Martin Fleckenstein

Victoria Johnson is a specialist lawyer for information technology law, TÜV-certified data protection officer and auditor, and certified whistleblowing officer based in Berlin. While completing a part-time doctorate in commercial law focused on fundamental rights, she advises public and private sector clients—from start-ups to international corporations—on all aspects of digitisation, IT law, and data protection. Her expertise includes contract drafting, data protection manag...

Georg von Wallis chairs the firm’s German Tax Group. For more than 25 years, Georg has been advising clients on all tax aspects of finance and corporate transactions, in particular in cross-border situations in the media as well as the real estate sectors. Georg has wide-ranging experience handling tax litigation, VAT and other indirect taxes. He represents national and international financial institutions, major media and entertainment companies, private equity and venture capital fund...

Stefan Proske is a partner of HEUKING KÜHN LÜER WOJTEK since 2012. Before he worked for various law firms in the areas of insolvency administration and pre-insolvency consultation. Today Stefan Proske provides comprehensive legal advice and representation on all legal aspects of crisis/reorganization/insolvency. Besides representation of creditors he regularly advices companies in reorganization, their directors and investors in distressed situations. Stefan Proske regularly publish...

Burkard Wollenschläger is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law and Regulatory Practice. Burkard, 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 Burkard is held by other top lawyers in the same geographic and legal practice area.

Joseph is a German Attorney and admitted to the Berlin Bar since 2014. He acts both as party counsel and as arbitrator. His professional experience and expertise in dispute resolution and arbitration include numerous proceedings administered by the ICC, DIS, DIA, GMAA and other institutions, inter alia as arbitrator, lead counsel and secretary to the arbitral tribunal. In addition to his involvement in arbitral and court disputes, his experience includes the negotiation and consultation in se...

Jörg Michael Siecke is a lawyer and partner at the Berlin office of Friedrich Graf von Westphalen & Partner. He advises on real estate transactions with a focus on commercial real estate, in particular retail and light industrial. He further assists with sale and purchase agreements and legal due diligence cases as well as other aspects of real estate law (commercial tenancy law, neighbor law, broker law). He speaks German and English.

Gordon Geiser is a partner with GT Restructuring. His clients include investors as well as companies in distressed situations and their respective management. Gordon Geiser regularly acts as restructuring advisor to his clients to develop and implement restructuring concepts by means of both debtor-in-possession proceedings and regular insolvency proceedings. He also gets appointed as insolvency administrator. When acting for his clients, Gordon Geiser takes on positions in the management of ...

Joachim Voigt-Salus is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Restructuring and Insolvency Law. Joachim, who practices law in Berlin, Germany, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joachim is held by other top lawyers in the same geographic and legal practice area.

Fabian Winters is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law and Public Private Partnership. Fabian, 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 Fabian is held by other top lawyers in the same geographic and legal practice area.

Christian Von Hammerstein is a Partner at Raue LLP and has been an attorney at Rechtsanwalt since 1994. He has also been a certified specialist for Administrative Law since 2000 and his practice areas include: Energy, Natural Resources, Climate Change, Antitrust & Competition, Litigation & Arbitration, Power Plant Projects, Energy Storage Facilities and Energy Trading, Market Regulation. Christian is affiliated with the International Bar Association, Institute for Energy and Regulator...