Efrén del Olmo

Roberto is partner of TC&L and specialist in the tax law team of the firm. Through his career, Roberto has developed his practice in the fields of strategic tax control (as former tax official), as well as in the fields of tax advisory, tax planning and estate planning, both national and internationally; transfer pricing and intercompany transactions; tax consequences of corporate restructures, and tax litigation, among others. Roberto holds a degree in Law from the “Universidad de ...

Luis Schmidt joined OLIVARES in 1991, became a partner in 1995, and has almost 40 years of legal experience, with a specialization in copyright in the business of entertainment and culture. He has represented the world’s leading companies in the music, film, television, book publishing, fine art, design, folklore, and software. Mr. Schmidt is head of the firm’s entertainment group, which handles matters pertaining to copyright law and related IP rights, as well as the full range o...

Sofía Gómez is a Labour & Employment lawyer with over 15 years of experience, advising national and multinational companies on complex workplace matters in Mexico. She is a Partner and leads the firm’s labour practice, providing strategic, business-oriented counsel that goes beyond legal compliance and supports broader organizational decision-making. She is known for building trusted, long-term relationships with clients, often acting as a key advisor not only on emplo...

Eugenio Grageda Nuñez is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Eugenio practices law in Mexico City, Mexico Best Lawyers has recognized Eugenio Grageda Nuñez since 2020. 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 Eugenio Grageda Nuñez is held by other lawyers.

José Alberto Núñez González is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. José Alberto practices law in Mexico City, Mexico Best Lawyers has recognized José Alberto Núñez González since 2023. 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 José Alberto Núñez González is held by other lawyers.

Ana Vargas is a co-founding Managing Partner of IBERBRAND® . She manages the firm’s Litigation and International Trademark Departments. Ana has been practicing IP Law for over 20 years, working in different areas, including prosecution, maintenance, copyright, and a particular specialization in litigation practice for over 13 years. She is a skilled negotiator who relies on her portfolio management experience and as a sharp litigator. Ana takes care of clients in the litigation and ...

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...

Diego Ruiz Durán is a criminal lawyer by the Escuela Libre de Derecho, he also has a Master's Degree in Criminology and Criminal Justice from Oxford University. In 2001 he began his professional career under the tutelage of the renowned criminal lawyer José Luis Nassar, who years later encouraged him to open his own firm, Bufete Ruiz Durán. He has been a professor at the Escuela Libre de Derecho. He has also studied at the Universities of Cambridge, Harvard and Massachuse...

Luis Monsalvo Valderrama is a lawyer recognized by Best Lawyers in the practice areas of Employee Benefits Law and Labor and Employment Law. Luis Monsalvo practices law in Mexico City, Mexico Best Lawyers has recognized Luis Monsalvo Valderrama since 2023. 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 Luis Monsalvo Valderrama is held by other lawyers.

Nelson Guerrero Robles is partner at Marván, González Graf y González Larrazolo, a leading Labor & Employment law firm in Mexico with offices in Mexico City, Guadalajara and Michoacán. His practice focuses both on transactional work, labor consulting, collective bargaining and complex dispute resolution, with a special focus on the implementation of strategies in union conflicts and regulation of outsourcing. He is the lead partner for some of the largest clien...