Public law

Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Oscar Aguilar Valdez
Hall of fameBeccar Varela
Oscar Aguilar Valdez is a partner at Beccar Varela. He co-heads the firm’s Public Law Department. His practice areas include public procurement, infrastructure concessions and public private partnerships, public works, economic regulation of utilities and public interest activities, public finance, land and zoning, project financing and governmental liability.
Héctor Mairal
Hall of fameMarval O’Farrell Mairal
An expert in administrative and business law, he has been involved in matters of high complexity and importance as advisor to national and international companies, dealing with company mergers, purchases and sales of banks and businesses, property development projects, formation of temporary business alliances, business contracts, loans and financing. He has advised in legal transactions in the field of hydrocarbons, including project financings, transfer of concessions, licenses and privatizations. As an administrative law specialist he has advised in numerous public bids and Government contracts, and in litigation arising from them.
Jorge Muratorio
Hall of fameO'Farrell
Jorge Muratorio, is the Partner in charge of Public Law and Economic Regulation Department at O´Farrell. His practice focuses on constitutional, administrative and environmental law, urban planning regulations, consumer protection law and antitrust.
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
María Morena del Rio
Allende & Brea
Partner. She has specialized in administrative law and economic regulatory practice. She has vast experience dealing with national, provincial and local authorities and agencies. Particularly, Mrs. Del Rio has been actively involved in advising companies in regulatory matters at Federal and local authorities. She has also participated in many public tenders and award processes to obtain government licenses, construction contracts, authorizations and permits.
María Lorena Schiariti
Marval O’Farrell Mairal
A specialist in Administrative Law, she has intervened in matters of high complexity and impact, providing comprehensive advice on issues related to her areas of practice. Due to the wide variety of her international clients, during the last decade she has also advised on issues related to public ethics, anti-corruption and transparency policies, with a focus on interactions with public officials, particularly within the context of government contracts and procurement processes.
Enrique Veramendi
Marval O’Farrell Mairal
He provides advice on public law, economic regulation and administrative contracts to clients in the energy and public utilities’ sectors, as well as in other regulated industries (pharmaceutical companies, banks, agribusiness and insurance firms). He also has a broad experience in constitutional litigation and litigation against administrative agencies.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Gonzalo Santamaría
Marval O’Farrell Mairal
Partner since 2021, Gonzalo’s areas of expertise are Administrative and Energy Law as well as other regulatory matters. He specializes in electricity, public utilities, infrastructure and government contracts. His practice is currently focused on power transactions, advising clients in connection with several renewable, thermal and co-generation projects. Gonzalo’s electricity practice includes advising power generators, project developers, EPC and BoP contractors, turbines and panel suppliers, private off-takers and financial entities, among others.
Juan Antonio Stupenengo
Beccar Varela
Juan Antonio Stupenengo is a partner at Beccar Varela. He co-heads the Public Law Department and is a member of the Diversity and Inclusion Committee. 
Nicole Jaureguiberry
Pérez Alati, Grondona, Benites & Arntsen
Nicole Jaureguiberry is a Public Law oriented lawyer with experience in Administrative, Regulatory, Environmental and Constitutional Law, and complex public law litigation cases. In PAGBAM she leads the areas of Public Law: Administrative Law, Regulatory Laws & Utilities, and Conservation of Natural Resources. Mrs. Jaureguiberry has a broad expertise in government procurement, infrastructure projects, environmental law, and regulated industries. She indistinctly represents clients from the private and public sector.
Leading associates
Rising stars with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Ana Belén Micciarelli
O'Farrell
Ana Belén Micciarelli joined O’Farrell in 2015. She is an lawyer of the Public Law and Economic Regulation Area. Her practice focuses in the assistance of clients that operate in heavily regulated markets, public services, public contracts, and litigation against the State, both in federal and local jurisdictions, which handle different issues of public law and economic regulation.

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