Firm Profile > Estudio O'Farrell > Buenos Aires, Argentina
Estudio O'Farrell Offices
AV. DE MAYO 645/651
Estudio O'Farrell > The Legal 500 Rankings
Electricity Tier 1
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.
‘Demonstrates high professionalism in the energy areas.’
‘Displays thorough knowledge of the renewable energy industry.’
‘These are specialists with an integral vision and highly qualified knowledge in the different aspects of the market, particularly Agustin Siboldi and Uriel O’Farrell.’
YPF Energía Eléctrica
Pampa Energía (Central Térmica Güemes, Central Térmica Loma de la Lata)
Comunicaciones y Consumos
Transener – Transba
Energía San Juan
Agua Negra (Empresa Distribuidora de Tucumán; Empresa Distribuidora de Jujuy)
Latinoamericana de Energía
Empresa Distribuidora de Entre Rios ENER
Parques Eólicos Vientos del Sur
Cámara Argentina de Energías Renovables – CADER
Public law Tier 2Estudio O'Farrell demonstrates ‘great capacity for analysis’ and ‘strength in advising on different issues’. The wider firm’s emphasis on heavily regulated industries translates into a practice that represents companies in the energy, infrastructure, transport and telecoms spheres on administrative claims, both at the federal and local levels. It also advises on public procurement and general regulatory matters. The department is led jointly by public law specialist Jorge Muratorio, regulated industries expert Fernando García Pullés and María Agustina Fanelli Evans, who focuses on regulatory, administrative and constitutional law.
‘What makes them stand out is their extraordinary experience and effectiveness. They have a great capacity for analysis and strength in advising on different issues.’
‘The team is strong, very professional and knowledgeable about local laws.’
‘They examine the jurisprudence in depth, are clear when providing answers, and work very well and efficiently together. They listen to clients’ needs.’
‘I work with Jorge Muratorio; one of his best qualities is the speed and clarity with which he can see the right path to follow in legal matters. He provides clear and specific explanations, which gives the client a broad view of the situation, enabling them to make decisions which can quickly be applied.’
‘I have worked with the three partners, Fernando García Pullés, Jorge Muratorio and María Agustina Fanelli Evans, and they all have outstanding professional qualities. They are also very easy to work with.’
CELADI (Cámara Empresaria de Larga Distancia)
Fundación Universidad Torcuato Di Tella
Tax Tier 2
‘Very specialised and client-oriented’, Estudio O'Farrell’s tax team is highlighted for its ‘excellent technical ability and experience’. The group is particularly sought after for its contentious firepower and it stands among the market leaders for complex administrative law and transfer pricing cases. Department head Miguel Tesón handles an array of contentious and non-contentious matters, including transfer-pricing cases. Guillermo Lalanne has a focus on constitutional tax law and litigation, with clients praising his ‘strong grasp of provincial taxes’. Other recommended names include Valeria Estathio, who specialises in federal and international tax issues, and María Celina Valls, who has a strong record in transfer pricing.
‘The team is very specialised and client-oriented, with a high level of procedural knowledge and the ability to propose strategies that are appropriate to the specific case and the costs and risks involved.’
‘They stand out for their dedication, common sense, responsible attitude and prompt responses. They have an in-depth knowledge of provincial taxes.’
‘Estudio O’Farrell has excellent technical ability and experience in all the areas we require. Obviously their professional excellence and experience are crucial but, additionally, they also provide total support in different areas of law.’
‘They work as a team and act as a constant source of support; they are there for the client for every step of the process. Guillermo Lalanne is excellent.’
‘They have a comprehensive view of tax, commercial and labour matters. Guillermo Lalanne has a strong grasp of provincial taxes. Valeria Estathio provides excellent advice on income tax.’
Droguería del Sud
Importadora y Exportadora de la Patagonia
Grupo Telefónica Argentina
Swiss Medical Group
Banking and finance Tier 3
Estudio O'Farrell’s close relationship with YPF remains its main source of capital markets work and the team routinely advises the energy giant, and its subsidiaries, on its local and international bond offerings. Less frequently, the firm acts for other corporate issuers, underwriters and lenders on capital markets and corporate lending transactions. Department co-head Sebastián Luegmayer has a strong track record in capital markets and structured finance transactions, and he also advises on regulatory issues. High-profile energy specialist Uriel O’Farrell co-leads the group.
