Practice areas
  • White Collar Crime and Internal Investigations
  • Compliance
  • Juris Doctor by Universidad de San Martin de Pores, 2009
  • Master of Laws (LL.M.) in Criminal Law, Universidad de Sevilla, Spain, 2012
  • Doctoral studies completed in Criminal Law, Universidad de Sevilla, Spain, 2013
  • Course on Anticorruption Strategies, Civil Service College, Singapore, 2017
  • Master of Laws (LLM) in Criminology and Criminal Justice, London School of Economics and Political Science (LSE), United Kingdom, 2018


T: (511) 442 5100 A: 366


Irma Noriega
T: (511) 4425100 A: 277

Sergio Mattos is a partner at the Lima office, where he focuses his practice in litigation, white collar crime and compliance.

Sergio  is a graduate lawyer from Universidad de San Martin de Porres. He was awarded with a Chevening scholarship to complete a Master of Laws (LL.M.), with a particular emphasis on Criminal Justice, at the London School of Economics and Political Science (LSE).

He holds a previous Master’s Degree (LL.M.), with a specialization in Criminal Law, from the Universidad de Sevilla, Spain (2011-2012), where he also completed his doctoral studies in the same field (2011-2013).

He obtained the compliance certification “Certified Compliance & Ethics Professional-International (CCEP-I)”, awarded by the Compliance Certification Board (CCB).

In addition to his experience in our firm, Sergio worked as an associate at Benites, Forno & Ugaz from 2009-2012. Afterwards, he became an advisor at the Peruvian National Council of Judiciary.

Sergio is a former Criminal Law Lecturer at Universidad Científica del Sur. He has also written and published several research articles focused on substantive aspects of criminal law, plus he has also been speaker at different conferences, both in Peru and abroad. Currently, Sergio is a professor of Criminal Law at Universidad de Lima, Universidad ESAN and the Judicial Academy.

At London, Sergio applied his training as a criminal defense lawyer in the context of two complex investigations, one of which was related to an internal fraud committed within a multinational company. Furthermore, he participated in two volunteer research projects. First, supervised by the NGO The Global Legal Action Network, he identified best practices for collecting, verifying and protecting digital evidence of war crimes. Second, by request of Guernica 37 International Justice Chambers, he researched and analyzed the tools provided by international criminal law and international human rights law to address the humanitarian crisis that is taking place in Nicaragua since April 2018.