Allende & Brea has a competition and antitrust practice that is one of the most active in the Argentine market, advising clients on a range of antitrust matters, from merger control filings and compliance, joint ventures, and distribution, to licensing, franchising agreements, and antitrust litigation before the country’s authorities. The team advises international corporations on merger control matters and assists with internal investigations, and designing compliance programmes and distribution systems in accordance with local and federal regulations, and is involved in complex litigation related to vertical restraint and dominance proceedings. Practice head Julián Peña is a veteran in the antitrust and competition field, with a focus on merger control proceedings, anticompetitive practices investigations, and compliance. The team also includes Federico Rossi, who has ‘extensive knowledge’ in antitrust and competition law, specialising in merger control proceedings, cartel and abuse of dominance investigations, and sector and market investigations. Associate Luz Villalobos provides capable support in mergers and conduct investigations, with a specialism in the fintech sector.

With one of the largest antitrust and competition practices in the country, Marval O’Farrell Mairal works closely with Argentina’s regulatory authorities on some of the market’s most high-profile antitrust investigations. The team is experienced in cross-border transactions, regulatory proceedings, cartel and abuse of dominance investigations, and merger control filings, among other areas. The practice often works in a multi-jurisdictional capacity across Latin America, the United States, and the United Kingdom and Europe on matters in the pharmaceutical, automotive, media, financial services, technology, and agribusiness sectors. Miguel del Pino leads the practice, bringing to bear over two decades of experience in antitrust investigations, merger control filings, and abuse of dominance cases. He is also an expert in cross-border transactions and regulatory matters. Santiago del Rio bolsters the team’s competition law offering, with fifteen years of experience in merger control, antitrust investigations, and abuse of dominance cases, often working with clients in the pharmaceutical industry. The talented associate team includes Ignacio Mora, who specialises in merger control and antitrust investigations, advising international and domestic corporations alike, and Gabriela Ariel Irizar, who has over a decade of experience in cartel investigations, anticompetitive practices, and merger control proceedings.

Beccar Varela has a deeply experienced competition and antitrust team that works effectively with the firm’s other practices and advises some of the largest national and international corporations. The team is experienced in the banking and finance, fintech and technology, consumer products, pharmaceutical and biotechnology, mining, automotive, and agribusiness sectors, advising on matters ranging from cartel and other antitrust investigations and litigation to assisting clients with navigating the antitrust aspects of Argentina’s M&A landscape and with related criminal procedures and constitutional issues. Practice co-head Agustín Waisman is a leading figure in assisting domestic and foreign companies with regard to competition and antitrust law, including complex acquisitions and investigations, as well as consumer protection issues. Fellow co-head Augusto Vechio is a specialist in international trade, WTO rules, free trade agreements, export control, and unfair competitive practices. The team is supported by a group of able senior associates, including Mercedes Pando, a specialist in competition and antitrust, M&A, and agribusiness matters; Camila Corvalán, an expert in public affairs, competition and antitrust, unfair competition, consumer protection, and international business issues; and Tomás López Bisso, who is experienced in competition, consumer protection, and fair trade matters.

Bomchil has a long-established competition and antitrust practice that is well versed in a variety of matters, from merger control proceedings to advising clients on anticompetitive practices. The team frequently works across jurisdictions, and is trusted by other international firms in cartel and abuse of dominance investigations in the country. The practice is experienced in economic regulation and administrative law, and litigation related to competition, often working in the media and telecommunications, oil and gas, energy, chemicals, retail, financial services, transportation, health and pharmaceutical, and IT industries. The ‘super’ Marcelo den Toom leads the practice and is a specialist in competition law, with extensive experience in merger control, anticompetitive practice investigations, internal audits, preventative advice, and foreign trade, especially for the media sector. Another key member of the team is Francisco Gutiérrez, a specialist in competition law, regulated markets, and the telecommunications industry. Cristian Galansky, who is experienced in antitrust, regulatory, and environmental matters, and Fernando Brunelli, an expert in antitrust matters and the energy and natural resources sectors, further deepen the firm’s bench.