YPF Energía Eléctrica
John Deere Credit Companía Financiera
Naturgy Ban (formerly Gas Natural Ban)
International Swaps and Derivatives Association (ISDA)
Wells Fargo Advisors
Standard Chartered Bank
Sumimoto Mitsui Banking Corporation
Banco BBVA Argentina
National Bank of Canada
Mitsui Bussan Commodities
Competition and antitrust Tier 3
The ‘well-informed’ team at Estudio O'Farrell is praised for its ability to ‘adapt to the circumstances’. The team advises on a wide range of merger-control and behavioural matters, drawing upon the wider firm’s signature regulatory expertise to focus on advising clients in the energy, telecoms and public utility spheres. Public law and economic regulation specialist Agustín Siboldi heads the group, with support from administrative law partner María Agustina Fanelli Evans.
‘The team was well-informed, knowledgeable about the law and how it is applied, and was able to give us good advice on the subject in the context of our transaction.’
‘We value the firm’s knowledge and absolute dedication.’
‘The most important thing about this firm is that they really understand our objectives and how to reach them, and that they can adapt to the circumstances to give us the best support.’
‘The team is solid. They ensure the economist has all the facts straight and they work hard to meet the deadlines.’
‘Agustín Siboldi is the key person and clearly establishes the strategic objectives.’
YPF Energia Electrica
Latinoamericana de Energía
Consumer law Tier 3
Regulated-industries stalwart, Estudio O'Farrell is particularly well versed in product liability claims concerning the automobile industry, due to its close relationship with Ford Argentina. The group also has a strong offering in administrative law-related litigation. Associate Lorena Quiroz spearheads the consumer protection and fair trade department.
Plan Ovalo de Ahorro Para Fines Determinados
Cámara Empresaria de Transporte Automotor de Pasajeros de Larga Distancia (CELADI)
Grupo Concesionario del Oeste
Nokia Solutions and Networks Argentina
Corporate and M&A Tier 3
Lawyers at Estudio O'Farrell are lauded for their ‘exhaustive analysis’, ‘personalised service’ and ‘dedication to their work’. Among its industry sweet spots, the firm’s market-leading power practice spins off a significant volume of transactional work, especially for key client YPF. The team also handles a steady stream of oil-and-gas, agribusiness and TMT-related matters. Energy specialist Uriel O’Farrell co-heads the practice together with up-and-coming transactional partner Juan Pablo Fratantoni and Ernesto Genco, who focuses on foreign investments, joint ventures, reorganisations and M&A. Nicolás Benvenuto is a talented corporate associate.
‘As a foreign investor in Argentina, Estudio O’Farrell has been very instrumental in guiding us through the process of establishing our business and keeping us current with the political and economic conditions.’
‘The strong points of the lawyers we work with are their honesty, professionalism, exhaustive analysis, personalised service, skill in negotiating with the other side, and dedication to their work, including outside normal hours.’
‘The team is of a very high professional quality in all legal areas of concern.’
‘Ernesto Jose Genco and finance partner Sebastián Luegmayer, along with other members of their staff, have been extremely valuable to our company. As we entered the Argentina market their guidance has been instrumental in assisting us in establishing our current and future business plans.’
‘We value the consistent client attention, particularly from Juan Pablo Fratantoni and economic regulation partner Agustin Siboldi.’
Ford Motors (including Plan Ovalo de Ahorro para fines Determinados, Ford Credit Compañía Financiera and all other Argentine subsidiaries)
YPF Energía Eléctrica
Pampa Energía (including Transener, Edenor, Central Térmica Güemes & Central Térmica Loma de la Lata)
Comunicaciones y Consumos
Grupo Concesionario del Oeste
Gulftech companies, including: Brown International Corporation, Atlas Pacific, Luthi & Sinclair.
G4S International Holdings
Resinas Concordia (Georgia Pacific)
Altenis (ATP Buenos Aires)
Energía San Juan
Empresa de Transportes Don Pedro
Latinoamericana de Energía
Hospitality and Retail Solutions
Las Monjitas Polo Club
Empresa Federal de Energia
Dispute resolution Tier 3
Estudio O'Farrell attracts praise for its ‘personalised treatment’ and ‘dedicated attention’. The group handles a wide range of civil, commercial and administrative litigation cases, including class actions. Automotive claims are a significant feature of the practice and the team provides ongoing advice to Ford Argentina on all its local cases, including product liability, dealership issues and consumer class actions. The group also has a strong experience in energy and construction litigation. Managing partner Daniel Calatrava co-leads the department together with Francisco Astolfi, who coordinates the civil and commercial litigation team, and public law specialist Fernando García Pullés.
‘We value their personalised treatment.’
‘The group of lawyers I work with have very good communication between them; this means we always get their dedicated attention.’
