Martín López Ortega

Fernando Orrantia Dworak focuses his practice in the real estate, commercial and corporate law aspects of clients participating in diverse industries, including port services, petrochemical, and hospitality services, advising clients in complex international joint venture operations, mergers, acquisition and divestitures of operations and assets, as well as domestic and cross border financing related to his client’s activities. Mr. Orrantia also advises clients in the environmental aspe...

Associate in the trademarks area from June 2015 to present. Tasks performed: She currently works as an attorney in the trademark area, providing advice and performing various procedures for national and foreign clients in the field of distinctive signs in Mexico and around the world, such as filing applications, searches, assignments of rights, registration of licenses, negotiation of consent documents, responses to official actions, provisional refusals, famous and notorious trademarks, and ...

Lawyer graduated from the Universidad Anáhuac México, with a specialization in Commercial Insolvency from the Escuela Libre de Derecho. For more than 14 years he has developed a recognized trajectory in the practice of law, especially in civil and commercial disputes, as well as the application of alternative dispute resolution methods. His professional practice is characterized by a results-oriented approach and the generation of value for his clients. Jaime provides legal cert...

Mario Mejía Kargl joined Mejía Guízar y Kargl in 2009 (where he is currently a partner), having previously worked at Basham, Ringe y Correa and Hamdan, Manzanero y Asociados. His experience of more than 24 years has always been in administrative law with high specialization in public sector procurement and health law. His professional practice includes intervention in the main public procurement procedures in the country in various sectors (health -medicines and devices-,...

David Zamores is a lawyer recognized by Best Lawyers in the practice area of Intellectual Property Law. David practices law in Mexico City, Mexico Best Lawyers has recognized David Zamores since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which David Zamores is held by other lawyers.

Mónica Patricia Pérez Santana is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Mónica Patricia practices law in Mexico City, Mexico Best Lawyers has recognized Mónica Patricia Pérez Santana since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Mónica Patricia Pérez Santana is held by other lawyers.

Paulina, appointed as partner as of January 1, 2026 at Marván, González Graf y González Larrazolo is a specialist in employment law, advising clients on the employment aspects of corporate and commercial transactions, start-up operations, reductions in force, and transfers of personnel. Her practice focuses on the prevention of employment litigation through the development and implementation of workplace policies and tailored HR training programs. She also conducts employ...

Victor Ramírez is co-leader of OLIVARES’ trademark practice group, focusing chiefly on counseling, negotiating and prosecuting Industrial Property disputes (nullity, caducity and infringement proceedings) before the Mexican Patent and Trademark Office (IMPI). Victor Ramírez is co-leader of OLIVARES’ trademark practice group, focusing chiefly on counseling, negotiating and prosecuting Industrial Property disputes (nullity, caducity and infringement proceedings) before...

Abel is the Managing Partner for our Querétaro Office. He specializes in international tax planning, both for companies and individuals. Consulting for individuals includes advice for high net worth and ultra-high networth families regarding issues such as pre-migration tax planning to other countries, design of international patrimonial structures that incorporate corporate-family governance protocols and orderly inheritance transmission, as well as as planning regarding inheritance t...

PRACTICE AREAS Economic competition and corporate. ASSOCIATIONS AND PUBLICATIONS International Bar Association (IBA); Antitrust Committee. American Bar Association (ABA). “Economic Competition: Theory and Practice” Editorial Porrúa (2004); one of the few Mexican books on the subject. ACADEMIC AND PROFESSIONAL EXPERIENCE Lecturer on antitrust law at Universidad Panamericana and Universidad Anáhuac. Advises national and international clients on all areas of competition...