Professional Notice

Estudio O'Farrell Abogados


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 adds value to its clients’ businesses and provides sound solutions to its legal problems.

Corporate and M&A: Uriel O’Farrell has built a strong reputation for corporate and energy work over his career. He continues leading this team while lending his experience to disputes work. He is ably seconded by Juan Pablo Fratantoni in the corporate sphere and by Agustín Siboldi and Agustina Fanelli Evans in energy matters, supported by a dynamic team of lawyers. This area is strongly involved in assessing YPF Luz’s recent acquisitions and joint venture with General Electric while it continues to advise YPF in the oil and energy industry; TOTAL divestment in the country and Naturgy exchange of assets with its former local partner Cartellone.

Finance and capital markets: Argentina’s largest energy companies, YPF and YPF Luz, have retained the firm for notes issuances to raise capital for investment in the country’s oil and gas reserves and power generation sector. Sebastian Luegmayer led the efforts in this area, also working bond issuances for John Deere Credit, among others. He advises ISDA in relation to netting legislation in Argentina.

Compliance: Led by Miguel AM Tesón and Juan Pablo Fratantoni, jointly with the recently incorporated of counsel Eduardo Calvo, we advise local and foreign clients, across a wide range of industries, in the design, implementation, audit and/or training about their compliance or integrity programmes, code of conducts, ethics rules  to adapt them pursuant to Argentine laws and the recent Corporate Criminal Liability Act enacted, as well as legal assistance in administrative/judicial proceedings related to these matters.

Constitutional, public and administrative law: Jorge Muratorio and Agustina Fanelli Evans, constitute a well-regarded team working on a wide range of complex matters in public transport, public procurement, administrative disputes, consumer, environmental, etc, advising and representing, among others, YPF, Pampa Energía, Edenor, Andrade Gutierrez, Claro Argentina, Grupo Concesionario del Oeste SA, Autopistas del Sol SA. 

Antitrust, telecommunications, energy and heavily regulated markets: Agustín Siboldi leads the antitrust and telecom practices well seconded by Agustina Fanelli Evans. They team up with Uriel O'Farrell in energy matters. They also share the practice in other heavily regulated markets such as pharmacy retail and car industry. In these fields, they advise FORD, ESSO, YPF, YPF Luz, ENI, AXION, EDENOR, TRANSENER, Naturgy, Telefónica, CLARO, Farmacity, Pampa Energía’s subsidiaries, etc.

Civil and commercial litigation – complex litigation: Francisco Astolfi leads a well-regarded civil and commercial litigation team, and coordinates a team composed of associates and senior lawyers. Among its clients are Ford, Medicus, Monsanto, Naturgy, Casino de Buenos Aires and YPF. The area is supported by an extensive legal network with presence in every province of the country.

Tax law: Lead partner Miguel AM Tesón is a prestigious tax lawyer, former president of the Argentine Fiscal Association. He works alongside Guillermo Lalanne, Valeria Estathio and Maria Celina Valls, with the support of Eduardo Baistrocchi and Carlos Repetto, as of counsel. The department has strong expertise in complex tax litigation matters. It completes its practice covering a wide range of local and international tax issues, including international tax planning and transfer pricing.

Custom law: Led by Gustavo Müller (President of the Argentine Institute of Customs Studies), the area has been increasing its activity since the new administration took office and the country is adjusting its importation mechanisms to protect the local industry. Assisted by his team, he represents Ford, EDENOR, TRANSENER, in a wide range of matters.

Labour law: José Luis Zapata leads an important area providing employment advice to major companies in the area of electric power, oil and gas, retail, construction, etc. He participated in important labour agreements as counsel for the Chamber of Petroleum Industry. The team successfully manages labour lawsuit portfolios, while José specialises in collective labour disputes management and collective bargaining agreements negotiation with the invaluable support of senior associate Ignacio Castiglione.

Intellectual property: our intellectual property area provides comprehensive legal service in the protection of creations of the mind and intangible assets. We have extensive experience assisting leading companies in different sectors, particularly on mass consumption, sports marketing, internet service companies and electronic commerce, in managing intellectual property portfolios.

Pro bono: The firm is a co-founder member of the Comisión Pro Bono Clearing House, the pro bono committee created in December 2000 by the City of Buenos Aires Bar Association. The team led by Uriel O´Farrell and Ernesto Genco renders pro bono advice to individuals, NGO and other social organisations and regularly advises – among others – Fundación Donde Quiero Estar, Grupo Puentes, Asociación Sarmientina, Asociación Argentina de Neurofibromatosis.

Av. de Mayo 645/651 (C1084AAB)
Buenos Aires
Tel: +54 11 4346 1000
Fax: +54 11 4331 1659

This is a professional notice: all recommended firms are invited, but not required, to supply a professional notice that is published in return for a fee.

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