Dr. Benjamin S. Cortez

Certified Tax Advisor | MBA (International Taxation) LL.M. (corp. restruc.) | Partner



  • International tax law
  • Transaction advice / M&A Tax
  • Due Diligence
  • Entrepreneur / corporate taxation
  • Inheritance / gift
  • Corporate succession


  • Technology company
  • IT
  • Logistics
  • Trade
  • Real estate
  • Services
  • Private asset management
  • Engineers / architects


After his studies of Economic Sciences (Wirtschaftswissenschaften) at the University of Stuttgart-Hohenheim and Université Jean Moulin, Lyon (France) graduating as Diplom Ökonom (equivalent to a Masters in Economics, Dipl.oec.) Benjamin worked as a Research Assistant and Doctoral Candidate at the Chair for Audit and Taxation at the University of Stuttgart-Hohenheim. He graduated with a Doctorate in Economics (Dr. oec.) in 2013 with a Doctoral Thesis in the field of International Tax Law.

From 2008 thru 2014 Benjamin worked in the Tax Department of Ernst & Young GmbH (Transaction Tax / International Tax Services).

Benjamin is specialised in the Consultancy of medium-sized Companies, International Tax Law, German Foreign Tax Act (Außensteuergesetz, AStG), M&A and Company Restructuring, Due Diligence and Turn Around Consultancy.

In Addition to numerous publications in the field of Taxation and Accounting, Benjamin is co-author in the Commentary on the German Foreign Tax Act (Außensteuergesetz, AStG) Wöhrle/Schelle/Gross.

Benjamin is fluent in English.