Maria Wolleh

Lawyer Partner

Studies in mechanical engineering and process engineering at the RWTH Aachen and the Imperial College London (until 1991) Doctoral degree (Dr.-Ing.) at the ETH Zürich, Laboratory for Technical Chemistry (1991-95) Consultant (1991-95) in the area of process simulation und dynamics Patent attorney (since 1999), partner at Maikowski & Ninnemann (since 2000) LL.M. (European Intellectual Property Law) at the Kurt-Haertel Institute, Fernuni Hagen Since 2002 lecturer und since 2009 honorary...

Anja Feies is a top attorney recognized by Best Lawyers in the practice area(s) of Restructuring and Insolvency Law. Anja, who practices law in Berlin, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anja is held by other top lawyers in the same geographic and legal practice area.

Natalie Hsiao is Local Partner in the Corporate/M&A team and focuses her practice on complex corporate transactions of all kinds, including acquisition and sale processes, joint ventures and restructurings. Natalie has broad experience in the field of M&A transactions for national and international clients with a focus on the real estate, infrastructure and the media, technology and telecoms sectors. In addition, she advises on all aspects of venture capital investments. Natalie repre...

Oliver Fleischmann is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law, Energy Law and Regulatory Practice. Oliver, who practices law in Berlin, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Oliver is held by other top lawyers in the same geographic and legal practice area.

Thomas Winkemann is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Thomas, who practices law in Berlin, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas is held by other top lawyers in the same geographic and legal practice area.

Career Philipp is a German Attorney based in Berlin and admitted to the New York Bar. Prior to setting up WAGNER Arbitration, he worked in a medium sized German law firm, for many years as partner. He specializes in dispute resolution with a focus on arbitration and has extensive experience in cross-border disputes and business transactions. He holds an LL.M. degree from Emory Law School Atlanta and a doctorate degree from Rostock University. Education Universities of Regensburg and Berlin Hu...

Born in Munich in 1965, Dr. Markus Kelber studied law and worked as a research assistant at the University of Regensburg in 1987 after completing his apprenticeship as a carpenter. Dr. Kelber has been active as a lawyer in Berlin since 1996, working first for an employers’ association and then for the medium-sized local law firm Danckert Böx Meier. In 1998, he obtained his doctorate in constitutional law with Prof. Dr. Udo Steiner in Regensburg, with a thesis on the subject of &ldq...

Christoph Wagner is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law, Corporate Law, Entertainment Law, Media Law, Mergers and Acquisitions Law, Private Equity Law, Regulatory Practice, Technology Law and Telecommunications Law. Christoph, who practices law in Berlin, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christoph is held by other top lawyers i...

Wolf Friedrich Spieth is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law and Public Law. Wolf Friedrich, who practices law in Berlin, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Wolf Friedrich is held by other top lawyers in the same geographic and legal practice area.