A middle-aged man with short brown hair, wearing a dark suit, light blue striped shirt, and red tie, pictured against a plain light gray background, embodies the professionalism of a corporate law office.

Roberto Arena Reyes Retana

Partner

Roberto Arena Reyes Retana

Partner

Roberto Arena is a trusted advisor, assisting clients with navigating their business critical corporate/M&A transactions and international tax matters. He is a partner in the firm’s Taxation and Transactions practice groups and a managing partner for the Mexico City office, where he represents clients in the energy, financial services, insurance, and manufacturing sectors. As a recognized international tax attorney, clients seek Roberto’s wide-ranging insights and experience with the structuring and planning of tax-efficient structures. Roberto also advises public companies and multinationals engaged in large-scale and cross-border mergers and acquisitions, business transactions and regulatory matters, antitrust issues, government relations, international tax planning and inbound and outbound international business transactions. Roberto also oversees commercial litigation and labor and employment matters on behalf of his clients, working closely with other members of the Mexico City office to achieve this.

Representing clients across the full spectrum of the energy sector, Roberto advises clients on tax, corporate/M&A, and procurement law, among others. He represents national and international energy companies, financial institutions, developers, and sponsors in their transactions and dispute matters, including, but not limited to, setting up tax efficient structures and operations, cross-border investments, navigating the procurement process as it relates to government entities, and tax disputes. Clients rely on his strategic, 360-degree perspective for guidance on major investment reforms taking place in Mexican energy sector.

Roberto is a founding partner of the Latin American Network, a group of leading independent law firms representing regional and global businesses seeking to invest and expand in the region and beyond. As part of our Latin America Team, Roberto assists Latin American companies looking to invest and set up operations in Mexico, primarily in the Manufacturing, Innovative Technology, Transportation, Energy & Infrastructure, and Health Care & Life Sciences sectors. He works closely with local counsel in the region to assist Mexican entities as they seek cross-border, regional expansion into Latin America, and provide full-service capabilities for global and regional entities on their multijurisdictional matters.

Representative Experience

  • Represented Ultradent Products, Inc. in the acquisition of the remaining 49% equity interest in VAMASA SA de CV, a Mexican corporation, from two shareholders.
  • Representing JAMCO, a prominent U.S.-Mexico cross-border and international logistics provider, in sale transaction to Imperative Logistics Group, a leading provider of mission-critical domestic and global forwarding solutions.
  • Represented Quanex Building Products Corporation in its agreement to acquire Tyman plc, a leading international supplier of engineered fenestration components and access solutions to the construction industry in a recommended cash and share offer at an enterprise value of approximately US$1.1billion.
  • Represented a holding company in connection with legal dispute regarding payment for charter services and removal of equipment from vessel.
  • Represented Littelfuse in the acquisition of a manufacturing facility in Mexico, conducting a comprehensive tax analysis to combine existing operations and the new facility.
  • Represented Faurecia in the US$80 million acquisition of two manufacturing facilities through a financial lease agreement.
  • Represented Collins Aerospace in the review of its outsourcing structure in Mexico.
  • Represented Poly, Inc. in the restructuring of its Mexico operations to comply with new outsourcing rules.
  • Represented IGT, a global gaming company, in a US$25 million challenge to an income and value added tax assessment in Mexico.
  • Represented KCA Deutag, an international oil and gas services company, in a complex litigation against the Mexican Treasury.
  • Represented Ecomsur in the structuring of its operations in Argentina through its Mexican subsidiary.
  • Advised Samuel, Son & Co. on the tax structuring of its expanding operations in Mexico.

