Mario Lozano

Partner, El Salvador


  • Mario is part of the Corporate Department of the firm since 2010, joining from the banking sector, where he began his professional experience working in Citibank El Salvador, S.A. for more than 7 years where he had the opportunity to assist in corporate issues, registration, regulatory and administrative matte
  • Taking advantage of his experience in banking, since joining Arias, he has provided advice to the most important financial institutions operating in El Salvador, including complex sales and acquisition of assets. He has also participated in corporate restructuring of a high degree of complexity for several multinational companies in regulated and non-regulated sectors; and in the implementation of economic and corporate structures of prestigious business groups. He has been involved in the pensions sector through sales processes as well as in the insurance sector through the incorporation of broker and reinsurance companies, advising in the process of obtaining regulatory authorizations and at the beginning of their operations.
  • Mario has been active in mergers and acquisitions, analyzing regulatory aspects of competition concerning the analysis and approval of economic concentrations, due diligence and closing of transactions within different sectors such as: telecommunications, banking, pensions, real estate and franchise, among others. He has advised on matters of international financing and syndicated loans, issuance of guarantees by means of securitizations, sale of credit portfolios, dissolution and liquidation of companies, advise in financial derivatives, among other issues.


  • Degree in Law from Universidad Dr. José Matías Delgado
  • Authorized as a practicing attorney and Notary Public by the Supreme Court of El Salvador. 
  • He obtained his Masters Degree in Business Law from Pontificia Universidad Católica de Chile, ranked as one of the best law faculties in the world.

  • Listed as Rising Star by the legal directory The Legal 500


  • International Bar Association (IBA)

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