Clifford Chance boasts a strong and dedicated antitrust team, renowned for its deep expertise in both Spanish and EU regulatory matters. In recent months, the team has undertaken some of the most complex disputes and transactions across the sports, technology, energy, and aviation sectors. Team head Miguel Odriozola brings extensive experience in restrictive practices and merger control transactions in both Spanish and EU contexts. Merger control issues, antitrust investigations, and compliance procedures are key aspects of Begoña Barrantes‘ active practice. Ana Latorre has played a significant role in numerous infringement and merger control proceedings.

Garrigues has maintained its strong track record in multijurisdictional merger filings and challenging infringement proceedings before the CNMC and Spanish courts. The team continues to experience growth in private litigation and EU State Aid matters. Team head Susana Cabrera Zaragoza is a recognised authority on complex and multijurisdictional merger proceedings. Oriol Armengol Gasull has led some of the most prominent stand-alone abuse of dominance cases. Luis Ortiz Blanco and Konstantin Jörgens bring a strong understanding of cartel matters. Fernando Las Navas has been highly active in competition disputes before the Spanish courts.

With expertise spanning merger control, cartel and abuse of dominance investigations, and damages litigation, Linklaters is a leading firm for competition law matters. The team’s merger control capabilities are widely recognised, handling some of the largest and most complex transactions in the Spanish market. Fredrik Löwhagen is adept in both the transactional and contentious aspects of competition law, particularly in the financial services, healthcare, and energy sectors. Juan Passás’ competition law expertise is further strengthened by his strong background in economics. Former practice head Jaime Pérez-Bustamante has left the firm.

Pérez-Llorca’s specialised competition law team frequently advises on major cartel cases, merger control, and FDI-related matters. Its expertise in competition, procedural, and EU law enables the team to manage some of the market’s most complex transactions and disputes. Juan Jiménez-Laiglesia is a highly regarded litigator with notable expertise in abuse of dominance cases. Juan Rodríguez Cárcamo has extensive experience representing clients before the ECJ. Jaime De Blas is well versed in all aspects of merger control before the Spanish National Markets and Competition Commission (CNMC) and the EC. Pablo Figueroa regularly advises multinational funds and corporations on competition law matters and FDI activities.

With expertise spanning merger control, damages claims, and cartel investigations, Uría Menéndez is a leading player in both transactional and contentious competition law in Spain. The team boasts notable expertise in EU law and state aid, advising multinationals on the implications of new regulations and ECJ matters. Antonio Guerra Fernandez leads the group, offering deep insight into the activities of the Spanish competition authority. Alfonso Gutiérrez Hernández  is a key name in distribution practices, while Patricia Vidal Martínez frequently advises on damages litigation. Tomás Arranz regularly advises on cartel investigations and merger control matters.

On the contentious front, A&O Shearman has been highly active in cases involving alleged collusive agreements, abuse of dominance, and infringement damages claims, while on the transactional side, the team continues to handle high-profile, complex merger control work and notifications related to the FSR. Antonio Martínez is a distinguished competition lawyer, recognised for his expertise in merger control proceedings and competition rule enforcement. Jaime Rodríguez has delivered pivotal defences for companies facing accusations of collusive behaviour or abuse of dominance. Enrique Ferrer is a key name for infringement proceedings and compliance programmes.

Cuatrecasas has a strong track record of securing clearance for complex transactions during the first phase with commitments. The team is equally renowned for its contentious work, frequently handling some of Spain’s most significant cartel and abuse of dominance cases, both in court and during investigations. The team is now led by Enrique Carrera, who joined from Freshfields in September 2024. Irene Moreno-Tapia brings extensive expertise in distribution schemes, abuse of dominance, merger control, and antitrust investigations. María López Ridruejo is highly skilled in managing complex vertical and horizontal cross-border agreements as well as multijurisdictional cartel cases.

Gómez-Acebo & Pombo is a prominent force in the M&A arena, frequently securing merger clearance for high-profile transactions. The team is also recognised for its litigation strength, representing blue-chip clients in critical disputes across the postal, dairy, and consumer goods sectors. Iñigo Igartua Arregui leads the team, handling a wide array of claims before Spanish and EU/EC courts and tribunals. Andrew Ward, who joined from Cuatrecasas in 2023, adds exceptional expertise in merger control, FDI, and antitrust investigations. Eduardo Gómez De La Cruz plays a pivotal role in competition matters, particularly within the TMT sector.

