About
Allende & Brea was founded in 1957 and has become a leading full-service law firm with specialists in all branches of law, qualified to provide its clients with practical business solutions that are viable, innovative and always cost effective. ### Areas of practice Anticorruption: A team of professionals is specialised in the training and application of good corporate practices and ethics. The firm also advises its clients, both locally and regionally, in investigations and anticorruption litigation. Antitrust: Allende & Brea has one of Argentina’s most recognised antitrust practices. The firm advises many clients in a variety of matters in connection with merger control filings, antitrust litigation, joint ventures, distribution agreements, , licensing and franchising agreements. Banking and finance: The firm advises financial institutions on matters ranging from commercial or syndicated loans to capital markets transactions, direct investments, reorganizations, collections, financial leasing, trade financing, and letters of credit, among others. Bankruptcy reorganisation: Allende & Brea’s team of experts in bankruptcy, reorganisation and debt restructuring are frequently involved representing both creditors and debtors, in some of the most important reorganisation proceedings in Argentina. Corporate: Allende & Brea’s general corporate practice group deals with all types of matters, from routine ones to the most complex transactions. The firm’s services include designing corporate structures and tax mechanisms, incorporating companies and representing clients in a broad range of corporate activities. Employment: Allende & Brea works to prevent legal disputes by giving preventive advice and, where the dispute has already arisen, the firm works on the defence throughout all the administrative and court stages of the proceedings. Energy and natural resources: The firm has actively participated in the development of the energy and natural resources industry for more than 50 years providing legal advice to clients in the oil, gas, power and mining industries. The firm advises its clients during the whole life span of the project, including its structuring, the obtainment of permits, licenses and financing, the construction, operation and maintenance and eventual transfer of the assets involved. Environmental: The firm advises a broad range of companies in different industries on their compliance with Argentine environmental regulations. The firm also assists companies in conducting environmental audits and due diligence reviews and represents clients in various environment-related claims. Forestry: Allende & Brea advises and represents clients in all aspects of the forestry industry. The firm has a deep understanding of forestry business and of the different regulations applicable to the sector, and over the years has acquired extensive experience in acquisition and dispositions of forestry lands, plants and wood-related companies. Intellectual property: In this age of information technology and knowledge management, patents, trade-marks, industrial secrets, know-how, domain names, copyright and other intellectual rights have all become negotiable assets whose value often surpasses those of traditional physical assets. To handle this fast-developing business, Allende & Brea has set up its Intellectual and Industrial Property Department, which focuses exclusively on this area. Insurance and reinsurance: Allende & Brea has been recognised as a leading insurance and reinsurance law firm over the years. The firm represents clients in a variety of insurance and reinsurance related matters, such as regulatory, M&A and claims issues in both judicial and arbitration tribunals. Infrastructure: The infrastructure practice works on both public works and private investments on infrastructure assets, including financing, regulatory matters, tax, environment and arbitration and litigation on construction projects. Life sciences and healthcare: Allende & Brea advises companies in the industry in their daily operations and in local and cross-border M&A transactions, including joint ventures, divestitures, reorganizations, manufacturing and license and distribution agreements, among others. The firm advises its clients in all regulatory aspects of the industry, including healthcare, drugs, medical devices, cosmetics and food, and in their dealings with the Argentine regulatory authorities. Litigation and arbitration: The firm’s litigation attorneys handle a wide range of civil, commercial, administrative and family law cases, in judicial and administrative courts, at both the federal and provincial levels. The firm is experienced in handling complex cases which require managing multiple participants and large volumes of documentation. Mergers and acquisitions: Allende & Brea has a broad-based acquisition and divestiture expertise, which includes regulated industries. Transactions of this type often involve complex antitrust, intellectual property, labour, securities, tax and environmental issues. Whenever appropriate, a multidisciplinary team is assembled to ensure that all aspects of the transaction are thoroughly covered. Real estate: The firm’s services include acquisitions, cross-border joint ventures, financing, investment, structuring, commercial leasing, and purchases, land development and planning, condominium and residential/vacation developments, hotel management. Regulatory: Allende & Brea actively participates in a wide range of regulated markets and industries, advising its clients in public procurement, public tenders, public offerings, negotiating concessions, public works, permits and all types of procedures. Tax: Allende & Brea’s tax experts know that their job is to minimise tax liabilities while strictly ensuring compliance with the law. The firm advises clients on the implementation of tax-efficient structures and tax planning. Technology: Allende & Brea is a pioneer in counselling clients in this field. Services cover all aspects of the industry. ### Languages - English - French - Portugese - Spanish ### Staffing Figures - 20 Partners - 100 Total lawyers
Office locations
Buenos Aires
Buenos Aires
Allende & Brea Maipú 1300, Piso 11, C1006act Buenos Aires Argentina
Practice areas
Lawyers in this office
Carlos M Melhem
Partner. He advised various financing operations and buyouts in Argentina and Latin America. Companies and banks M&A's, restructurings and transfer of ongoing concerns. Central Bank regulations. Financing transactions, including structured finance, project financing, trade financing, private equity and securization. · Banking & Finance
Carlos Octavio Mitelman
Associate. Octavio joined Allende & Brea as an associate in 2022 as part of the Intellectual Property Department. · Intellectual Property
