Alberto Alonso
Partner
Contact
- Madrid
Alberto has a strong background in commercial law and corporate governance, making him a key advisor to clients in Spain and internationally
Alberto is a lawyer specialising in commercial, corporate and securities market law, with more than four decades of experience. He has advised on numerous strategic transactions for listed companies, credit institutions, public companies and foundations, as well as in contractual and corporate arbitrations.
Before joining ECIJA, Alberto was responsible for the areas of commercial, corporate and corporate governance law in prestigious firms such as Ramón y Cajal and Baker McKenzie. His professional career has been recognised by international directories such as Chambers & Partners, which highlight him in their respective practice areas.
His experience in legal advice
Related services
- Capital markets
- Corporate/Mergers and Acquisitions
- Corporate Governance
Related insights

ECIJA consolidates its position as one of the most influential firms in the Iberian capital markets and corporate transactions market, according to the 2025 Annual Report of the Iberian Market TTR.

Cinc Dies highlights ECIJA among the ten most active firms in real estate transactions in Spain, consolidating its position in the corporate M&A market.

ECIJA has been highlighted in five practice areas and two of its partners have been recognised among the most outstanding professionals in the Spanish market by IFLR1000 2025.




