Dieter Thalhammer
Name: Dieter Thalhammer
Firm Name: Eisenberger & Herzog Rechtsanwalts
Jurisdiction: Austria
Practice Area: Competition Law

Telephone: +43 (0) 1 606 3647-302
Fax: +43 (0) 1 606 3647-58

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Professional Biography:

Leaders in Law endorses Dieter Thalhammer as our exclusively recommended Competition Law expert in Austria. If you wish to get in touch with Dieter please use the contact information provided above.

Dieter Thalhammer is a Partner at our Vienna office and head of our “Competition Law” practice group. Dieter is one of the leading Austrian experts in the areas of European and national competition law and represents national and international clients in merger control proceedings, cartel and abuse of dominance cases as well as in cartel damages proceedings (private enforcement). His profile is completed by broad experience with the execution of internal investigations and the implementation of antitrust compliance programs.

Under his guidance, our “Competition Law” practice group evolved into one of the leading teams in Austria. Dieter represents clients from diverse industries such as transport, automotive, media, energy, postal services, telecommunications, the chemical industry, real estate, finance, health care as well as the food industry and the electronic engineering industry. His most recent cases comprise advising a client in cartel proceedings concerning transport before the European Commission.

Dieter represented clients before the Austrian Supreme Court of Justice and the European Court of Justice in the proceedings against the Austrian freight forwarding cartel. Furthermore, he advises an energy supply company in antitrust proceedings before the Austrian Cartel Court and regularly counsels prestigious Austrian and international companies in several Austrian and European merger proceedings.

Prior to joining our firm, he worked for a leading international law firm in Vienna for six years. He started his career as an intern at the Legal Service of the European Commission. Dieter is the author of several articles on competition law and lectures at the University at Graz.

Dieter holds law degrees from the University of Vienna (Dr iur, Mag iur) and the Saarland University (LLM Eur). He speaks German and English.


“He is a great negotiator who has authority even with CEOs and the heads of boards of multinational companies. He has detailed knowledge of competition law and gives pragmatic and quick advice.” Chambers Europe 2015

“He doesn’t over-complicate things: he understands all the key issues and delivers a good product.”, says a client. An other interviewee says: “He stands out from all the other lawyers I have worked with across Europe. He has really strong technical and personal skills.” Chambers Europe 2014

“Solution-oriented approach, short-term availability, excellent support”, says a client; “he is an eminent player who combines technical competence and personal skills”, says a competitor in  JUVE 2014

Firm Overview:

With more than 50 lawyers at its offices in Vienna and Graz, Eisenberger & Herzog (E&H) ranks amongst Austria’s largest law firms. The firm is driven by a team of partners with an international background and practice. Thus, E&H is guided by a spirit of innovation, dedication and creativity. Throughout the lifetime of each project, partners assist their clients personally, ensuring quality, flexibility and efficiency. With a well-established network of partner law firms all over Europe and strong ties with first-tier business law firms in the US and Asia, E&H has become one of the leading Austrian referral firms and premier addresses for international clients.