Mr Antonio de Mariano > Ramón y Cajal Abogados > Madrid, Spain > Lawyer Profile

Ramón y Cajal Abogados
28010 MADRID
Antonio de Mariano photo

Work Department

Corporate and Commercial/Commercial Contracts.




Antonio is a partner in the Corporate and Commercial and Data Protection areas of the Madrid office. He joined the Firm in 1999 and was named Partner in 2008. Antonio specialises in advising companies in the renewable energy sector, particularly in photovoltaic and biofuels, and on private contracting matters related to business practices. He also has broad experience in personal data protection; arbitration proceedings; and civil, commercial and contentious-administrative court proceedings as they relate to the aforementioned fields. Antonio practises at the Spanish and international levels, since many energy sector operations are cross-border in nature. He advises in a wide range of economic matters, with special focus on the energy, technology, industrial and finance sectors.




Madrid Bar Association.


Law Degree, University of Navarra, 1992. Preparation for the public (competitive) entrance exams for Counsel to the Spanish Government (Abogado del Estado) and Counsel to the Andalusian Regional Government (Letrados del Gabinete Jurídico de la Junta de Andalucía), 1992-1999.

Lawyer Rankings

Spain > Projects and energy

The broad energy practice at Ramón y Cajal Abogados is equally adept in energy-sector M&A, regulatory matters and project finance, where it often acts on the side of the lenders, and also has notable experience in infrastructure projects. Finance partner Javier Menchén heads the department alongside commercial law expert Antonio de Mariano and regulatory and litigation specialist Pablo Silván.

Spain > Industry focus: TMT

As technology has become increasingly important across various sectors, so the client base that instructs the tech-focused practice at Ramón y Cajal Abogados has diversified. Names in healthcare, real estate and energy were among those to call on the expertise of Norman HeckhAntonio de Mariano and their team. Heckh is especially strong in IT contracts, data protection and e-commerce, while de Mariano adds corporate and commercial experience. Senior associate María Luisa González provides key support on the range of IT matters.