Mariana Reyes

Mariana Reyes Múnera

Baker & McKenzie S.A.S.


Mariana Reyes has two years of experience in international commercial arbitration, investor-state arbitration, and public international law. Before joining Baker McKenzie, she gained valuable experience working at Colombia's National Agency for the Legal Defense of the State as well as at Xtrategy LLP. 

Practice Focus

Mariana focuses on litigation, dispute resolution and international arbitration. Her work is mainly centered on the energy, mining and infrastructure sector. She has also worked in investment arbitration in the field state defense, participating in the defense of Colombia in cases such as Gas Natural Fenosa v. Colombia, Telefonica v. Colombia, and Eco Oro v. Colombia.

Mariana also has experience in human rights law, working for the rights of inmates in Colombia and in the submission of amicurs curiae before the Inter-American Court of Human Rights.

Professional Honors

National Champion, Phillip C. Jessup International Moot Court Competition, 2020

Professional Associations and Memberships

Member of Young ICCA, 2020


  • Colombia (2021)


  • University of Los Andes (LLB) (2020)


  • Spanish
  • English
  • German
  • French
  • Italian