Santiago Llano Zapatero

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-,...

Partner with over 25 years of professional experience in Mexico, New York and across Latin America. His practice is multidisciplinary, with a strong focus on cross-border transactions involving banking and finance, securities, corporate law, mergers and acquisitions, private capital and structured financing. He advises multinational companies and financial institutions in complex and strategic operations throughout Mexico and the region. His clients include Fortune 50 and Fortune 500 companie...

Lidia Monsalvo Alvarez is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Lidia Monsalvo, 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 Lidia Monsalvo is held by other top lawyers in the same geographic and legal practice area.

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...

Intellectual Property, Trademark Protection, and Consulting, Litigation and Defense of Patents, and Copyright Julián has been involved in intellectual property law for more than 30 years, dealing with cases related to trademarks, patents, and copyrights. Throughout these years, he has been directly responsible for more than 20,000 cases and processes related to these matters in Mexico and abroad. Graduated in Law from Intercontinental University (1990)In 1999 he became independent and ...

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...

Mariana Gonzalez, partner at Basham, Ringe y Correa, has over 18 years of experience in patent prosecution, IP transactions, and litigation, particularly in the life sciences sector. With degrees in chemistry and law, a master’s in top management, and the Certified Licensing Professional® credential, Mariana offers integrated scientific and legal expertise. A recognized authority on Mexico’s linkage system and data exclusivity, Mariana also has research experience, including a...

Ingrid Ortiz joined OLIVARES in 2011. She studied law at Monterrey Institute of Technology and Advanced Studies (by its acronym in Spanish “ITESM”, Tecnológico de Monterrey) in Mexico City. Ingrid is member of the Life Sciences & Pharmaceutical law at OLIVARES. Her practice is mainly focused on Intellectual Property Litigation, Regulatory and Administrative Litigation; as well as Regulatory and Compliance advisory. Her main areas of practice allow her to interact with t...

Jorge has more than 10 years of legal experience. His practice is primarily focused on national and international corporate tax issues as well as wealth management issues. He has experience in a variety of tax matters, including M&A, corporate restructurings, transfer pricing and legal audits. His experience also comprises tax litigation, as well as the implementation of defense strategies before tax and judicial authorities. Jorge has a candidate of Master of Laws (LL.M.) in Internationa...

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.