Simmons & Simmons‘ financial services regulatory practice regularly handles mandates for a diverse client base of investment funds and asset managers. Led by María Tomillo, the team’s expertise covers proceedings before supervisory authorities, registration of financial products in Spain, and cryptoasset regulations.

Deloitte Abogados‘s financial services regulatory team is well-equipped to handle a broad spectrum of mandates, receiving instructions from leading banks, fintechs, and multinational corporations. The practice has built strong expertise in the launch of new banking and finance products, regulatory compliance, and payment services. Practice head Francisco Ramírez Arbués is frequently engaged by both domestic and international financial institutions for his expertise in digital and retail banking. Inés Gutiérrez has extensive experience advising on internal governance structures, policies, and procedures, while Miguel Bercedo specialises in advising credit, e-money, and payment institutions on authorisation, restructuring and regulatory adaptation procedures.

Cuatrecasas‘s financial services regulatory team handles a wide range of mandates for major national and international financial institutions and fintech companies. The practice routinely advises on regulatory compliance, transactional matters, and proceedings before regulatory authorities. The team is led by Fernando Mínguez, who specialises in advising payment service providers, and Ruth Duque, who is well-versed in the regulatory framework governing fund transactions. Miguel Sánchez Monjo regularly advises financial institutions on new product initiatives.

Noted for its ‘multidisciplinary approach and ability to anticipate regulatory changes’, Garriguesacts for a diverse client roster, including crypto asset providers, investment banks, and multinational corporations. Practice head Luis de la Peña has amassed considerable expertise in proceedings before the CNMV. Francesc Cholvi routinely advises credit institutions, investment funds, and fintech companies on all aspects of financial regulation, while Cristina Sanchez Somoza focuses on regulatory mandates concerning payment services, consumer finance, investment services and electronic money.

Linklaters‘ financial services regulatory team offers a comprehensive practice covering capital markets, derivatives, and banking matters. The team handles a wide array of transactions, fund formations, and licensing mandates. Paloma Fierro stands out for her in-depth knowledge of financial markets regulation spanning banking, investment firms and insurance. Bárbara González provides investment and private equity funds, and banks with guidance on financial regulations.

Bird & Bird covers a myriad of financial services regulatory issues spanning crypto assets, regulatory compliance, and the creation of supervised entities. The firm is regularly sought out by an array of fintech companies, international banks, and investment funds. The team is jointly steered by José Luis Lorente Howell, who regularly advises clients on regulatory strategy and compliance across payment services and e-banking, and Fernando Gutiérrez Rizaldos, who is regularly called upon by credit institutions, insurers, and fund managers.

Clifford Chance offers a broad financial services regulatory practice covering fintech, payment services, and asset management. The team regularly advises on regulatory compliance, fund authorisations, and transactional mandates. Eduardo García leads the group, advising banks, investment funds, and multinational corporations. María Luisa Alonso is a key contact for banking and financial regulatory matters, while Jaime Denis regularly advises credit institutions, asset managers and investment firms on transactional and regulatory licensing issues.

DLA Piper advises a wide range of financial institutions, e-money companies, and insurance firms on regulatory compliance, the authorisation of new financial products, and the establishment of investment funds. The team is led by Natalia López Condado, who focuses on regulatory issues affecting the banking and asset management spaces. Rodrigo Diaz-Jares Amorós supports clients with authorisation procedures, fund incorporations, and corporate governance policies.

Pérez-Llorca has a multidisciplinary financial services regulatory team that advises on fund formation, the launch of new financial products, and ongoing compliance for banking, payment services, and cryptoasset clients. The practice works with investment banks, fintechs, and public entities, providing guidance on regulatory authorisations, proceedings, and compliance obligations. Co-heads Josefina García Pedroviejo and Cristina Vidal bring extensive experience in regulatory authorisations and advising financial institutions, listed companies, and public bodies on complex compliance matters.

Uría Menéndez offers a comprehensive financial services regulatory practice advising banks, payment institutions, brokers, non-regulated lenders, crypto providers, and other corporates. The team guides clients through the legal frameworks for investment services, asset management, payments, banking, and insurance. Practice co-heads Isabel Aguilar and Carolina Albuerne combine deep expertise in investment funds, payments, and banking regulation to support clients on complex and cross-border mandates.

Andersen in Spain is experienced across the full spectrum of financial services regulatory work, regularly handling authorisation procedures, compliance with new regulatory frameworks, and strategy implementation. Practice head Miguel Prado advises credit finance companies, payment institutions, and fintech firms, while José Millán focuses on regulatory matters in the digital payments sector. The firm was significantly strengthened by the arrival of financial services expert Jesús Mardomingo, who joined from Dentons in September 2025.

The financial services regulatory team at Baker McKenzie advises a broad range of banks, payment institutions, and fintech companies on both domestic and cross-border matters. Paula De Biase leads the practice and is regularly instructed by financial institutions on regulatory matters, spanning payment services, fund management, investment services, consumer credit, insurance and fintech. Javier Portillo is a key contact for credit institutions, investment firms, and insurance companies seeking advice on financial services regulation.

Led by Alberto Mata Rodríguez, the team at CMS Albiñana y Suárez de Lezo offers a comprehensive financial services regulatory practice that is sought after by banks, investment funds, and payment institutions. With expertise in banking, investment and payment services, asset management and securities, the team is particularly noted for its fintech capabilities, an area in which Ricardo Plasencia stands out. Raquel García advises credit institutions and investment firms on regulatory proceedings before supervisory authorities.

Gómez-Acebo & Pombo offers a comprehensive financial services regulatory practice, covering regulatory compliance, the development of new banking and finance products, and representation before supervisory authorities. Ana Martínez-Pina leads the team and advises on filings and documentation for the CNMV.

Herbert Smith Freehills Kramer LLP has a broad financial services regulatory practice covering insurance transactions, payment services, and cyber regulation, acting for clients in both domestic and cross-border matters. Practice head Jaime Bofill advises on regulatory issues in the insurance and payment services spaces, while Sara Piñero regularly supports clients with authorisation processes for launching new banking and finance products.