Department profile
Pérez Bustamante & Ponce

Competition/Antitrust

Latin America Guide 2026 : Ecuador

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Pérez Bustamante & Ponce

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About

Provided by Pérez Bustamante & Ponce

Our industry-focused Competition/Antitrust practice provides expert advice to Ecuadorian and international companies in highly specialized sectors including airlines, telecommunications, banking, retail, pharma and agrochemicals.

We provide advice and counsel in connection with:

  • Local and regional investigations by antitrust authorities of alleged anticompetitive conduct, such as:
    • abuse of dominance
    • cartels
    • state aid
    • unfair competition
  • Merger control reviews of operations between:
    • Ecuadorian companies;
    • cross-border transactions reported simultaneously in several countries;
    • transactions involving regulated industries that require coordination with regulatory authorities.
  • Competition litigation in local courts and proceedings and relationships with local antitrust authorities, including cease and desist and leniency agreements.
  • Developing and implementing antitrust compliance programs that are tailor-made for each particular industry with risk profiles of our clients’ activities.

Chambers Review

Provided by Chambers

Competition/Antitrust - Ecuador

Band 1

What the Team is Known For

PBP Pérez Bustamante & Ponce is a full-service, top-tier firm with a stellar reputation in the competition arena. It is skilled at representing clients in high-profile investigations concerning alleged abuse of dominant position and cartel activity. The practice group is frequently called upon to support the firm's M&A practice in handling significant merger control filings. Pérez Bustamante & Ponce also has experience assisting clients with investigations relating to restrictive practices, data privacy and trade secrets. The law firm's client roster includes blue-chip clients from the technology, telecommunications and aviation industries.

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Work Highlights

Provided by Chambers

  • PBP Pérez Bustamante & Ponce performed a detailed review of a transaction for Fresenius, one of the world´s leading medical care providers, focusing on analysing the implications from a competition law perspective.

Strengths

Provided by Chambers

  • PBP Pérez Bustamante & Ponce's team know very well the ups and downs of Ecuador, what can or cannot be done, and more importantly, what to expect from each authority.

    Competition/Antitrust respondentLatin America

  • The PBP Pérez Bustamante & Ponce team has technical capacity, strategic vision, speed and clarity in response. We see it as number one in Ecuador.

    Competition/Antitrust respondentLatin America

Notable Practitioners

Provided by Chambers

  • Diego Pérez-Ordóñez
    Diego Pérez-Ordóñez

    Diego Pérez-Ordóñez

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

    • Diego Pérez-Ordóñez is an incredible lawyer who is very trustworthy, responds within minutes and is super attentive.

      Competition/Antitrust respondentLatin America

    • Diego Pérez-Ordóñez has been our quarterback for many issues. He's very experienced, insightful and understanding.

      Competition/Antitrust respondentLatin America
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  • Mario Navarrete-Serrano
    Mario Navarrete-Serrano

    Mario Navarrete-Serrano

    Up-and-coming partner Mario Navarrete-Serrano elicits outstanding plaudits from clients for his remarkable activity in Ecuador's competition and antitrust field.

    • Mario Navarrete-Serrano is a highly technical lawyer who understands competition law, not only its legal aspect but also the economics. His answers are always helpful and he is always available.

      Competition/Antitrust respondentLatin America
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Ranked Individuals at Pérez Bustamante & Ponce (2)

Ecuador

Members

Provided by Pérez Bustamante & Ponce

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