Maria Isla

Maria Isla


María advises domestic and international companies on a wide range of corporate and M&A transactions transactions.
In particular, María has been involved in several diverse M&A transactions, including acquisitions and disposals, due diligence processes and other general corporate work.


Representative matters

A leading Spanish global infrastructure management group on its acquisition of a shadow toll concession in Spain.

A European leader in digital payments on the acquisition of 80% of a payment subsidiary owned by one of the major banks of Spain.

A Spanish family-owned group on the agreement with a global energy company to promote the conversion of a thermal power plant to gas for its entry into operation in 2025 and the acquisition of 50 percent of the plant.

An international ports, industrial zones and logistics operator company in its acquisition of a Spanish-headquartered logistics group.

Pro bono

Training workshops for people who are socially excluded or have disabilities

Research project and report preparation in collaboration with a Spanish university and the Spanish Committee of Representatives of Persons with Disabilities



Spain, 2022


Bachelor of Laws (Joint Global Program), Universidad Pontificia Comillas (ICADE), 2016-2020 

Erasmus Programme, Mary's University Twickenham (London), 2019 

Master, Legal Practice, Universidad Pontificia Comillas (ICADE), 2020-2022


English, Spanish
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.