About us



Degree in Law

Sebastián Barrena Cerrato

Sebastián Barrena Cerrato is a lawyer in the Tax Law practice of ProLaw Abogados. Before joining ProLaw, he collaborated at RySanz Abogados SL (February-May 2022) as deputy to the legal manager, drafting demand and response documents, regulatory agreements, demonstrating knowledge of the deadlines for filing appeals before their corresponding courts, and working with different legal bases. Subsequently, he completed his curricular internship for his Master in Business Consulting and Taxation at ProLaw Abogados (September-December 2023).
His professional practice has focused on the tax field, advising on:

  • Tax matters and direct and indirect taxation, to Spanish and international companies and individuals.
  • Tax advice
  • Management, collection, sanctioning and tax inspection procedures.
  • Claims before administrative and contentious bodies and courts.


  • Tax Law.
  • Commercial Law.


  • Master’s Degree in Business Consulting and Taxation Center for Financial Studies. CEF, 2022-2023.
  • Bachelor’s Degree in Law at Universidad Carlos III of Madrid, 2018-2022.


  • Spanish
  • English: B2

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Sebastián Barrena Cerrato

You can contact with Sebastián Barrena Cerrato by the following media:

Tel.: +34 917342900


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