Claus J. Goldenstein

Claus J. Goldenstein
Managing Director, Attorney at law
+49 331 - 2005720
Villa Quistorp
Hegelallee 1
14467 Potsdam
“I can, because i want, what i have to”
– Immanuel Kant

Main Focus

  • Legal claims management
  • Intellectual property and copyright law
  • Development of IT contract management systems
  • Automation of approval processes
  • Capital market law
  • Stock corporation law
  • Corporate law
  • Insolvency and reorganization law
  • Acquisition and sale of companies, mergers
  • Company succession
  • Energy law


  • 1975-1977 Apprenticeship as wholesale merchant
  • 1980-1987 Law studies at the Universities of Saarbrücken, Perugia (Italy) and Hamburg (Germany)
  • 1987-1990 Officer of the Canadian German Chamber of Industry and Commerce Inc. (AHK) in Edmonton/Alberta (Canada)
  • 1990-1992 Head of the legal department of Kracon Engineering GmbH in Atlanta (USA)
  • Attorney at law since 1992
  • 1992 Foundation of the German-Polish business law firm Goldenstein
  • 1999-2000 Interim managing director of INTERSEROH Stahl- und Metallrecycling GmbH in Cologne (Germany)
  • 2004 Admitted also in Poland (adwokat niemiecki) (Partnership representative of the State of Brandenburg in the Polish Voivodeship of Dolnoslaskie and Zachodniopomorskie)
  • since 2010, managing partner of various legal-tech start-ups (e.g. NextBeyo GmbH (AI contract management systems), Collectin GmbH (fully automated document management, based on OCR) and Golden-Tech GmbH (app based claims tool, ESR))

Memberships & Engagement

Potsdamer Anwaltsverein e. V.
Industrieclub Potsdam „Christian Peter Wilhelm Beuth“ e. V.
Unternehmerverband Brandenburg e. V.
Wirtschaft pro Flughafen BBI e. V.
Marketing Club Potsdam e. V.
Medieninitiative Babelsberg e. V.
Förderverein für die Wiederherstellung des Stadtkanals Potsdam e. V.
Außenwirtschaftsausschuss der IHK Potsdam
Beirat Ost Deutsche Bank
Fördermitglied im DEHOGA Deutscher Hotel- und Gaststättenverband Brandenburg e. V.
Gesellschaft zur Erhaltung alter und gefährdeter Haustierrassen e. V.