In cooperation with DELTAKAP, our integrated tax firm, we can provide you with comprehensive advice on all aspects of international tax law. With us, you will have an experienced partner who will work out individual tax solutions for you or provide expert support for expansion plans abroad.

In our day-to-day advisory, we deal with cross-border taxation issues, as well non-residents’ domestic taxation issues.


We support you - applying the relevant standards - in planning and implementing cross-border activities and develop a concept according to your values and goals.

Our advisory approach is always holistic. It is in harmony with your entrepreneurial and private values and goals, the protection of your family and the preservation of your assets.


  • Inbound
  • Domestic income
  • Withholding tax reduction
  • Limited tax liability
  • Application of DBAs
  • Domestic (un)intentional permanent establishment
  • Representative office or subsidiaries
  • International accounting
  • Outbound
  • Foreign income
  • Application of DBAs
  • Self-disclosure
  • Secondment / Transfer / Removal
  • Social security and vested rights
  • Foreign (un)intended permanent establishment
  • Representative office or subsidiaries

Ralf Löbker

LL.M. (International Tax Law)