Alejandro has acted as counsel in numerous complex international arbitrations both ad hoc (including under the UNCITRAL Rules) and under the rules of the major arbitral institutions (including ICSID, ICC, LCIA and SCC).  These arbitrations have encompassed disputes in a number of sectors, including renewable energy, oil & gas,  infrastructure, defence, intellectual property, mining and foreign direct investment.

Thomson Reuter's Super Lawyers London 2015 recognised Alejandro as a “Super Lawyer” and he is listed as a “rising star” in the Legal Media Group Rising Stars 2015 and 2016 guides.  Alejandro obtained law degrees in the USA (LLM, Harvard Law School (Fulbright Scholar)) and Chile (LLB, University of Chile Law School (summa cum laude/first-class honours)).  He is admitted to practise in England & Wales, New York and Chile.

Alejandro has written extensively on issues of commercial arbitration and investment treaty arbitration. He is the co-author of the first comprehensive book in the English language on the use of international arbitration for the resolution of intellectual property disputes ("International Intellectual Property Arbitration", Kluwer Law International, 2010).