Av. 6 de Diciembre 2816 y Paúl Rivet Ed. Josueth González
10th floor Quito, Ecuador
Display phone number +593 2 223 2720
José Meythaler
Margarita Zambrano
Karina Loza


Meythaler & Zambrano Law Firm was founded in 1995 and is considered nationally and internationally as one of the most innovative and recognized Ecuadorian law firms.

In the interest of our clients, we have around 35 legal professionals specialized in Intellectual Property, Litigation, Antitrust, Tax, Labor, Corporative, Public Procurement, Investigation, and Regulatory Affairs & Lifescience, with offices in the main cities of Ecuador: Quito and Guayaquil, belonging to a wide network of correspondents in America, Asia and Europe. We provide comprehensive advice according to the current situation, which allows us to provide our customers with a huge competitive advantage.

The scope of professional resources we have, translates into professional, comprehensive, effective and top quality care, which are
part of the policy we profess, which is summarized in: efficient communication with the client; strict compliance with Law and ethics; and, the effective defense of the individual and corporate rights of our clients.

Throughout our accredited trajectory, we have advised clients of great international and national prestige who have placed their trust in us. We are also part of the most reputable and relevant professional circles, providing our expertise both in Ecuador and abroad.


  • Quito
  • Guayaquil


  • Arbitration & Mediation

  • Litigation

  • Civil & Commercial Law

  • Antitrust & Unfair Competition

  • M&A

  • Corporate

  • Tax & Customs

  • IP

  • Labor

  • Energy

  • Real Estate

  • Environmental Law

  • Regulatory Affairs & Lifescience

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