David Gurfinkel
Partner. Head of the Dispute Resolution department. He has specialized in commercial lawsuits, arbitration proceedings, debt reorganization, insolvency and bankruptcy, corporate compliance and ethics, and family matters. · Litigation
Diego Botana
Managing Partner. He specializes in general corporate practice, with special focus on commercial law, restructurings and shareholders litigation, mergers and acquisitions, cross border contracts, debt workouts and bankruptcy and reorganization, entertainment and gaming law. · Corporate / M&A
Enrique Cristian Fox
Partner. A specialist in commercial and corporate law, he has worked on a number of complex matters, advising local and international firms on the restructuring of debts, the sale and purchase of bankrupt companies and similar cases. He has also been involved in solving corporate conflicts including cases taken to independent arbitration. · Corporate / M&A
Federico Anna
Partner since 2025. He is part of the Tax department. · Tax
Federico Rossi
Partner. His practice focuses on all aspects of antitrust and competition law, including merger control proceedings, cartel and abuse of dominance investigations, as well as sector and market investigations. · Competition / Antitrust
Fernando Martínez Zuviría
Partner. He specializes in advising local and international clients on corporate, contractual and regulatory matters, with special focus on laboratories and medical products companies, including mergers, acquisitions, joint ventures, transfers of goodwill and reorganizations, as well as on matters related to the importation, storage and distribution of drugs and medical products, and other day-to-day operations such as licensing, agency and distribution agreements, logistics operators, bids with the State, and the relevant proceedings before the National Administration of Drugs, Food and Medical Technology (ANMAT) and National and Provincial Ministries of Health. · Corporate / M&A
Jorge I Mayora
Partner since 2011. He is an expert on banking and financial law in general and has advised a variety of financial institutions on all aspects of lending, including short, medium and long term loans, derivative transactions, structured and other commercial lending transactions and other various collateral structures. He also represented issuers in local and international offerings involving the registration with multiple securities regulators. Mr. Mayora has also advised local and foreign banks on regulatory and foreign exchange issues with the Argentine Central Bank. Mr. Mayora regularly advises clients on foreign exchange controls and money laundering matters. · Banking & Finance
Julián Peña
Partner since 2006. He is the head of Antitrust Department. · Antitrust / Competition
Marcos Patrón Costas
Partner. He regularly advises local and international clients, in a broad range of matters, dedicating most of his time to energy and natural resources and mergers and acquisitions. His usual practice also includes corporate finance and project finance. · Energy & Natural Resources
Mariano Peruzzotti
Partner since 2025. He is part of the TMT, Intellectual Property, Privacy, Cybersecurity and Artificial Intelligence departments. · TMT
María Rosa Villegas Arévalo
She has been a partner of the firm since 1992 and specializes in corporate law, capital markets, acquisitions, and business reorganization of business companies, restructuring, family businesses, telecommunications and broadcasting. She played an active role in the privatization of State-owned companies, especially in the telecommunications sector. · Corporate / M&A
Nicolás Grandi
Partner. He is an expert on civil, labor and commercial litigation, including complex litigation and arbitration. His practice includes commercial agreements and general advice on minimizing labor related risks and costs. He has advised banking clients in the negotiating of severance package to personnel and executives as well as analyze the contingencies within the framework of labor law. Mr. Grandi has also advised companies on high executive’s contracts, management compensation, bonus plans and incentive programs. · Labor & Employment
Nicolás Procopio
Head of Tax Practice (Partner). Nicolas specializes on tax matters and planning for individuals as well as corporations with respect to their domestic and international transactions. · Tax
Pablo A Palazzi
Partner. Mr. Palazzi has provided clients advise on matters related to intellectual property and internet law including data protection. His clients includes several Internet companies, social networks, online payment systems, hardware and software manufacturers, and online retail companies. He has broad experience in trademark and patent prosecution, intellectual property litigation, domain name dispute resolution and also in national and transnational e-discovery. Mr. Palazzi is admitted to practice law in Argentina and in New York. · Intellectual Property
Pedro Menendez San Martín
Pedro is partner in the Corporate, Mergers & Acquisitions and Transportation, Maritime, and Aviation practice areas at Allende & Brea. · Corporate / M&A
Raúl Fratantoni
Since he joined Allende & Brea, he is part of our Corporate and M&A practice, and has advised our clients in merger and acquisitions, foreign investments, corporate law, contracts, and estate and tax planning. He became a partner of the firm in January 2010. · Corporate / M&A
Santiago Sturla
Partner. Mr. Sturla has represented clients in a broad range of matters within his field of specialization, including mergers and acquisitions, shareholders’ conflicts and derivative actions, financing and restructuring, project financing, foreign investment and political risk insurance, giving advice to banks, insurance companies, pharmaceutical companies and high-tech companies, among others. · Corporate / M&A
Tómas Di Ció
Partner. He advises clients on general day-to-day corporate law matters and commercial agreements, focusing his practice on mergers and acquisitions transactions as well as corporate reorganizations. · Corporate / M&A
Valeriano Guevara Lynch
Chairman. He served as Allende & Brea's Managing Partner from 2015 until 2024. Mr. Guevara Lynch has represented clients in a broad range of matters, dedicating most of his time to advising clients in acquisition transactions. His practice includes general corporate law, commercial agreements, labour and compensation, reorganizations and restructuring, financings, issuance of corporate bonds and shares listed in stock exchanges. · Corporate / M&A
Vanesa Gisele Fernández
Associate and Head of the Consumer Protection Department. She is an associate at Allende & Brea sin 2018, specialized in Administrative and Regulatory Law. · Administrative / Regulatory