Alexander Aizenstatd has ample experience in national and international arbitration. He has been appointed to the list of arbitrators of both the arbitration centers of the chamber of commerce (CENAC) and the chamber of industry (CRECIG). He was a member of the board of directors of the arbitration center of the chamber of industry (CRECIG). He frequently acts as an arbitrator or as a lawyer for parties within an arbitration. Alexander is also the translator to Spanish of the ICCA Guide to the Interpretation of the 1958 New York Convention. He is the founder and Academic Director of the CRECIG Inter-University Commercial Arbitration Moot and has been and advisor in the Willem C. Vis International Commercial Arbitration Moot (coach of the Yale Law School team), the International Arbitration Moot and the Paris International Arbitration Moot.
He has successful experience in litigation before al level of national courts, particularly in matters of constitutional law (Amparo, Judicial Review of laws). He has asked as counsel in landmark cases that have made important contributions in areas of international and constitutional law. For example, he was a lawyer of a case that defined the position of international law in Guatemala. He also acted as a lawyer in the first successful judicial review of a law by omission in Guatemala.
Alexander Aizenstatd is also frequently asked to act as a legal expert. Among other cases he was asked to act as an expert witness of trial by the U.S. Attorney´s Office of the United States Department of Justice.