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 Clemens Grossmayer
Partner

Clemens Grossmayer

Languages
  • English
  • German

Clemens Grossmayer is a partner of CMS and a member of the transaction team. He is an expert for corporate law/M&A. He joined CMS in Vienna in 2005. 

Clemens advises clients in national and international M&A transaction and the formation of joint ventures. He has significant experience in the structuring and implementing complex cross border reorganizations and carve-out transactions. He further advises on general corporate and corporate governance issues. 
Clemens Grossmayer convenes a lecture course on the negotiation of M&A contracts both at the Faculty of Law of the University of Vienna and at the Vienna University of Business Administration. 
Clemens Grossmayer regularly publishes on corporate and company law topics. His doctoral thesis on a topic related to reorganization law was awarded the 2010 Walther Kastner Prize of the Association of Austrian Banks & Bankers.

 

Awards & Recognitions
01
  • Quote
    ‘Clemens Grossmayer: Top legal expertise, customised solutions and approaches for the respective cases.'
    Legal 500, 2025
  • Quote
    "David Kohl and Clemens Grossmayer have excellent knowledge and a very good relationship. Highly recommended."
    The Legal 500, 2023
  • Quote
    "Clemens Grossmayer is very pragmatic, commercial and goal-oriented, he is a calm negotiator and also ensures that every process runs smoothly and efficiently, we were always happy to have him on our side."
    The Legal 500, 2022

Publications

  • Grossmayer/Hanslik, Big Deal? M&A-Verträge richtig verhandeln! (LexisNexis, 2013).
  • Einlagenrückgewähr – drei aktuelle Entscheidungen, ecolex 2013, 951.
  • Gläubigerschutz bei Abspaltungen (Neuer Wissenschaftlicher Verlag, 2010).
  • Kapitalerhaltung bei der GmbH & Co KG, ecolex 2008, 1023.
  • Fida/Graessner/Grossmayer, Gesellschaftsformen im österreichischen Recht, in International Bureau of Fiscal
  • Documentation/Deutsches Steuerberaterinstitut e.V./Fachinstitut des Deutschen Steuerberaterverbandes e.V. (Hrsg), Steuerberater Handbuch Europa (2008).
  • Fida/Grossmayer, Grenzüberschreitende Verschmelzungen von Kapitalgesellschaften nach dem EU-VerschG – Ein Überblick in Fragen und Antworten, SWK 12/2008, W 75.
  • Grossmayer/Hanslik, MAC-Klauseln in Unternehmenskaufverträgen, ecolex 2007, 829.

Memberships & Roles

  • Austrian Bar Association

Awards & Rankings

  • 2024 Deal of the year, CEE Legal Matters
  • Clemens Grossmayer was nominated as Acritas Star in 2021.
  • Clemens Grossmayer is recommended by German JUVE in the field of Corporate/M&A. JUVE 2014/2015

Education

  • 2009 – Dr. iur., Law, University of Vienna