De Dios & Goyena is a boutique firm which has specialised in competition and antitrust law for over two decades. The team is widely experienced in handling complex antitrust investigations, advising corporations on antitrust compliance in relation to M&A, and providing day-to-day antitrust and competition law assistance to companies operating in Argentina and regionally in Brazil, Chile, and Colombia, among other countries. The practice works across the media and telecommunications, chemicals, appliances, oil and gas, and consumer goods sectors. Miguel De Dios co-heads the practice and is a specialist in complex antitrust proceedings before the state authorities, cartel investigations and abuse of dominance investigations, and merger control proceedings, often working in the oil and gas sector. Fellow co-head Federico Volujewicz is an expert in antitrust and compliance issues and handles cross-border matters for Latin America’s largest corporations. Juan Martín Salvadores de Arzuaga adds to the practice’s offerings, with deep experience in corporate and competition and antitrust law.

Pérez Alati, Grondona, Benites & Arntsen (PAGBAM) has an established competition and antitrust practice that offers domestic and international clients general advice on competition and antitrust regulations, antitrust filings and proceedings before state regulators, litigation, and investigations related to anti-competitive behaviour. The practice is experienced in the antitrust issues relating to multi-party and multi-contract cross-border transactions and disputes and often works in the telecommunications, pharmaceuticals, technology, automotive, agribusiness, aviation, and consumer goods and services sectors. Practice co-head Luis Barry is an expert in competition and antitrust and consumer law, and has deep knowledge of complex antitrust, product liability, and consumer protection cases. María Carolina Abdelnabe Vila also leads the practice and is well versed in related consumer protection, fair trade and product liability issues. The practice is supported by counsel María Clara Rodríguez Llanos, a specialist in competition and antitrust, fair trade, and product liability law, and associate Sonia Del Regno, who bolsters the team’s fair trade, consumer law and product liability offerings.

Baker McKenzie’s competition and antitrust practice advises domestic and international clients on a wide range of matters, from drafting merger control filings to assisting with investigations. The practice is experienced in assisting with transaction approvals, including in relation to multi-jurisdictional M&A and joint ventures, in civil and criminal antitrust investigations, cartel investigations and defence, and daily antitrust counselling. The team works in the pharmaceuticals, public utilities, media and entertainment, advertising, consumer products, banking and finance, chemicals, and automotive industries. Practice head Esteban Rópolo is an expert in antitrust law and foreign trade, competition and antitrust disputes, with an emphasis on the consumer goods and design, sourcing and manufacturing sectors. Francisco Fernández Rostello provides specialist support in banking and finance matters and local and cross-border M&A with antitrust and competition elements. Victoria Acevedo Freixas supports the team at the associate level.

Bruchou & Funes de Rioja advises clients on a range of competition and antitrust matters, from day-to-day issues, antitrust due diligence, and transactional work to litigation and intellectual property, compliance, and public law matters with competition law elements. Clients routinely turn to the practice for advice on merger control and cartel and abuse of dominance investigations, as well as assistance with distribution agreements, joint ventures, and regulatory issues. The team is well versed in matters in the energy, construction, pharmaceutical, mining, banking, food and beverages, and fintech industries. Practice head Gabriel Lozano has over a decade of experience in merger control and investigations, including cartel and anticompetitive practices investigations, and often works in the agribusiness sector. The practice is supported by Estanislao Olmos, a practitioner with strong experience in merger control matters and M&A, often advising on the antitrust aspects of international M&A transactions and restructurings.

Mitrani Caballero is well equipped to handle local and international competition and antitrust matters, including merger control and litigation proceedings regarding anticompetitive practices, as well as providing clients with day-to-day advice. The practice is well versed in advising clients in the oil and gas, energy, transportation, chemicals, agribusiness, finance, construction, consumer products, food and drink, retail, healthcare and pharmaceutical, automotive, technology, and media sectors. Practice co-head Aixa Sureda has over two decades of experience in antitrust matters, including merger control relating to cross-border transactions, particularly in the retail, banking, maritime, and oil and gas sectors. Leading the team alongside her is Cristian Mitrani, a specialist in competition law infringement cases, damages recovery related to antitrust violations, and advising on internal policies to prevent infringement. Siro Astolfi, who advises on corporate and M&A matters with competition and antitrust elements, supports the practice. María Paula Díaz and senior counsel Evangelina González Soldo also bolster the practice’s compliance and competition specialities.

