Dr. Sonja Hoffmann (née Lang)

Local Partner, Frankfurt



Sonja Hoffmann specialises in commercial dispute resolution with an emphasis on banking and corporate litigation for domestic and multinational clients.

She represents clients in a wide range of corporate and capital market cases and has a significant experience in the area of class action litigation defense and prospectus liability. She has a broad expertise in the financial service industry and assists clients in defending against claims for damages based on potentially deficient investment advice. In addition, Sonja advises and represents banks in respect of derivate-related claims. As part of M&A transactions, Sonja advises clients on litigation matters. Furthermore, Sonja advises clients in a variety of corporate litigation matters including managing directors' liability.

Sonja is a member White & Case Global Commercial Litigation Practice as well as the German Bar-Association's banking working group. She is a lecturer of the Deutsche Anwaltakademie and gives lectures on banking law disputes.

Bars and Courts
Certified Lawyer for Bank and Capital Market Law
Second State Exam
Higher Regional Court of Cologne
Dr jur
University of Cologne
First State Exam
Eberhard Karls University Tübingen


German Bank, 2013–ongoing
Exclusive representation with regard to Wölbern-Funds.

German Bank 2012–ongoing
Exclusive representation with regard to Swaps.

German Banks and European Financial Service Provider, 2011–ongoing
Representation regarding the clients' defence against claims for damages in connection with funds, certificates and derivatives.

Speaking Engagements

"Collective Litigation in Germany, the EU and the U.S.: Model Declaratory Proceedings under Scrutiny: Class action light?", 24 Oct: Client Seminar – White & Case Office – Frankfurt, Germany


New clarity/ambiguity regarding internal commissions and reimbursement in investments (Neue (Un-)Klarheit bezüglich lnnenprovisionen und Rückvergütungen bei Kapitalanlagen), NJW, Issue 40, pp. 2909–2913, 2014, (co-author with Stefan Lars-Thoren Heun-Rehn and Isabelle Ruf)

Valid consent in data protection law taking into account the Proposal for a Regulation of the European Parliament and of the Council on the protection of individuals with regard to the processing of personal data and on the free movement of such data, ELR, Issue 6, pp. 206–215, 2013, (General Data Protection Regulation) of 25 January 2012 (co-author with Stefan Peintinger)

Liability for incorrect securities prospectus containing an incomplete description of intragroup investments. Commentary on the decision of the Federal Court of Justice of September 18, 2012 – XI ZR 344/11, ZWH, Issue 7, pp. 287–290, 2013, (co-author with Stefan Deller)

The requirements for ad hoc disclosure in protracted processes (Ad-hoc-Publikationspflicht bei zeitlich gestreckten Vorgängen), ELR, Issue 10, pp. 262–269, 2012, (co-author with Julia Sitter and Stefan Deller)

The investment advisor‘s duty to provide information about legal risks resulting from changes in the law; duties to identify and advise about risks. Commentary on the decision of the Federal Court of Justice of December 1, 2011 – III ZR 56/11, WuB, July, pp. 358–388, 2012, (co-author with Markus Hauptmann)

The road towards achieving insolvency-proof direct debits, NJW, Issue 48, p. 3484 et seqq., 2010, (co-author with Mareile Müller-Felsch)

Grossly negligent ignorance of an error in the advice provided by an investment adviser, BB, Issue 34, p. 2005 et seqq., 2010, (co-author with Mareile Müller-Felsch)

Duty of investment advisers to review the business press in timely fashion (Federal Court of Justice – Judgment of 5 November 2009 III ZR 302/08), BB, Issue 13, p. 725 et seqq., 2010, (co-author with Markus Langen)

Awards and Recognition

Recommended Lawyer: Dispute Resolution – Germany, The Legal 500 Germany, 2017