María Agustina Fanelli Evans > Estudio O'Farrell > Buenos Aires, Argentina > Lawyer Profile

Estudio O'Farrell
AV. DE MAYO 645/651
María Agustina Fanelli Evans photo

Work Department

Energy & Natural Resources -  Regulatory, Administrative & Constitutional Law - Telecommunications, Media & Entertainment 


Agustina Fanelli Evans has been a Partner of the Public Law and Economic Regulation Department since 2014.


She is an administrative law specialist, focused in energy, telecommunications and infrastructure sectors and activities with a strong regulation. 

She has developed skills in tariffs revisions, contract renegotiation, public tender, antitrust, consumer defence, data protection, constitutional, environment and commercial matters. 

She has a solid experience in complex litigations in national courts and international arbitration.

She currently gives advice to numerous companies within the energy, telecommunications, and infrastructure industries, as well as within other highly-regulated industries, including: Naturgy BAN, Edenor, Transener, Pampa Energía, Claro, YPF Luz, Edet, Esj, on matters related to administrative law, constitutional law, economic regulation and litigation.


Spanish and English


Member of the Argentine Association of Administrative Law and Buenos Aires City Bar Association.


She is a lawyer graduated with honors from the Law School of Pontificia Universidad Católica Argentina Santa María de los Buenos Aires (2000).

In 2005, she obtained a Master’s Degree in Administrative Law from Universidad Austral.

In 2008, she attended the professional update program offered by the Academy of American and International Law, Institute for International and Comparative Law, sponsored by The Center for American and International Law, Dallas, Texas.

Lawyer Rankings

Argentina > Energy and natural resources > Electricity

Estudio O’Farrell’s highly regarded team is comprised of ‘specialists with an integral vision and highly qualified knowledge in the different aspects of the market’, according to sources. The firm packs a punch in all key pillars of electricity law, with strong skill sets in regulatory, transactional and contentious matters. On the regulatory front, the multidisciplinary practice advises some of the country’s largest power companies (including YPF Energía Eléctrica, Pampa Energía and Transener) on regulatory compliance and administrative challenges. On the transactional side, the group is routinely engaged by energy companies seeking support on M&A, joint ventures and project finance. It also excels in complex litigation, where its ability to lean on the firm’s robust public law and economic regulation departments is a significant asset. Senior partner Uriel O’Farrell is a stand-out specialist in the power area, with premier sector expertise in M&A, privatisation transactions, regulation and dispute resolution. Other key contacts include economic regulation specialist Agustin Siboldi, who is highly regarded for his experience in regulatory and contentious matters, and Agustina Fanelli Evans, who is recommended for her strength in public law issues.