Hanefeld Rechtsanwälte


HANEFELD is a leading international dispute resolution boutique with offices in Hamburg and Paris. Our clients benefit from our highly skilled arbitration and litigation teams and our global network of ‘best in class’ dispute resolution experts.

Dispute Resolution

We act as counsel and arbitrator in international commercial and investment arbitrations, in addition to conducting litigation, and acting in DAB proceedings and other alternative methods of dispute resolution. In all matters, we provide a clear partner commitment and strive to resolve disputes quickly and cost-effectively.


Our clients are based all over the globe. The cases on which we work are based in a variety of jurisdictions and are subject to multiple laws. While boutique in size, we work abroad with ‘best in class’ dispute resolution experts and have the legal, linguistic and inter-cultural skills needed to effectively resolve our clients’ cases.


The exceptional quality of our work is valued by clients and colleagues across the globe and has been consistently recognized in national and international rankings.

Practice Areas

We have extensive experience and expertise across a range of practice areas and industries, including Construction & Engineering, Energy, Post-M&A & Corporate, Commerce & Trade, Antitrust Damages, Banking & Finance and Foreign Investments.


Our boutique structure allows us to act in matters in which other firms are unwilling or unable to act due to conflicts of interest. It also allows us to team-up, if required, with ‘best in class’ experts around the globe.


Our academic engagements through speaking engagements, publications and lecturing at domestic and foreign universities allows us to always remain up-to-date and keep our clients abreast of the latest trends in the field of dispute resolution, such as the recent shift towards a ‘virtual reality’ in international arbitration.

Unique 360° approach

Our clients benefit from our ability to draw from perspectives and experiences acquired acting as party counsel, arbitrators, mediators and legal experts, as well as from our engagements with arbitral institutions.

Arbitrator / Neutral
Institution / Academia
Legal Expert
Knowing what it takes to resolve or win our client's case.

Dr. Dirk Wiegandt, LL.M. (Cambridge) promoted to senior associate

Dr. Dirk Wiegandt, LL.M. (Cambridge) has been promoted to senior associate effective 1 December 2020. After having worked at a major international law firm in the field of antitrust litigation, he joined HANEFELD in 2018. Since then, Dirk has acted as counsel, arbitrator and secretary to arbitral tribunals in numerous domestic and international arbitrations and state court proceedings with a particular focus on complex post-M&A disputes and antitrust litigation.

Dr Johanna Büstgens appointed DIS40 Co-Chair

Dr. Johanna Büstgens was appointed as the new DIS40 Co-Chair.

The DIS40 is an initiative of young arbitration practitioners, which the German Arbitration Institute (DIS) launched in summer 2002. It offers a forum for the exchange of experience between young arbitration practitioners and deals primarily with topics of interest to younger lawyers.

The five Co-Chairs manage the daily business of the DIS40, plan the bi-annual federal events, support the regional coordinators in the organisation of the regional events and organise the cooperation with the DIS. In addition, they coordinate the activities of the DIS40 abroad and in cooperation with the other foreign "below 40" groups within the framework of the Co-Chairs' Circle.

HANEFELD opens office in Paris and hires former ICC Counsel Dr Maria Hauser-Morel

Effective 1 March 2020, Germany’s premier dispute resolution boutique HANEFELD has opened an office in Paris. The firm has recruited Dr. Maria Hauser-Morel, a Polish qualified lawyer admitted to the Paris bar under Directive 98/5/EC, as counsel to be based in the Paris office. After having worked for reputable Polish and international law firms in Warsaw and Paris, Maria has until recently headed the ICC Court’s case management team dealing primarily with cases in Central and Eastern Europe.

For further information: Press release

Dr. Dirk Wiegandt, LL.M. appointed as Regional Representative for Europe of the YIAG

Dr. Dirk Wiegandt, LL.M (Cambridge) has been appointed Regional Representative for Europe of the Young International Arbitration Group (YIAG), the young professionals association of the London Court of International Arbitration (LCIA).

Established in 1997 as the first group of its kind, YIAG aims to promote the understanding and use of international arbitration law and practice by providing opportunities for its members to exchange views on topical issues in international commercial arbitration. Currently, there are over 10,000 members from more than 140 countries.

Dr. Johanna Büstgens promoted to senior associate

Dr. Johanna Büstgens has been promoted to senior associate effective 1 January 2020. Johanna started her career at HANEFELD in 2016 and has since then acted as counsel, arbitrator and secretary to arbitral tribunals in numerous arbitrations and state court proceedings with a special focus on complex energy disputes.


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