Mercedes Pérez Vasconcelos

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...

Adrián Gay Lasa is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Capital Markets Law, Real Estate Law and Venture Capital Law. Adrián, 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 Adrián is held by other top lawyers in the same geographic and legal practice area.

Associate of Uhthoff in Mexico since 2012, where he is part of the Litigation Department. Oliver focuses on litigation of trademarks and copyrights and its enforcement, as well as anti-counterfeiting issues before the FGR and Mexican Customs. Also, he is active on domain name disputes and counseling to multinational companies.

Mr. Hurtado is a partner of Jáuregui y Del Valle, S.C., and specializes in international trade (including antidumping and countervailing duties regulations), customs law, antitrust, corporate law, commercial law and foreign investment regulations. Mr. Hurtado is a member of the Mexican Bar Association, the American Bar Association and the National Association of Corporate Counsel (ANADE); Chairman of the Committee of Trade and Logistics of the American Chamber of Commerce of Mexico; Vi...

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.

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.

Sergio Olivares, Sr. joined OLIVARES in 1987 and today leads the firm with strength and a commitment to transparency, client satisfaction, and personal service. He has been a partner since 1994 and Chairman of the Management Committee since 2009. Mr. Olivares’ breadth of experience is extensive; he is skilled in the prosecution and litigation of intellectual property rights, including trademarks, copyrights, patents, and unfair competition. He is proficient across all areas of intellect...

Renata Buerón is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Privacy and Data Security Law. Renata, 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 Renata is held by other top lawyers in the same geographic and legal practice area.

PRACTICE AREAS Human Capital, Tax Consulting & Litigation and Inmigration ASSOCIATIONS AND PUBLICATIONS National Association of Corporate Counsel (ANADE); Former Chair of the Tax Committee. International Fiscal Association (IFA). Mexican Bar Association (Barra Mexicana, Colegio de Abogados). Association of Mexican Public Accountants (Colegio de Contadores Públicos de Mexico); International Tax Committee. Mexican-Brazilian Chamber of Commerce (CAMEBRA); Board Member. Mexican-French ...

José Raz Guzmán is Co-Chair of the firm's Latin America Practice and the Managing Shareholder of the Mexico City office, where his practice focuses on financial and M&A transactions. He works with issuers, underwriters and investors in public and private offerings of equity, debt, structured instruments, Fibras, CKDs and securitizations.