Casino Buenos Aires
Compañía de Transporte de Energía en Alta Tensión (Transener)
Nokia (Alcatel Lucent)
Grupo Concesionario Del Oeste
Construtora Andrade Gutierrez
Cuore Consumer Research (CCR)
Environment Tier 3
Estudio O'Farrell’s environmental law practice is weighted towards administrative law matters, with a prominent record in advising clients on complex litigation — it also handles due diligence and compliance issues. The firm’s presence in the power, telecoms and oil-and-gas sectors are the key drivers of work. Public law and economic regulation partners Jorge Muratorio, María Agustina Fanelli Evans and Agustín Siboldi are the key contacts.
Estudio O'Farrell’s international trade practice is distinguished by its emphasis on customs issues, with a strong recent record in defending multinational corporations in investigations and administrative litigation. The group also consistently advises on import and export regimes, free economic zones and international treaties. Experienced associate Gustavo Müller heads the department and handles an array of trade regulations, customs law and trade remedies.
Labour and employment Tier 3
Among Estudio O'Farrell’s key attributes, sources highlight its ‘very deep knowledge of labour law’ and its ‘ability to handle highly intense disputes’. The team covers the full gamut of labour matters, with specialist skill sets in collective bargaining, collective conflicts, employee terminations and compliance matters. Sector specialist José Luis Zapata heads a department that also includes notable senior associate Ignacio Agustín Castiglione.
‘They have a very deep knowledge of labour law and they are always up to date. They surely stand out above the rest.’
‘It is a prestigious firm which provides services in the principal areas of labour law, both individual and collective.’
‘They have in-depth knowledge of the key players in different industries. They stand out for their academic backgrounds and ability to handle highly intense disputes.’
‘The personal and human approach of the team is important; it is a team of very good people. José Luis Zapata and Ignacio Agustín Castiglione are outstanding.’
YPF Energía Eléctrica
ZTE Corporation (Argentina)
Cámara Argentina de Energías Renovables CADER
Nokia Solutions and Networks Argentina
Cámara de la Industria del Petróleo
Cámara Argentina de Establecimientos de Comidas Casuales CAECC
Seguros Sura Argentina
Ruggero Vaccari y Asociados
Transener / Transba
Sociedad Argentina de Construcción y Desarrollo Estratégico (SACDE)
Oil and gas Tier 3
Estudio O'Farrell stands out for its ‘vast experience’ and ‘highly qualified specialists’. The team is best known for its regulatory expertise, in line with the firm’s signature strength, and it notably played a significant role in the development of the hydrocarbons regime in Argentina through its close relationship with state-controlled energy company, YPF. The team also frequently advises on transactional and contentious matters. Senior partner Uriel O’Farrell co-heads the team and is recognised for his broad energy practice, which spans power, oil and gas. Group co-lead Agustín Siboldi specialises in public law and economic regulation.
‘The oil and gas team has vast experience advising companies, national and local state bodies, and non-governmental organisations on the legal regime surrounding the exploration and exploitation of non-conventional hydrocarbons.’
‘The team is excellent and stands out from other firms in the gas industry.’
‘They have highly qualified specialists with a comprehensive vision and knowledge of the issues. We mostly work with Agustín Siboldi and Uriel O’Farrell.’
Energy Consulting Service – Engie
Latinoamericana de Energía
TMT Tier 3
Estudio O'Farrell’s practice is significantly weighted towards regulatory work, including administrative litigation and competition law-related cases. The team is particularly active on the telecoms side, due in no small part to its close relationship with Claro Argentina, but it also has experience in the technology and media sectors. Department head Agustín Siboldi, who sits in the public law and economic regulation department, specialises in telecoms matters.
Estudio O'Farrell > Firm Profile
A prestigious leading provider of legal solutions in Argentina. The firm with the longest track record in the country supplying comprehensive advice in virtually every area of business law. Leader in energy, with a strong background in infrastructure, heavily regulated markets and complex legal matters. O´Farrell Abogados adds value to its clients´ businesses and provides sound solutions to its legal problems.
Since its founding over 130 years ago, O’Farrell Abogados has driven its growth and prestige in the marketplace through generations of top professionals. The current framework generated by the pandemic has been no exception; as a result of a proactive vision and investment in key management areas, we are duly prepared both at a human and technological levels to face the multiple challenges that our clients face. Challenges of all kinds, which test our creativity, pragmatism, and ability to work together, and which -at the same time- open numerous opportunities for the creation of value and the generation of competitive advantages.
Our new managing team, already in full operation, is comprised by Uriel O’Farrell (Senior Partner), Miguel A.M. Tesón, José Luis Zapata, Agustina Fanelli Evans and Juan Pablo Fratantoni, who -together with the other partners, lawyers and professionals, and administrative teams- will continue to guarantee the provision of services in the standard that defines us.
