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. Our mission is to strive for justice – ‘Justice Wins’.

Dispute Resolution

We act as counsel and arbitrators in international commercial and investment arbitrations. In addition, we represent our clients in litigation, DAB and other ADR proceedings. In all matters, we provide a clear partner commitment and strive to resolve disputes time- and cost-efficiently.


Our clients are based all over the globe. We work on cases situated in various jurisdictions and subject to a diverse range of laws. We cooperate with ‘best in class’ dispute resolution experts abroad and have the legal, linguistic and inter-cultural skills to successfully resolve complex cross-border disputes.


Clients value our experience and the exceptional quality of our work which has been consistently recognized in national and international rankings.



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


Our speeches, publications and lectures allow us to always remain up-to-date and to keep our clients abreast of the latest trends, such as the new era of a ‘virtual reality’ in international arbitration.

Our 360° approach

Our clients benefit from our ability to evaluate facts from various perspectives.

Legal Expert
Arbitral Institution
We know what it takes to win our client's case.

We are pleased to welcome three new associates to HANEFELD’s Paris and Hamburg offices in 2021!

Charlotte Matthews, who has joined HANEFELD’s Paris office in January, is a French qualified lawyer and a former student of University Paris II Panthéon-Assas, Humboldt University in Berlin and King’s College London. Her practice focuses on investor-State disputes and commercial arbitration. She is both a French and American national and is proficient in English, French and German.

Inga M. Witte, LL.M. and Marianna Kychenko have joined HANEFELD’s Hamburg office in February and March respectively. Inga joins the firm again after having completed her legal training with HANEFELD, as well as with the European Commission and the German Federal Constitutional Court. She specializes in international commercial arbitration as well as in trade and investment disputes. She speaks German, English and Spanish. Marianna, who has joined us from an international law firm, specializes in international commercial arbitration and proceedings before German courts. She handles disputes in German, English and Russian.

We are delighted to have them on board!

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.