Olatz Muniz

Olatz Muniz


Olatz has broad experience in advising both Spanish and international companies, financial institutions, funds and private equity firms on tax matters related to mainly domestic and cross-border mergers and acquisitions, group restructurings, refinancing processes, real estate transactions and tax inspections and litigation.
Her expertise is extended to the full deal process (both from a buy-side and sell-side perspectives), mainly consisting of tax due diligence, tax structuring, tax modelling and post-deal integration advice.


Published Work

  • Adolfo Zunzunegui and Oltaz Muñiz (2023) "On the application of the exemption foreseen in Article 9 of Law 2/1994 in relation to public deeds of novation of mortgage loans, as well as on the amendment introduced by RDL 19/2022” Madrid: Yearbook 2022.
  • Juan José Sánchez and Olatz Muñiz (2024) "End of the controversies raised in relation to the state tax regime regarding the depreciation of goodwill derived from indirect acquisitions and analysis of the annulment of Decision 2015/314” Madrid: Yearbook 2023.



Spain, Ilustre Colegio de la Abogacía de Madrid, 2014


Bachelor of Laws, Universidad Autónoma de Madrid, 2014

Bachelor of Business Administration, Universidad Autónoma de Madrid, 2014

Master of  Laws, Tax, IE Law School, 2016

Master in Business Administration, IE Law School, 2016

Business Administration in general, ThePowerMBA, thePower, 2023


Spanish, English
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.