Without a doubt, the new scenario will reward those who best know how to read and adapt their service structure – through innovation and agile models – to the unique reality of each business, competitive environment, and regulatory framework. As far as our firm is concerned, we are confident that the measures and improvements introduced in recent times will have a significant impact on the quality of service to clients.
The present of our firm recognizes, according to our vision, enormous potential. We have a structure of partners with the generational diversity necessary to combine a great experience with the innovation proposed by the younger partners, with increasing participation of women in all segments of the firm, and a management team with great experience, now led by an experienced General Manager, who provides us with all his knowledge and expertise for the continuous improvement of our management.
Main Areas of Practice:
Arbitration: Our professionals have experience both in investment and commercial arbitration, at a domestic and international level. We have been involved, representing and/or counselling our clients, in international commercial or investment arbitration processes conducted in compliance with the arbitration rules of the ICC, ICSID, LCIA and UNCITRAL and other set of rules.
Banking and Finance: provide advice on the interpretation and enforcement of banking legislation and the regulations on banking matters issued by the Argentine Central Bank. We have extensive experience in the organization, conversion, change in rating and licensing of financial institutions.
Capital Markets: We have assisted our clients in a large number of transactions including domestic and international financial loans. We have experience in syndicated loans, capital leases, project finance, banking agreements and the drafting of sophisticated guarantee structures.
Competition and Antitrust: We provide assistance in economic concentration processes, defending our clients in investigation proceedings initiated on the grounds of allegedly anticompetitive business conducts, filing reports of anticompetitive practices and requesting pro competitive recommendations. We assist in commercial matters, design of distribution agreements, development of activities aimed at integrating efficiencies to face competitors, competitive behaviour and compliance guidelines.
Compliance and Anti-corruption: We provide advice to our clients on the development and implementation of compliance and anti-corruption plans and programs. Likewise, we provide internal training and perform complete audits. Our law firm also provides advice on the Argentine anti-corruption regulations and their interaction with foreign rules applicable in Argentina
Consumer Law and Fair Trade: We provide advice to businesses that are subject to a considerable number of claims due to their high exposure. We handle consumer protection and fair trade matters, mainly focusing on the protection of the client company’s interests.
Corporate Law: We provide support in corporate reorganization processes and in all matters relative to the periodical and regular compliance with the different regulations in force on corporate matters. Likewise, it advises our clients on all aspects of corporate life covering matters such as typical legal proceedings for the incorporation of companies, tailor-made by-laws and shareholders´ agreements, sophisticated mergers/acquisitions, spin-offs and other types of corporate reorganizations.
Customs Law and International Trade: We accompany and assist our clients in matters concerning import and export customs valuation, special import and export customs regimes, customs transit procedures, operations from and to Duty Free Zones, activities carried out in the Special Customs Zone, tariff classification, major investment projects, import of used goods and origin of goods, among other issues.
Data Protection: We provide legal advice on intellectual property aspects related to new technologies and issues related to privacy and protection of personal data.
Intellectual Property and Copyright: We provide a comprehensive legal service in this field, covering advice on strategies and registration issues, contractual practices and settlement of controversies, in matters related to the protection of intellectual works and intangible assets.
Labor Law: We handle a significant portfolio of lawsuits and specializes in counselling and representing clients in individual claims and also in handling collective disputes, including the negotiation of collective bargaining agreements.
Litigation: We assist our clients in all matters concerning the negotiation and mediation of conflicts and attend to their needs across all stages of a judicial proceeding.
Mergers and Acquisitions: We provide advice to buyers and sellers on transactions entailing the acquisition and sale of shares of stock, assets and going concerns, either via public or private offerings. Likewise, we have vast experience in merger and spin-off processes. We assists clients in due diligence processes, structuring relevant transactions and drafting and negotiating agreements regarding merger, acquisition, spin-off or sales transactions; assisting in transfers of assets or business and joint ventures or commercial partnerships.
Public and Administrative Law: We advise our clients on matters involving administrative and constitutional law, at a federal, provincial and local level. Our attorneys have extensive experience in matters of economic regulation, contract renegotiation processes and review of rates, bidding processes for major projects, public works and infrastructure concessions, public-private partnership agreements (PPP).
Telecommunications, Media, and Technology (TMT): We provide assistance to our clients in the proceedings required to apply for licenses to provide media and telecommunications services before the Argentine Telecommunications Office (ENACOM, acronym in Spanish for Ente Nacional de Comunicaciones) and the transfer thereof, acting on behalf of our clients in administrative and judicial proceedings in broadcasting matters, drafting agreements and representing our clients before the relevant governmental authorities.
