Francisco Fernández Cueto

Sergio Olivares, Sr. joined OLIVARES in 1987 and today leads the firm with strength and a commitment to transparency, client satisfaction, and personal service. He has been a partner since 1994 and Chairman of the Management Committee since 2009. Mr. Olivares’ breadth of experience is extensive; he is skilled in the prosecution and litigation of intellectual property rights, including trademarks, copyrights, patents, and unfair competition. He is proficient across all areas of intellect...

Carlos A. Ochoa Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law, Energy Law and Project Finance and Development Practice. Carlos A., who practices law in Mexico City, Mexico, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carlos A. is held by other top lawyers in the same geographic and legal practice area.

Marco Cannizzo is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law, Project Finance and Development Practice and Real Estate Law. Marco, who practices law in Mexico City, Mexico, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marco is held by other top lawyers in the same geographic and legal practice area.

Carlos E. Martínez Betanzos is counsel in the Mexico City office and member of the firm’s Arbitration and Dispute Resolution practice. Carlos focuses his practice on major international arbitrations (commercial and investor-state), cross-border litigation proceedings, as well as international law matters. He also advises clients in connection with anticorruption regulations, compliance programs and investigations in Mexico Latin America. He handles matters for entities in industr...

Mr. Katz is a trusted advisor for banks, insurers and high profile individuals. His focus is primarily on complex litigation, focused on criminal charges. Ilan obtained his law degree from the Universidad Iberoamericana. With more than 20 years of experience as a criminal litigator, he is an expert in property, banking and public servant crimes, serving as a whistleblower and defender in local and federal jurisdiction. Among the multiple studies carried out by Katz, we would like to emphasize...

PRACTICE AREAS Human Capital, Tax Consulting & Litigation and Inmigration ASSOCIATIONS AND PUBLICATIONS National Association of Corporate Counsel (ANADE); Former Chair of the Tax Committee. International Fiscal Association (IFA). Mexican Bar Association (Barra Mexicana, Colegio de Abogados). Association of Mexican Public Accountants (Colegio de Contadores Públicos de Mexico); International Tax Committee. Mexican-Brazilian Chamber of Commerce (CAMEBRA); Board Member. Mexican-French ...

Juan Carlos Villar focuses on commercial litigation, mediation, arbitration, private and public construction disputes, corporate disputes, international contract negotiation. He is a member of the International Chamber of Commerce (ICC) Institute of World Business Law, the International Bar Association (IBA), and the Young ITA (Institute for Transnational Arbitration at the Center for American and International Law). He served as Coordinator of the Young Arbitrators Committee, Bajío Ch...

Santiago Zubikarai is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Santiago, who practices law in Mexico City, Mexico, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Santiago is held by other top lawyers in the same geographic and legal practice area.

Armando Arenas joined OLIVARES in 2000 and became a partner in January 2017. He has experience working on a range of IP matters, including consulting and litigation on trademark, patent, unfair competition, trade dress protection, and misleading advertising cases before the Mexican Institute of Industrial Property (IMPI), Federal Court of Tax and Administrative Affairs (FCTA), Federal Circuit Courts (FCC) and the Supreme Court of Justice (SCJ) Regulatory Affairs and Public Acquisitions. Arman...

Alfonso heads the Civil and Commercial Litigation and Alternative Dispute Resolution practice and has wide experience representing clients in complex litigation cases before federal and local courts throughout Mexico and handling international arbitration cases in the oil & gas, power generation, manufacturing and automotive industries. Alfonso is also part of the Energy Industry Group, as dispute resolution specialist in that sector. He has ample experience in constitutional remedy (ampa...