Latham & Watkins LLP offers indispensable support to clients in securing merger clearance for their most complex transactions. The team is also highly regarded for its expertise in litigation and investigations before the CNMC, appellate courts, and European tribunals, particularly in follow-on damages claims. Practice head José-Maria Jiménez-Laiglesia is a distinguished competition lawyer, recognised for his adept handling of intricate matters and his extensive international client base. Carlos Betoret plays a key role, focusing on CNMC investigations and high-profile merger clearances for both Spanish and international companies.

MLAB Abogados, SLP is a boutique law firm with extensive experience representing companies before the EC and CNMC in competition and regulatory disputes. The team excels in addressing competition law issues within highly regulated sectors, including TMT, railway, postal, and energy. Rafael Allendesalazar brings over 35 years of experience, representing both private and public entities in pivotal competition cases. Helmut Brokelmann has a growing presence in high-profile follow-on damages claims. Mariarosaria Ganino demonstrates expertise in both contentious and non-contentious competition matters. Alfonso Rincón has been instrumental in securing many of the team’s litigation successes.

Ashurst LLP‘s team frequently advises on complex and high-profile transactions, securing merger clearance from competition authorities in Spain and globally. The team excels in obtaining first and second-phase clearances, approvals subject to commitments, and handling referrals involving the EC. Litigation work continues to grow, particularly in damages claims, where the team represents both claimants and defendants. Team head Rafael Baena’s practice encompasses merger control, abuse of dominance, and cartel investigations. Javier Torrecilla and Peter Turner-Kerr are integral to the team’s success.

Herbert Smith Freehills Kramer LLP is recognised for its expertise in public tenders, regularly advising on the competition law aspects of consortium agreements in public bids and cooperation arrangements. The team also has significant experience in antitrust law related to the energy and infrastructure sectors. Henar González Durántez has secured numerous victories in litigation, transactions, and investigations for blue-chip clients. Pilar Carrasco is noted for her success in judicial appeals against competition authority decisions.

Baker McKenzie’s competition practice is noted for handling infringement proceedings, compliance programmes, and merger control matters. The team has developed significant expertise in foreign investment review, having notified numerous transactions to the FRID. Paloma Martínez-Lage combines her competition law expertise with a deep understanding of the TMT and energy sectors, while Javier Menor specialises in merger control within the food, retail, aviation, and luxury sectors.

Boutique firm Callol, Coca & Asociados offers comprehensive advice across the full spectrum of EU and Spanish competition law, including merger control, cartel cases, abuse of dominance, distribution, and State aid. The team has also developed a strong FDI practice, providing effective guidance on filing obligations and representing clients before the Administration when required. Founding partner and team head Pedro Callol is a recognised specialist in competition, trade regulation, and antitrust litigation.

DLA Piper leverages its broad competition law expertise across the TMT, automotive, media, and pharmaceutical sectors. The team is frequently sought for guidance on merger control, FDI, and other antitrust matters. Practice head Joaquín Hervada balances a dual focus on M&A transactions and competition infringement proceedings. Rafael Maldonado and Miguel Higuero are both actively involved in regulatory filings and competition investigations.

Hogan Lovells Spain defends clients in competition infringement and state aid proceedings, as well as cartel investigations. The team’s EU law expertise spans trade, anti-dumping, and public procurement, along with representation in actions before EU courts and authorities. Team head Casto González-Páramo Rodríguez delivers key antitrust support across the energy, infrastructure, automotive, and insurance sectors. Raquel Fernández Menéndez advises extensively on merger control, internal audits, and antitrust investigations.

Jones Day, led by seasoned partners Marta Delgado Echevarría and Raimundo Ortega, offers extensive expertise in EU and competition law. Ortega is particularly skilled in applying antitrust principles within highly regulated industries, while Delgado brings over 25 years of experience representing clients in complex competition disputes before national and EU courts and authorities. Iratxe Rueda is a key name for merger control, cartel behaviour, and abuse of dominance matters.

