Partner Profile

Mariana Santo

Guyer & Regules


LL 250


Mariana, lawyer and notary public, works mainly in the litigation department. Her practice includes active participation in civil and commercial litigation. She holds a master’s degree in administrative law from Universidad Austral de Buenos Aires (2015–2016) and a postgraduate degree in state contracts and public infrastructure of the same university (2014). She also has a master’s degree in economic administrative law from the University of Montevideo (2005–2006).

Administrative law being her main area of expertise, Mariana has taken part in several tendering processes, administrative contracts and negotiations with public bodies. She also has great experience in administrative proceedings, annulling action and lawsuits against the state. She has given lectures about public law and published essays on numerous topics related to her area of expertise. 

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