Entrepreneurs
End-to-end support in obtaining entrepreneur residence and establishing the business in Spain, with the right corporate and tax structure from the outset and an assessment of the special inbound worker regime.
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About us
MAESTAX LEGAL, S.L. is a firm specialising in international taxation, wealth restructuring and the mobility of executives, entrepreneurs and investors. We design tax strategies for particularly complex transactions, focused on legal certainty and tax efficiency for wealth with an international dimension.
Firm leadership
María Esain Serrano
The firm is led by María Esain Serrano, registered economist no. 3,896 with the Aragon Association of Economists, specialising in international taxation and in planning complex wealth structures.
Education and professional credentials
- Registered economist no. 3,896Aragon Association of Economists (Colegio de Economistas de Aragón)
- Double degree in Law and Business AdministrationUniversity of Zaragoza
- Master's degree in TaxationCarlos III University of Madrid
- Master's degree in Legal Practice (Spanish Bar qualification)International University of La Rioja
Specialisation
Practice areas
Special inbound worker regime
Prior eligibility review, comparison of the tax burden with the general regime and filing of the election for executives, professionals, entrepreneurs and family offices.
International taxation and tax residence
Planning ahead of a change of residence, resolving dual residence conflicts under double taxation treaties, and non-resident taxation.
Wealth with an international dimension
Advice on Wealth Tax and the Temporary Solidarity Tax on Large Fortunes, and compliance with reporting obligations for assets and rights held abroad.
Corporate restructuring and family business
Planning and execution of mergers, demergers, contributions in kind and share exchanges under the tax neutrality regime, as well as continuity and succession of the family business.
Tax procedures and litigation
Representation and defence before the Spanish Tax Agency in reviews and audits, as well as in administrative appeals and before the courts.
Approach
We approach tax with an integrated legal and financial perspective.
In a changing regulatory environment with a high tax burden, we anticipate risks and design the right tax structure to preserve the return and continuity of each estate.
First meeting
30 minutes by video call or telephone to assess your case.
Tax updates newsletter
The tax developments that affect you, in your inbox
We select the legislative changes and tax authority rulings that matter most to those moving to Spain, investing from abroad or reorganising their business. We only write when there is something relevant to tell you.