Marimón Abogados‘ boutique competition practice is distinguished by its expertise in representing leading food, FMCG, and cosmetics manufacturers. Recent highlights include securing favourable outcomes in litigation across multiple EU jurisdictions. Co-chair Diego Crespo brings over 20 years of experience in merger control and infringement procedures, frequently acting before EU and Spanish authorities. Team head Yolanda Martínez is particularly active in the pharmaceutical sector, focusing on competition matters involving public sector issues.

MVA ASOCIADOS‘ strong competition practice focuses on compliance, infringement proceedings, merger control, and private damages claims. The team has led numerous appeals before the Spanish High Court and Supreme Court against CNMC decisions. It has also secured multiple high-profile merger clearances and provides ongoing advice on CNMC monitoring proceedings. Eduardo Abril, who spearheads the practice, combines competition law expertise with a deep understanding of the energy sector.

Ramón y Cajal Abogados maintains its leading position in antitrust damages claims, representing both claimants and defendants, with notable expertise in follow-on claims. Co-chair Javier Salinas regularly advises prominent Spanish corporations on public and private competition matters. Fellow co-chair Fernando Tallón is a skilled litigator with significant experience in high-profile competition disputes. Pedro Suárez departed to form his own practice in January 2024.

Andersen in Spain advises across the full spectrum of competition matters, including restrictive agreements, cartels, abuse of dominance, merger control filings, and state aid. Led by Isabel Martínez Moriel, the team has established a strong presence before Spanish and EU competition authorities in appeals and sanctioning proceedings. Moriel brings specialist expertise in digital antitrust and IT projects.

CMS Albiñana y Suárez de Lezo continues to maintain high levels of activity, representing clients before the European Commission and EU and Spanish competition authorities. The team is regularly engaged in investigations, merger control proceedings, and antitrust litigation. Team head Carlos Vérgez offers extensive expertise across the spectrum of competition law and unfair competition matters.

ECIJA‘s competition law practice offers comprehensive expertise across transactional and contentious matters, coupled with tailored compliance programmes to guide clients through complex regulatory frameworks. Team head Patricia Liñan, a highly regarded competition lawyer, boasts a strong track record in proceedings before the CNMC and EC. Jaime Torres, another key member, is adept at handling intricate competition matters.

Eversheds Sutherland‘s competition practice is primarily focused on cartel matters, with the team involved in several significant investigations and judicial appeals in Spain. Private damages claims and abuse of dominance proceedings are also core areas of expertise. Crisanto Pérez-Abad leads the practice, frequently defending companies in high-stakes cartel sanctioning procedures.

ONTIER‘s specialist competition practice advises on a wide range of competition issues before the European Commission, CNMC, and European and Spanish courts. The team also offers vital support on FDI matters. Francisco Cantos leads the department, bringing substantial expertise in merger control for complex M&A deals, along with experience in novel cartel and abuse of dominance cases.

PwC Tax & Legal Services. excels in both infringement proceedings and investigations, as well as the design and implementation of competition law compliance programmes. The team is particularly noted for its expertise in the construction, retail, and life sciences sectors. Team head Alberto Escudero is praised as an ‘excellent professional’ with significant skill in administrative infringements and broader competition litigation.

RocaJunyent is highly regarded for its adept handling of complex competition litigation before Spanish and EU courts, including unfair competition lawsuits. The team operates under the leadership of Gerard Pérez, an expert in merger control, damages claims, and unfair competition litigation. Elena Galán adds specialised expertise in banking resolution matters.

Formed in February 2024 by former partners of Ramón y Cajal Abogados, Rēgula is a boutique firm with a strong focus on antitrust damages claims. Team head Pedro Suárez leads high-profile damage action filings and critical defences for corporate clients involved in antitrust litigation. Pablo González de Zárate and Javier Pérez are both key contributors to the firm’s early successes.

Merger control filings and follow-on antitrust litigation are central to White & Case LLP‘s robust competition practice. The team offers extensive support to clients navigating the complex competition regulatory frameworks of the EU and Spain. Team head José Antonio de la Calle is praised as an ‘excellent lawyer’ with extensive experience in merger control, cartel investigations, and antitrust litigation. Sanna Orkan is highly proficient across the full spectrum of competition disputes.