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We strengthen our Tax Practice with the addition of two new Partners

April 13, 2026 /

Luis Curiel Piña and Francisco Carbajal Domínguez join our Tax Practice as partners, accompanied by a well-established team of specialized tax lawyers. They will work alongside Mariano Calderón Vega, partner in the firm’s tax practice. This integration was carried out with the support of Kerma Partners / AIM Legal Headhunters.

With this addition, we expand our ability to address our clients’ tax needs in a comprehensive manner, covering both advisory and planning, as well as litigation and controversies before tax authorities. The tax dimension is now more deeply integrated into our recognized transactional practice in M&A, restructurings, and financing.

In an increasingly demanding regulatory environment, transactional taxation is becoming crucial. With this integration, Santamarina + Steta strengthens its capacity to structure transactions with tax implications: M&A, financings, and restructurings, placing the tax function at the heart of its legal strategy. 79 years of experience, now with greater depth in one of the market's most critical areas.

Why now?

The legal environment in Mexico presents specific challenges for companies. According to our Study of Legal Services Trends in Mexico 2025, conducted with the participation of 150 legal leaders across the country, tax is the top legal priority for organizations over the next 12 months and is projected to remain the most critical area over the next five years.

The integration of this team is a direct response to that reality.

Luis Curiel S+S

Luis Curiel Piña

A tax litigation specialist with more than 25 years of experience in controversies before tax authorities, audits, refunds, and administrative appeals. Chambers & Partners ranks him in Band 2 for Tax Controversy, and Legal 500 recognizes him as a Leading Partner.

He currently serves as First Vice President of ANADE and will assume its presidency in 2027.

Francisco Carbajal S+S

Francisco Carbajal Domínguez

A specialist in tax advisory and complex transactions—including mergers and acquisitions, restructurings, financing, and multi-jurisdictional investments—with more than 20 years of experience in tax matters. Chambers & Partners recognizes him as Up & Coming in non-contentious tax, and Legal 500 names him a Next Generation Partner.

What this means for our Clients

With this integration, Santamarina + Steta’s tax platform joins one of the most active transactional platforms in the Mexican market, recognized for its track record in mergers and acquisitions, restructurings, and financing. Together, this creates a team of partners and associates whose complementary experience enables us to provide comprehensive legal advice to all of the firm’s clients.

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