O'Farrell has a wide-ranging antitrust and competition practice that works in tandem with other departments at the firm, with a particular emphasis on public procurement, public utilities, energy, and regulated markets. The team specialises in advising telecommunications companies, but also counts multinational and domestic energy, infrastructure, retail, entertainment, and automotive companies among its clientele. The practice is experienced in cartel investigations, advising on day-to-day antitrust and competition matters, complex merger control filings, and abuse of dominance proceedings. Practice head Agustín Siboldi is an expert in the telecommunications industry and has expertise in a wide range of antitrust matters, including economic investigations into anticompetitive practices, particularly in the hydrocarbons sector and regulated industries. The practice is supported by Jorge Muratorio, a specialist in litigation relating to regulated markets and public services, who is experienced in the competition law aspects of public procurement and contract execution. Ana Belén Micciarelli, who was promoted to partner in June 2024, leads on matters pertaining to economic regulation and litigation with the state in both federal and local jurisdictions. Associate Rebeca Fernández and senior consultant María Fortuna further support the team. María Agustina Fanelli Evans departed the firm in January 2024 for an in-house role.

A new and growing practice, Tavarone, Rovelli, Salim & Miani‘s antitrust practice specialises in pre-merger strategy analysis and merger control issues. The firm’s expanding M&A and corporate department has driven the progress of the antitrust practice, allowing the firm to advise on merger control in relation to high-profile transactions, and complaints, responses, and investigations into anticompetitive practices. The team represents clients from an array of sectors, including retail, energy, investment services, construction, and financial services. The antitrust practice is led by Julián Razumny, who has drawn on over two decades of experience in corporate and M&A work to hone his expertise in pre-merger analysis and merger control issues. Senior associate Paula Cerizola and associate Consuelo Ortiz add to the firm’s competition and antitrust offering.

Wiener Soto Caparrós advises clients on a range of antitrust and competition matters, including compliance, M&A clearance, government investigations into unlawful competition restraints, complex antitrust litigation, and risk management. The team advises clients in the media and telecommunications, beverage distribution, supermarket retail, dairy farming and bottling, agribusiness, manufacturing, and banking industries. The practice is led by veteran practitioner Mariela del Carmen Caparrós, who is experienced in cartel investigations, antitrust issues in regulated industries, and merger compliance and review strategies.

Brons & Salas provides competition and antitrust support for some of the largest corporations in Argentina, working closely with other practices at the firm. The team is well versed in merger control, and advising and training clients in compliance, with an emphasis on regulated industries such as the wine, automotive, insurance, media, advertising, and pharmaceutical sectors. The practice has also recently won clients in the medical, consumer services, and cosmetic industries. Practice head María José Rodríguez Macías is a specialist in antitrust and unfair competition matters.

García Menéndez Abogados has established a strong reputation for its expertise in unfair competition and antitrust law. Over the past year, the firm has advised a diverse range of clients, including a leading Uruguayan industrial group involved in a major asset acquisition, a state-owned oil company expanding into Argentina, and multinational corporations in the telecommunications, agrochemical, and satellite sectors. Its specialisation is exemplified by successfully overturning two preemptive antitrust measures against prominent companies in the entertainment and shipping industries. Founder Sebastián García Menéndez – the author of Argentina’s first book on unfair competition – provides exceptional legal insight into antitrust and unfair competition matters.

Martínez de Hoz & Rueda‘s competition and antitrust practice is adept at advising corporations on proceedings before state antitrust authorities and on merger control and transaction filings. The team is particularly focused on the energy and oil and gas industries, acting for some of the largest corporations operating in Argentina. Juan Cruz Azzarri leads the practice and is experienced in antitrust, public utilities, and public contracts matters.

Salaverri, Burgio & Wetzler Malbran's team is experienced in antitrust analysis and merger control filings relating to complex multi-jurisdictional transactions. Tomás Arnaude is the practice head and utilities his M&A experience when advising on related antitrust issues.

Tanoira Cassagne Abogados provides wide-ranging coverage of antitrust matters, including investigations, merger control filings in relation to national and cross-border transactions, litigation, and preventive advice on antitrust proceedings. The practice often acts for clients in the petrochemicals, pharmaceutical, retail and supermarkets, paper mills, oil and gas, agribusiness, banks and fintech, automotive, and consumer goods industries. Practice co-head Bernardo Cassagne is a specialist in antitrust and economic regulation, and advises national and international companies on domestic trade regulations, price control M&A, and anticompetitive practices. Alongside him is co-head Francisco Rondoletti, an expert in competition law, consumer protection, and the regulation of domestic trade and international trade, assisting national and international companies in trade regulation, dumping investigations, and Mercosur matters. Semi-senior associate Godofredo Ortiz supports the team on antitrust-related matters.