Sergio Tomás Martinez Arrieta

Ernesto is the Managing Partner for our Monterrey Office. He heads the Corporate and Project Finance practice group and is a member of the Corporate and M&A practice group and the Financial Institutions and Services group. Ernesto has over 20 years of experience serving as lead or local counsel for international and domestic corporate clients, institutional investors, private equity funds and family-offices. He has extensive experience in middle and upper middle market cross-border transa...

Glafira Mercado is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. Glafira, who practices law in San Pedro Garza García, Mexico, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Glafira is held by other top lawyers in the same geographic and legal practice area.

Tomás Cantú González is a top attorney recognized since 2020 by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. With a career spanning more than 35 years, Tomás is recognized as a leader in the practice of corporate law. He has advised multiple companies on corporate governance, mergers and acquisitions, international transactions, foreign investment and joint ventures. He frequently participates as legal advisor in strategic and...

PRACTICE AREAS Corporate law, foreign investment, real estate, mergers and acquisitions, in-bond manufacturing companies, and energy law. ASSOCIATIONS AND PUBLICATIONS Mexican Bar Association. International Bar Association (IBA). American Bar Association, International Law Section (ABA-SIL); Co-Chair of the Mexican Committee and a Vice-president of the M&A Committee. U.S.-Mexico Bar Association (USMBA); Former Chairman. Lex Mundi; Former Chairman of the Energy and Natural Resources Commit...

He joined Sánchez Devanny in 2007 as part of the Tax practice group. Before joining Sánchez Devanny, he was an associate in a well-known Mexican law firm. Prior to that, he was a legal trainee at a financial company. His practice in Sánchez Devanny focuses on tax consulting and litigation, including national and international tax matters. He has experience advising on domestic and cross-border matters such as mergers and acquisitions, corporate reorganizations, spin-offs,...

He has more than fourteen years experience performing activities and audits in employment litigation matters, including labor risk evaluations, and implementation of management and control systems to lower risks related to the employment relationship. Moreover, he has drafted, reviewed, negotiated and updated employment individual and collective bargaining agreements and terminations. Additionally, he litigated and solved all types of labor conflicts before labor authorities, including filing...

Humberto heads the firm’s Corporate Governance and Regulatory Compliance practice group. Humberto advises local and multinational companies on all aspects of corporate law, corporate governance and compliance. He has more than twentythree years of experience practicing law. Before joining Sánchez Devanny, he worked at General Electric for more than a decade, most recently as its General Counsel for Mexico, Central America & Caribbean, reporting to General Electric’s Gen...

Francisco Jose Palau Govela is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. He has an outstanding professional trajectory, mainly in prestigious national and international law firms, complemented with in-house experience in international companies and a private equity investment fund. Francisco holds a law degree from the Instituto de Estudios Superiores de Tamaulipas (Red Anáhuac), a Master’s Degree in Business ...

Daniel Nájera de los Santos is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law and Corporate Governance and Compliance Practice. Daniel, who practices law in Monterrey, Mexico, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Arturo Lozano Guerrero is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. During his more than 25-year career as an attorney, Arturo has established a comprehensive practice focusing on complex domestic and international corporate transactions . His expertise encompasses: Mergers & Acquisitions (M&A): Representing local and foreign clients in the merger, acquisition, and sale of companies, as well as capital investment p...