Marcia Santomé Sánchez

María Leticia Montero joined Villar Abogados in 2010, as specialist area of Labor Law, defending and representing national and international companies in individual labor procedures, in union negotiations such as the revision of Internal Labor Regulations, Collective Bargaining Agreements, wage tabulations, codes of conduct and ethics and in general, documents for safeguarding client’s interests. She was born in Argentina and it was there where she attended university and began h...

Aldo Ocampo Main Partner Aldo Ocampo is a highly experienced solicitor with over 35 years of experience in insurance and reinsurance law in Mexico. He is a senior partner at the firm and is recognised for his strategic advice to insurers and reinsurers, as well as his involvement in the resolution of complex, high-impact disputes and litigation. Since joining the firm in 1991, he has led the advisory services for insurers, reinsurers and companies in key sectors in some of the most significan...

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...

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-,...

Alfredo heads the firm’s Labor, Social Security and Immigration practice group. He advises local and foreign clients in complex labor and employment matters, including union negotiations, planning for new and existing investments in efficient labor structures, executive transfers and terminations, social security and compensation matters, formation and implementation of pension plans, equity compensation programs, and flexible benefit plans. Alfredo also advises clients on labor matters...

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.

Carlos Freaner’s practice focuses on real estate, commercial finance and business transactions in Mexico, particularly real estate investment, development and leasing, secured lending, M&A, joint ventures and corporate counseling. Carlos regularly represents U.S. and Mexico-based developers, builders, hospitality groups, manufacturers and investment firms on a variety of ventures across Mexico. Carlos was born and raised in Mexico. He obtained his law degree (J.D. equivalent) from t...

Intellectual Property specialist and lead of the Copyright department, he has more than 11 years of experience providing services such as the registration of works, reservations of rights for the exclusive use, protection of related rights, application for ISBN and ISSN numbers, right of publicity and image rights specialist, development of contracts and agreements, application for certificates of legality of title and content, and dispute resolution cases. Likewise, providing legal services ...

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...

Guillermo Sánchez Chao is a top attorney recognized by Best Lawyers in the practice area(s) of Customs and Excise Law, International Trade and Finance Law, Tax Law and Trade Law. Guillermo, who practices law in Mexico City, Mexico, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guillermo is held by other top lawyers in the same geographic and legal practice area.