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Partner

Xavier Mangino Dueñas

Mr. Mangino is a founding partner of MIA and leads the firm’s Corporate practice. His work focuses on corporate and commercial law, banking and finance, mergers and acquisitions, structured finance, corporate governance, and family office matters.

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With more than 30 years of experience, he has advised a broad range of financial institutions, including domestic and international banks, investment advisers, brokerage firms, and multiple-purpose financial institutions. He also regularly advises entrepreneurs, family-owned businesses, and publicly listed companies on complex corporate and financial matters.

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For more than 15 years, Mr. Mangino has served on the boards of directors of various Mexican and international public and private companies, providing him with significant experience in corporate governance, strategic decision-making, and board-level matters.

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Before founding MIA, Mr. Mangino was an equity partner at U.S. law firms with offices in Mexico and a founding partner of Díaz de Rivera y Mangino, S.C.

Education and credentials 

  • Specialization in Corporate and Economic Law, Universidad Panamericana.

  • Specialization in Tax Law, Universidad Panamericana.

  • Specialization in Commercial Law, Universidad Panamericana.

  • Law Degree, Instituto Tecnológico Autónomo de México (ITAM).
     

Honors & Recognitions

  • The Best Lawyers in Mexico guide, Banking & Finance, 2020.

  • The Best Lawyers in Latin America guide, Banking & Finance (Mexico), 2020.
     

Professional Activities & Affiliations

  • Secretary to the Board of Directors of Alsea, S.A.B. de C.V.

  • Secretary to the Board of Directors of Quálitas Controladora, S.A.B. de C.V.

  • Secretary to the Board of Directors of Quálitas Compañía de Seguros, S.A. de C.V.

  • Secretary to the Board of Directors of Quálitas Salud, S.A. de C.V.

  • Secretary to the Board of Directors of Proteak Uno, S.A.B. de C.V.

  • Secretary to the Board of Directors of Sports World, S.A.B. de C.V.

  • Professor at the Faculty of Law, Universidad Panamericana.

Practice areas

Banking & Finance | Corporate | Corporate Governance | Mergers & Acquisitions | Public Procurement | Capital Markets

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Social networks

Contact

alertas@mialaw.com.mx

55 1661 5303

Av. Juan Salvador Agraz 97, Floor 3, Office 3B, Santa Fe, Cuajimalpa de Morelos, CP 05348

© 2026 By MIA

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