Lawyer Helmer Tieben

Attorney Helmer Tieben successfully completed his law degree at the University of Cologne, passing both the first and second state examinations. His admission to the bar by the Cologne Bar Association laid the foundation for his legal career.

Following his studies, Mr. Tieben chose to deepen his legal knowledge through international education. He completed a prestigious postgraduate program in International Tax Law at the University of Melbourne, Australia. He earned his Master of International Tax degree, gaining profound insights into complex global tax law issues.

Since 2005, Attorney Tieben has worked as both an employed and independent lawyer in various national and international law firms, as well as in corporate settings. Through these diverse professional experiences, he has not only acquired extensive expertise but also developed the ability to competently advise and represent clients across different legal fields.

Mr. Tieben possesses comprehensive and specialized knowledge in labor law, tenancy law, immigration law, and social law. He places great emphasis on continuously expanding his expertise and regularly participates in relevant training and continuing education courses to stay up-to-date with the latest developments in case law and legislation.

In addition to his core competencies, Attorney Tieben has deepened his skills in internet law, copyright law, and competition law. This knowledge enables him to offer comprehensive and contemporary legal advice on the challenges of the digital age. He is particularly adept at assisting clients with increasingly important issues related to data protection and e-commerce.

His language proficiency in German and English allows him to communicate effectively with both national and international clients and partners.

Mr. Tieben is an active member of several professional associations that reflect his areas of expertise and interest, including:

  • The Cologne Bar Association,
  • The Cologne Lawyers’ Association (Kölner Anwaltverein e.V.),
  • The Working Group on Tenancy and Real Estate Law of the German Lawyers’ Association, and
  • The Working Group on Migration Law of the German Lawyers’ Association.


His involvement in these professional associations underscores his commitment to continuously expanding his knowledge and actively contributing to the development of these respective legal fields.