Daniel Happ

Partner Attorney-at-Law and Certified Tax Advisor

Rupert Bellinghausen is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation, Bet-the-Company Litigation, International Arbitration, Litigation and Product Liability Litigation. Rupert, who practices law in Frankfurt/Main, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rupert is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/klein-alexander/ .

Joachim Heffinger Attorney Certified specialist in building and architects’ law Mediator (DAA/German Lawyers’ Academy) Specialist mediator for the real estate and construction industries (m-con) Partner Specialists areas : Private construction and property law, architectural and engineering law, commercial tenancy law, m ediation/arbitration proceedings Since being admitted to the bar in 1987, I have primarily advised clients in the areas of private construction, real estate, arch...

Thomas Stein specialises in IP law, the German Act Against Unfair Competition, distribution law, and general contract law, advising and representing clients both in and out of court. His clients include clothing, beauty, and sporting goods companies, as well as brand licensors and licensees from the consumer goods, lifestyle, and luxury sectors. He also advises franchise companies, logistics firms, event companies, musicians, influencers, actors, athletes, and fashion designers. Thomas is bas...

Dr. Sebastian Jungermann is a partner in ARNECKE SIBETH DABELSTEIN's Frankfurt office. Sebastian advises clients regarding German and European competition and antitrust laws, including German, EU and multi-jurisdictional merger control proceedings, cartel proceedings, abuse-of-dominance proceedings, litigation, compliance programs, as well as internal audits and contractual advice. Sebastian represents his clients before courts, the German Federal Cartel Office, the European Commission as wel...

Karl-Heinz Metten is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Attorney. Karl-Heinz, who practices law in Frankfurt/Main, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Karl-Heinz is held by other top lawyers in the same geographic and legal practice area.

Gerhard Gündel is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Gerhard, who practices law in Frankfurt/Main, Germany, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gerhard is held by other top lawyers in the same geographic and legal practice area.

Caspar Schmelzer focuses primarily on capital markets transactions, advising clients in a variety of industries, including technology, automotive, consumer goods, financial and manu­facturing. In recognition of his work, Mr. Schmelzer was named to Best Lawyers in Germany 2024 for Capital Markets Law.

Dr Jens-Dietrich Mitzlaff specialises in acquisition, company and real estate financing, and in restructuring these types of financing. He specialises in advising domestic and international borrowers, banks, financial service organisations, as well as servicers and private equity investors on national and cross-border financing transactions. Dr Mitzlaff has many years of experience providing legal advice on a broad range of debt instruments, such as secured/unsecured/syndicated loans (includi...