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Portrait ofMartin Vorsmann

Dr. Martin Vorsmann

Managing Partner

CMS Hasche Sigle
Lennéstraße 7
10785 Berlin
Languages German, English

Martin Vorsmann took over as managing partner of CMS Germany in 2022. As one of Germany’s leading commercial law firms, CMS today has more than 600 lawyers and offices in eight major German commercial centres as well as several international offices. Martin advises on national and cross-border M&A transactions, financings, restructurings and joint ventures. German and international clients furthermore seek his advice on all corporate law matters, including representation in corporate disputes. He has particular US expertise and advises German clients with business interests in North America as well as US companies investing in Germany.

Martin joined CMS in 2001 and became a partner in 2010.

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Leading lawyer for corporate law

Kanzleimonitor 2020, 2021


  • International Labor and Employment Laws, Employment and corporate law issues applicable in restructuring of companies in the EU, Bill Keller, BNA Books, Supplement Edition 2009, jointly with Dr Gerlind Wisskirchen and Dr Christopher Jordan
  • Acquisitions in Germany - A Guide to Corporate Takeover and Purchase of Enterprises 2008
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Lectures list

  • Regular lectures on M&A and corporate topics.
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  • Internship in New York
  • 1999 - 2000: Trainee lawyer
  • 1997 - 1998: PhD as a scholar of Bonn University’s postgraduate programme "European and International Commercial Law"
  • First state examination in law
  • 1992 - 1996: Law studies in Bonn
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CMS expands in private equity with renowned team
Frankfurt/Main – With effect from January 1, 2024, CMS is strengthening its team with private equity specialists Markus Herz and Peter Polke. Together with the two partners, Lorenz Liebsch, Hanno Brandt...
JUVE Awards 2023: CMS recognised as Law Firm of the Year for Antitrust
Berlin – International commercial law firm CMS Germany was recognised yesterday evening as Law Firm of the Year for Antitrust at the JUVE Awards 2023. The JUVE Awards are regarded as among the most...
40th Anniversary European General Counsel Forum
CMS proudly supporting European Company Lawyers Association (ECLA).
CMS posts strong results for 2022
Total revenues of EUR 1.862bn, with 6.2% year-on-year growth.Demand for CMS’s global advisory expertise was strong amidst rising geopolitical tensions and evolving business needs.Corporate and commercial...
Change of leadership at CMS Germany: Dr Martin Vorsmann takes over position...
Berlin – Dr Martin Vorsmann is set to become the new Managing Partner of international commercial law firm CMS Germany. The corporate law expert will take over the position from his predecessor, Dr...
CMS advises One Square Advisors on rescue of automotive supplier Neue Halberg...
Cologne – AVIR Guß Holding GmbH has acquired the business operations of Neue Halberg Guss GmbH together with all the major assets. The deal lifts the threat of job losses for the time being and was...
HOCHTIEF sells subsidiary formart to ActivumSG with advice from CMS
Frankfurt/Main – Germany’s leading construction group, HOCHTIEF, has sold its property developer subsidiary, formart GmbH & Co KG, to Jersey-based private equity investor ActivumSG Capital Management.A...
CMS advises HOCHTIEF and STREIF on transaction with ZEPPELIN Group
Cologne – A ZEPPELIN Group company has acquired the Project Services division of Essen-based STREIF Baulogistik GmbH, a subsidiary of the listed HOCHTIEF Group. By acquiring this major part of the company...
CMS Hasche Sigle advises HOCHTIEF on sale of shares in Aurelis
Cologne – Listed construction group HOCHTIEF AG of Essen has sold its 50% stake in property company Aurelis Real Estate GmbH & Co. KG to a consortium of investors led by the current co-owner, New York-based...
CMS Hasche Sigle appoints five new partners
Berlin – CMS Hasche Sigle has started the year by appointing five new partners, taking the total number to 197 as at January 2010.Managing partner Cornelius Brandi: "Not only has our firm held its ground...
CMS Hasche Sigle advises US-based Thermo Fisher Scientific on acquisition...
Cologne – US-listed Thermo Fisher Scientific Inc. has acquired German biotechnology company B.R.A.H.M.S. AG from its management team and HBM BioVentures, a listed Swiss private equity firm. The 330...