Awards and Recognition

  • Recognized, The Best Lawyers in Mexico, (2018-2025)
    • Project Finance and Development (2020-2025)
    • Tax Law (2025)
  • Recognized, Chambers Latin America: Latin America’s Leading Lawyers for Business
    • Tax (Mexico) (2011-2024)
  • Recognized, Chambers Global
    • Tax (Mexico) (2011-2023)
  • Recognized, The Legal 500 Latin America
    • Corporate / Mergers and Acquisitions (2013)
    • Tax (2012, 2013, 2017)
    • Real Estate (2012)
  • Recognized, Finance Monthly Global Award Winner
  • Transfer Pricing Lawyer of the Year – Mexico (2017)
  • Recognized, Leading Lawyer, IFLR1000: Mexico
    • Corporate and Commercial (2013, 2015)
    • Disputes (2013, 2015)
    • Energy and Infrastructure (2018)
    • Mergers and Acquisitions (2018)
    • Restructuring and Insolvency (2013, 2015, 2018)
    • Tax (2013, 2015)

Affiliations

  • Member, International Bar Association
  • Member, Illustrious and National Lawyers’ Association
  • Director and External Advisor, Insurance Companies in the Sectors of Life and Damages
  • Director, Energy Companies
  • Member, Judicial Process Board, Consejo de Procesos Judiciales for the Reforma Newspaper (one of the most recognized newspapers in Mexico)
  • Former Professor, Instituto Tecnológico Autónomo de México (one of the most recognized law schools in Mexico)
    • General Theory of Fiscal Law (Derecho Fiscal I)
    • Mexican Income Tax for Individuals and Corporations (Derecho Fiscal II)

Languages

  • Spanish, Native
  • English, Fluent
June 30, 2025 Foley Viewpoints

Mexico’s Judicial Reform: Why Arbitration is Now Essential for Protecting Your Business

On June 1, 2025, Mexico implemented a sweeping Judicial Reform that changes the very foundation of how justice is administered in the...
The flag of Mexico with green, white, and red vertical stripes and a national emblem in the center is shown flying against a partly cloudy sky, symbolizing pride often seen outside law offices or among Chicago lawyers.
April 8, 2025 Foley Viewpoints

President Trump’s Tariffs Announcement and their Impact on Mexico

On April 2, 2025, U.S. President Donald Trump announced his tariff policy for numerous countries. In the case of Mexico, exported products that comply with the USMCA regulations are exempt from tariffs, which are approximately half of Mexico’s exports to the United States.
The Mexican flag flies above the National Palace, a historic government building with ornate architectural details and red awnings, once housing important law offices, under a partly cloudy sky.
March 18, 2025 Energy Current

Mexican Government Proposes Bill to Regulate the Energy Sector

On February 4, 2025, Mexican President Claudia Sheinbaum submitted a bill to the Mexican Senate to revoke, issue, and amend various energy laws in accordance with the constitutional amendments passed in December 2024.
Rows of parked cars and vans near a busy shipping port with cranes, containers, and cargo ships in the background on a clear day—an industrial hub where chicago lawyers specializing in corporate law office matters might oversee transactions.
February 5, 2025 Foley Viewpoints

Mexican Government Announces Tax Incentives in Support of Nearshoring

On January 21, 2025, the Decree granting tax incentives in support of the national strategy known as "Plan Mexico," to encourage new investments that promote dual training programs and innovation was published in the Official Federal Gazette, with the primary goal of stimulating the relocation of companies and the reconfiguration of supply chains closer to the U.S. market, particularly in the manufacturing sector in Mexico.
A man in a cap looks at papers and talks on the phone near several oil pumpjacks, possibly discussing litigation support, under a clear blue sky.
December 10, 2024 Energy Current

Mexican House Passes Bill to Increase Mining Fees

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The national flag of Mexico, with green, white, and red vertical stripes and an eagle holding a snake on a cactus in the center, waves against a blue sky—symbolic in many chicago lawyers' offices specializing in corporate law.
November 14, 2024 Foley Viewpoints

Mexico’s New Administration Outlines Private Sector Participation in the Energy Sector

President Claudia Sheinbaum, who recently took office, announced her administration’s plan to open private sector investment in power generation and clean energies, a shift from the prior administration of López Obrador where private sector participation was greatly limited.