handle complex and sophisticated matters is strong.”

Chambers Latin America 2023 (Corporate / Commercial)

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Distinguished practitioner Diego Pérez-Ordóñez benefits from extensive experience in the Ecuadorian market, notably in M&A transactions and antitrust matters with cross-border implications.

"Diego Pérez-Ordóñez is knowledgeable and provides great advice to support our business." "Diego replies promptly to our questions, and his advice is of great quality."

The Legal 500, 2023 (Corporate and M&A)

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"Leading Individual"

The Legal 500, 2023 (Competition and antitrust)

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"Leading Individual"

Chambers Latin America 2022 (Competition & Antitrust)

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Top-tier partner Diego Pérez-Ordóñez comes highly recommended by a client, who enthuses: “He is a lawyer with extensive skills in competition matters, investigations and sanctions. He always gives advice that is clear and needed for the business.” Another interviewee describes him as a “seasoned partner,” also adding: “He has a great ability to produce high-quality work and is the leading lawyer in Ecuador’s competition arena.”

Chambers Latin America 2022 (Corporate / Commercial)

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Market-leading partner Diego Pérez-Ordóñez benefits from extensive experience advising clients on cross-border M&A transactions. A source describes him as “an excellent and very responsible lawyer,” adding: “He provided a high-quality service and timely advice.” Another interviewee appreciates that he “was able to identify all the risks in our transaction and transmit them clearly.” Diego Pérez-Ordóñez is well placed to represent buyers, sellers and investment funds in the structuring of joint ventures, as well as the negotiation of SPAs.

The Legal 500, 2021 (Corporate and M&A)

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M&A specialist Diego Pérez-Ordoñez leads the broader corporate team, and advises a range of high-profile foreign and domestic companies on their transactions.

Chambers Latin America 2021 (Competition & Antitrust)

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Department co-head Diego Pérez-Ordóñez remains a revered figure in Ecuador’s antitrust sphere. He comes highly recommended by clients and peers alike, with one reporting: “He is a great competition lawyer and someone I consider to be at the top of his game.” They go on to describe him as an “eminent figure in the Ecuadorian legal market.” Another source enthuses: “He is a brilliant lawyer with a high-level competition practice and very good business acumen.”

Chambers Latin America 2021 (Corporate & Commercial)

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Market-leading partner Diego Pérez-Ordóñez is “a top-level practitioner with an unmatched knowledge in the field,” according to a client, who goes on to add: “He is an extremely experienced lawyer with high-quality advice.” A different interviewee enthuses: “He is remarkably active in the M&A arena and is a world-class corporate lawyer.” He regularly represents strategic buyers, sellers and investment funds in high-profile cross-border transactions including M&A, joint ventures and SPAs.

Chambers Latin America 2021 (Real Estate)

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Diego Pérez-Ordóñez maintains a strong practice arranging, negotiating and implementing corporate structures for real estate projects and land developments. He is also well placed to advise international clients on their incorporation in Ecuador, assisting with the negotiation and execution of long-term lease and concession agreements. An interviewee describes him as “a versatile lawyer.”

Chambers Latin America 2020 (Corporate & Commercial)

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Experienced practitioner and co-head of department Diego Pérez-Ordóñez comes highly recommended in the market, with a client highlighting: “Diego is very responsive, diligent and personable,” and adding that “he can explain complex matters to clients who aren’t familiar with legal jargon.” Pérez-Ordóñez regularly assists multinational clients acquiring assets in Ecuador.

Chambers Latin America 2020 (Competition & Antitrust)

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Co-head of the department Diego Pérez-Ordóñez garners praise from clients, with one stating: “Diego sets out the strategic and global decisions,” while another enthuses: “He has made valuable contributions to various cases and consultations thanks to his vast experience, negotiation techniques and knowledge of the country’s regulations.”

Chambers Latin America 2020 (Real Estate)

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The “experienced and knowledgeable” Diego Pérez-Ordóñez is frequently instructed by clients to advise on construction projects, as well as the negotiation and implementation of long-term lease and concession agreements.

LACCA 2020 (Corporate / M&A)

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LACCA Approved

The Legal 500, 2019 (Corporate & M&A)

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“Leading individual”

The Legal 500, 2019 (Real Estate, Competition & Antitrust)

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“Recommended lawyer”

Chambers Latin America 2019 (Corporate and Commercial)

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“Department co-head Diego Pérez-Ordóñez is endorsed by clients as an “excellent and very diligent” practitioner. His expertise spans M&A and he is particularly well versed in tender offers and share purchase agreements. He also has a notable practice representing multinational banks and investment funds”

Chambers Latin America 2019 (Infrastructure and Real Estate)

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“Diego Pérez-Ordóñez co-heads the department and is recognized by market onlookers as “active in project finance and M&A related to the real estate area”

Chambers Latin America 2019 (Competition and Antitrust)

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“Co-head of department Diego Pérez-Ordóñez is lauded as “an antitrust expert” by clients, who elaborate: “He’s extremely responsive, and his service is coupled with excellent advice that’s clear, focused and practical.” Merger control and regulatory compliance are his particular areas of focus”

Ecuador Bar Association

International Bar Association

The Merger Control Review, United Kingdom:

Law Business Research, tenth edition, chapter 15, 2019.

The Merger Control Review, United Kingdom:

Law Business Research, ninth edition, chapter 9, 2018.

The Mergers and Acquisitions Review, United Kingdom:

Law Business Research, eight edition, chapter 20, 2014.

The Merger Control Review, United Kingdom:

Law Business Research, fifth edition, chapter 9, 2014.

The Mergers and Acquisitions Review, United Kingdom:

Law Business Research, seventh edition, chapter 22, 2013.

The Merger Control Review, United Kingdom:

Law Business Research, fourth edition, chapter 11, 2013.

Related Posts
Diego Pérez-Ordoñez

The Merger Control Review 2022

Our Partner Diego Pérez Ordóñez, and Senior Associate Mario Navarrete Serrano members of our Competition team, have authored the Ecuador Chapter of The Merger Control Review – Edition 13 published by The Law Reviews (TLR).

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Latin Lawyer Guide to Mergers & Acquisitions

PBP is honored to be part of the second edition of the “Latin Lawyer Guide to Mergers & Acquisitions” and to have teamed up with recognized firms across Latin America.

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The Merger Control Review 2021

Our Partner Diego Pérez Ordóñez, and Senior Associate Mario Navarrete Serrano members of our Competition team, have authored the Ecuador Chapter of The Merger Control Review – Twelfth Edition published by The Law Reviews (TLR).

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The Guide to Mergers and Acquisitions

Partner, Diego Pérez-Ordóñez, is the author of the chapter “Due Diligence: A Practical Guide to Deals Involving Latin American Targets” published in The Guide to Mergers and Acquisitions by Latin Lawyer.

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Price Controls and Competition Law during COVID-19 in Latin America

Diego Pérez Ordóñez and Mario Navarrete, members of PBP’s Competition team, have written the Ecuador chapter for the publication “Price Controls and Competition Law during COVID-19 in Latin America”.

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The Merger Control Review 2019

Diego Pérez Ordóñez, Luis Marín Tobar y Mario Navarrete Serrano of our competition team are the authors of the Ecuador’s chapter of The Merger Control Review 2019 published by Law Business Research.

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