Lilian Arias

Partner, El Salvador


  • Lilian has worked for over 25 years with some of the largest national and international companies in the region by assisting them in mergers, acquisitions, privatizations, financing and tax planning transactions.
  • She has advised international financial institutions in the structuring of loans and guarantees, as well as multinational companies. 
  • Lilian advises companies on their corporate structures, corporate governance, as well as regulatory and restructuring issues, accompanying them in their expansion process inside and outside the country. She has advised boards in different areas, including corporate, financial and fiscal areas of practice. 
  • Lilian has been part of teams of attorneys of different and diverse nationalities and cultures in the structuring of large scale and complex projects. She has coordinated acquisition and expansion projects in Central America and Mexico.


  • Juris Doctor degree from the Universidad Dr. José Matí­as Delgado.
  • Practicing Attorney and Notary Public authorized by The Supreme Court of Justice of El Salvador.
  • Postgraduate studies in Corporate and Commercial Law from the Universidad de Salamanca, Spain.
  • Program of Instruction for Lawyers, (PIL) at Harvard Law School.

  • Latin Lawyer named her amongst the 50 most inspiring women in the Latin American legal profession 2013.
  • Ranked by the prestigious Chambers and Partners Global and Latin American guides in Band 1 for 14 years.
  • Lawyer of the Year by Chambers Diversity in the category of Leadership in the Community 2015.
  • Among the 50 leading women in El Salvador by Summa Magazine (2021).
  • Ranked as Highly Regarded by IFLR1000.
  • Listed as a recommended lawyer by Latin Lawyer.
  • Recognized as one of the Women Leaders by IFLR1000.
  • Listed by Whos Who Legal in the Banking, Finance and Projects and Corporate practices.
  • Lacca approved in Corporate and M&A.
  • Listed as a Leading Individual by The Legal 500.
  • Listed as Highly regarded lawyer in the General corporate tax practice area by ITR in 2022.


  • International Bar Association (IBA).
  • Salvadoran Banking Law Association.
  • Inter-American Intellectual Property Association.
  • Center for Legal Studies of El Salvador.
  • Salvadoran Intellectual Property Association.
  • Young Presidents Organization (YPO).
  • Fellow of the Central American Leadership Initiative (CALI) of the Aspen Institute.


  • Regional Business Owners (2017).
  • Lawyers in the XXI Century (2017).
  • Attitude Consulting Survey LATAM (2017).

Her rol in the community

  • Lilian is Chairman and founding member of LIDERA, a non-profit organization that promotes education and ethical conduct of lawyers.
  • She is also an active member of the board of Exodus Foundation, a nonprofit Christian organization created to restore the lives of children at risk.
Client's feedback

  • “Lilian Arias is lauded by a source, noting: "She is an expert, very customer-orientated and has an important presence in El Salvador." An interviewee adds to this praise, declaring: "She has a lot of experience and knowledge, in addition to being an excellent leader of her team. She tackles every issue with the utmost professionalism." Arias co-heads the firm's corporate department and routinely leads on significant investment and divestiture mandates”. – Chambers and Partners Global 2021
  • "Excellent" co-head of department Lilian Arias remains a key name within the Salvadorean corporate and commercial market, and is praised by a source as "avery well-known and respected lawyer who knows a lot about international transactions and local regulation." Another interviewee highlights Lilian Arias's "high standards, experience and capabilities" as among her main strengths”. – Chambers and Partners Latin America 2021
  • “Lilian Arias is singled out by commentators as an expert in corporate restructurings and governance matters”. – Who’s Who Legal 2021
  • “Lilian Arias is singled out for her expertise in loan structuring and financial regulation”. – Who’s Who Legal 2021
  • ‘Lilian Arias is an excellent professional and coordinates her team perfectly, depending on the area of law or the type of matter that needs to be resolved, achieving the desired result.’ – The Legal 500
  • ‘Lilian Arias and Ana Mercedes López are lawyers who always understand the needs of their clients and provide added value, efficiency and practicality to all that is assigned to them.’ – The Legal 500
  • "Lilian Arias earns plaudits for her extensive experience advising large-scale domestic and international financial institutions in the gamut of relevant law." - Who's Who Legal 2022.
  • "Lilian Arias has vast knowledge in the corporate and commercial aspects of the business. She is always available, delivers in a timely manner, and provides well-grounded legal opinions." - Chambers and Partners Latin America 2023.

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