Roger Seroque Salazar

Guillermo has more than twenty years of experience in tax planning, including taxation of corporate restructuring transactions, mergers, acquisitions, and general tax advice, especially for business and multinational groups with operations in Mexico where he provides advice to achieve fiscal efficiency and provide assistance in developing tax policies for ongoing operations. His experience extends to transfer pricing, including the legal analysis of the implementation of policies, documentati...

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...

Before joining Sánchez Devanny, she practiced eight years in Mexico City as a Law Clerk and Associate of an international law firm. She has rendered advice in mergers and acquisitions, business transaction structuring, corporate restructuring, corporate planning, general corporate law, project finance and real estate. She has advised clients in the preparation of contracts and civil and commercial agreements. She has advised clients in the incorporation of all kinds of companies and as...

Gustavo Alcocer manages the Corporate and Commercial Law Group at OLIVARES, advising domestic and foreign businesses and the owners of those businesses on Mexican and cross-border corporate and commercial transactions. He serves as outside general counsel in Mexico to many of his domestic and foreign clients, and also represents emerging and middle-market companies, including closely-held businesses from Mexico, the United States, Canada and Latin America. Mr. Alcocer’s significant expe...

Tania Terrazas Arnaldo is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Tania, who practices law in Mexico City, Mexico, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tania is held by other top lawyers in the same geographic and legal practice area.

Alfonso Gonzalez Torres is a top attorney recognized by Best Lawyers in the practice area(s) of Amparo Law. Alfonso, 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 Alfonso is held by other top lawyers in the same geographic and legal practice area.

Mónica Patricia Pérez Santana is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Mónica Patricia, who practices law in Mexico City, Mexico, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mónica Patricia is held by other top lawyers in the same geographic and legal practice area.

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-,...

Guillermo Treviño’s tasks comprise obtaining protection for our clients of: reserva rights (names of TV programs, printed matter, diffusion via computer networks, names of fiction characters or human characterizations and their features, etc.) recordation of works (drawing, computer programs, photography, audiovisual works, applied art, etc.), in order that third parties do not seek to use such protections in the Copyright field. He deals with negotiations with collecting societi...

PRACTICE AREAS Industrial Creations & Industrial Secrets, Privacy & Data Protection, Intellectual Property and Information Technology. ASSOCIATIONS AND PUBLICATIONS Mexican Bar Association (MBA); Constitutional Law Committee. Mexican Association for the Protection of the Industrial Property (AMPPI). International Trademark Association (INTA). International Association of Privacy Professionals (IAPP). Pharmaceutical Trade Mark Group (PTMG). Has published a good number of articles and e...