Tax Law: We assist our clients in all aspects of international taxation and, at a national level, they are highly experienced in federal and local -provincial and municipal- taxation, including social security resources. We have also developed a significant practice in terms of transfer pricing.
Aviation Law: We provide representation to major international airlines, responding to their needs throughout all judicial stages, from the mediation process until the definitive conclusion of the legal proceedings, in connection with the transportation of passengers and carriage of goods.
Energy and Natural Resources: Power: We provide advice to our clients on all aspects related to the process for generation, transmission and distribution of electricity, including conflict resolution (administrative, judicial and international arbitration proceedings) and the negotiation of engineering, procurement and construction contracts.
Energy and Natural Resources: Oil and Gas: We provide advice to businesses, national and provincial government authorities, and non-governmental organizations on the legal system governing the exploration and exploitation of unconventional hydrocarbons.
Environment: We provide legal assistance to all industries, both in the public and private sector.
|Senior Partner||Uriel F. O´Farrellfirstname.lastname@example.org|
|Corporate and M&A||Uriel F. O'Farrellemail@example.com|
|Corporate and M&A||Juan Pablo Fratantonifirstname.lastname@example.org|
|Corporate and M&A||Ernesto Gencoemail@example.com|
|Energy and natural resources||Uriel F. O'Farrellfirstname.lastname@example.org|
|Energy and natural resources||Agustin Siboldiemail@example.com|
|Energy and natural resources||Agustina Fanelli Evansfirstname.lastname@example.org|
|Banking and finance||Uriel F. O'Farrellemail@example.com|
|Banking and finance||Sebastián Luegmayerfirstname.lastname@example.org|
|Telecommunications, Media and Entertainment||Agustin Siboldiemail@example.com|
|Telecommunications, Media and Entertainment||Agustina Fanelli Evansfirstname.lastname@example.org|
|Agribusiness||Uriel F. O´Farrellemail@example.com|
|Public and Administrative Law||Jorge Muratoriofirstname.lastname@example.org|
|Public and Administrative Law||Agustina Fanelli Evansemail@example.com|
|Competition and antitrust||Agustin Siboldifirstname.lastname@example.org|
|Competition and antitrust||Agustina Fanelli Evansemail@example.com|
|Tax||Miguel A.M. Tesónfirstname.lastname@example.org|
|Tax||María Celina Vallsemail@example.com|
|Labor and employment||José Luis Zapatafirstname.lastname@example.org|
|Pro bono||Ernesto Gencoemail@example.com|
|Dispute Resolution||Francisco Astolfifirstname.lastname@example.org|
|Arbitration||Agustina Fanelli Evansemail@example.com|
|Capital Markets||Sebastian Luegmayer||Luegmayers@eof.com.ar|
|Consumer Law||Jorge Muratorio||MuratorioE@eof.com.ar|
|Consumer Law||Lorena Quiroz||QuirozL@eof.com.ar|
|Francisco Astolfi||Francisco M. Astolfi has been a partner at O’Farrell since 2013 and…||View Profile|
|Valeria Estathio||Valeria Estathio has been working in the Tax Department of O’Farrell Law…||View Profile|
|Agustina Fanelli Evans||Agustina Fanelli Evans has been a Partner of the Public Law and…||View Profile|
|Juan Pablo Fratantoni||Juan Pablo is a partner in our Corporate, Finance and Capital Markets…||View Profile|
|Ernesto Genco||Ernesto Genco joined the firm in May 2005 and has been a…||View Profile|
|Guillermo Lalanne||Guillermo joined O’Farrell in 1999 and since 2007 he´s been is a…||View Profile|
|Sebastián Luegmayer||Sebastian Luegmayer has been a partner of the firm since 2014. His…||View Profile|
|Jorge Muratorio||Jorge Muratorio, is the partner in charge of Public Law and Economic…||View Profile|
|Uriel F. O’Farrell||O’Farrell’s Senior Partner, Uriel F O’Farrell, focuses his practice on corporate work,…||View Profile|
|Agustín Siboldi||Agustín Siboldi, a partner of the Public Law and Economic Regulation Department,…||View Profile|
|Miguel A.M. Tesón||Miguel A.M. Tesón is the Partner in charge of the Tax Law…||View Profile|
|María Celina Valls||Celina Valls is a Partner at O´Farrell´s Tax Department. She joined the…||View Profile|
|José Luis Zapata||José Luis Zapata is in charge of the Labour Law and employment…||View Profile|