Marco Antonio Najera Martinez



Marco Najera Martinez is a recognized go-to transactional and regulatory lawyer representing global companies doing business in Mexico. With particular experience in the Mexico antitrust laws, he represents Fortune 500 corporations, as well as Mexico companies, in this highly specialized area. Marco’s clients comprise many sectors, including financial services, insurance, energy, health care, and real estate, and they rely on him for mergers and acquisitions, as well as a full range of corporate, project financing, compliance, anti-corruption, consumer protection, product safety, data privacy and various regulatory matters.

Marco advises foreign and Mexican corporations in various matters relating to economic competition and antitrust in Mexico, including:

  • Merger control and concentrations
  • Transactional & compliance antitrust advice
  • Cartels
  • Abuse of dominance
  • Essential inputs and barriers to competition
  • Notifications, investigations, public bids, dawn raids and consultations with the Mexican Antitrust Commission
  • Antitrust litigation

Marco has a deep understanding of Mexico’s important financial, legal, insurance, and labor reforms and helps his clients take advantage of the increasing opportunities available to them. He sees growing demand in the health care arena – hospitals, food and beverage companies that are regulated by Mexico health laws, and nutritional supplements and pharmaceutical companies. 

Fluent in Spanish and English, with knowledge of basic French, Marco’s specific experience includes:

  • Health regulatory advice, including representation of health institutions and pharmaceutical companies in a wide range of transactions and licenses regulated by health laws in Mexico.
  • Negotiation and preparation of transactional agreements, including acquisitions, mergers, and restructurings of major international companies; financial transactions including credit, secured transactions, transfers of financial portfolio, lease, financial lease and purchase-lease-back, among others.
  • Federal regulatory advice, with strong emphasis in financial matters, including obtaining of authorizations from Mexican financial authorities to set up international financial affiliates and merge regulated financial entities.
  • Providing antitrust advice and defense, as well as notifications and other procedures with the Mexican Antitrust Commission.
  • Real estate transactions, with special emphasis on beach-restricted areas for hotel, resort and residential purposes involving trust structures, lease, construction and financing.

Professional Affiliations

  • Member, Mexican Bar Association
  • Member, Ilustre y Nacional Colegio de Abogados

Honors & Awards

  • Recognized, The Best Lawyers in Mexico (Steven Naifeh & Gregory White Smith eds., Woodward/White Inc.)
    • Tax Law (2020)
  • Antitrust & Competition Lawyer of the Year - Mexico, Lawyer Monthly (2017)
  • Recognized, Latin American Corporate Counsel Association
    • Antitrust (2017, 2018, 2019, 2020)
  • Recognized, The Legal 500 Latin America
    • Competition and Antitrust (2012, 2013)
    • Insurance (2012, 2013, 2017)
  • Recognized, Chambers Latin America: Latin America’s Leading Lawyers for Business
    • Insurance (Mexico) (2012-2015)
  • Recognized, Chambers Latin America: Latin America’s Leading Lawyers for Business
    • Competition/Antitrust [Mexico] (2011-2015)


  • J.D., Instituto Tecnológico Autónomo de México, (1997), with honors
  • LL.M., Escuela Libre de Derecho, (2000)
    • equivalent studies


  • Spanish
  • English


  • Co-author, “Doing Business in Mexico,” 2019 Foley Automotive White Paper (January 23, 2019)