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Portrait of Harald Kahlenberg

Dr. Harald Kahlenberg


CMS Hasche Sigle
Schoettlestraße 8
70597 Stuttgart
Languages German, English, French

Harald Kahlenberg has long-standing experience advising his clients on EU and German merger control and competition law cases and in numerous merger control proceedings, he obtained approval from the European Commission and the German Federal Cartel Office. He in particular focuses on coordinating multinational merger control notifications in the European Union and worldwide and regularly advises on the structuring of joint ventures, business cooperations and distribution systems.

Harald represents companies in fine and administrative proceedings of the European Commission, the German Federal Cartel Office and the regional competition authorities in Germany as well as in competition disputes before the European and German courts. He also advises on competition-related compliance issues, such as setting up compliance systems or competition law audits and trainings.

Harald chairs the World Law Group’s Antitrust & Competition Practice Group and both JUVE, a German legal publisher, as well as Chambers regularly recommend him in their rankings. He joined CMS in 1997 and was made partner in 1999.

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"Recommended" for Media and Antitrust

JUVE German Commercial Law Firms 2021 (GCLF)

Führender Berater im Medienkartellrecht

JUVE Handbuch, 2020/2021

Führender Berater im Kartellrecht

JUVE Handbuch, 2020/2021

Nennung als Top Anwalt für den Bereich Kartellrecht

WirtschaftsWoche Top-Kanzleien 2020, In Kooperation mit: Handelsblatt Research Institute

Memberships & Roles

  • Chair of the World Law Group’s Antitrust & Competition Practice Group
  • International Bar Association (IBA)
  • Studienvereinigung Kartellrecht e.V.
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  • "Die 10. GWB-Novelle: Mehr als eine Digitalisierungsnovelle", Betriebsberater (BB) 2021, 579 (together with Dr Dietmar Rahlmeyer, Peter Giese)
  • "Die 10. GWB-Novelle (GWB-Digitalisierungsgesetz) – der Regierungsentwurf", Betriebsberater (BB) 2020, 2691 (together with Dr Dietmar Rahlmeyer, Peter Giese)
  • Competition Rules, Doing Business in Europe, 2017, Sweet & Maxwell (together with Prof. Dr Matthias Eck)
  • Kommentierung von § 36 Abs. 1 GWB (Materielle Fusionskontrolle), Loewenheim/Meessen/Riesenkampff, Kartellrecht, Band 2 GWB 2006
  • "Identifizierende Pressemitteilungen des Bundeskartellamts bei der Einleitung von Untersagungsverfahren", zusammen mit Dr. Rolf Hempel, WuW 2006, p. 127 ff
  • "Neues Deutsches Kartellgesetz", zusammen mit Dr. Christian Haellmigk, BB 2005, p. 1509 ff
  • "Erste praktische Erfahrungen mit Zusagenentscheidungen nach Art. 9 Verordnung (EG) Nr. 1/2003", zusammen mit Kai Neuhaus, EuZW 2005, p. 620 ff
  • "Referentenentwurf der 7. GWB-Novelle: Tiefgreifende Änderungen des deutschen Kartellrechts", zusammen mit Dr. Christian Haellmigk, BB 2004, p. 389 ff
  • Handbuch des Vertriebsrechts, 2. Auflage, C.H. Beck 2003, Martinek/Semler/Habermeier (Hrsg.)
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Lectures list

  • Numerous lectures and seminars on EU and German competition law
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  • 1995: PhD
  • 1991: Second state examination in law, Munich
  • 1987 - 1990: Trainee lawyer in Munich, including training with Cleary Gottlieb Steen & Hamilton in Brussels in 1990
  • 1987: First state examination in law, Munich
  • 1983 - 1987: Law studies in Munich and Geneva
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Ger­many amends the law against re­straints of com­pet­i­tion
On 20 Janu­ary 2021, ex­tens­ive amend­ments to Ger­man com­pet­i­tion law came in­to force with the en­act­ment of the 10th amend­ment to the Ger­man Act against Re­straints of Com­pet­i­tion (GWB), which was passed...
The 10th amend­ment to the Ger­man Act against Re­straints of Com­pet­i­tion...
Com­pre­hens­ive amend­ments to Ger­man com­pet­i­tion law came in­to force today with the 10th amend­ment to the Ger­man Act against Re­straints of Com­pet­i­tion (GWB) in the form of the GWB Di­git­isa­tion Act.1 This...
CMS ad­vises sav­ings banks in Kais­er­slaut­ern on mer­ger
Stut­tgart – Dis­trict sav­ings bank Kre­is­s­par­kasse Kais­er­slaut­ern is mer­ging with its mu­ni­cip­al coun­ter­part Stadts­par­kasse Kais­er­slaut­ern. This in­volves Stadts­par­kasse Kais­er­slaut­ern be­ing ab­sorbed in­to...
CMS ad­vises Dürr on ac­quis­i­tion of ma­jor­ity stake in team­tech­nik
Stut­tgart – The Dürr Group has ac­quired 75% of the shares in team­tech­nik Maschinen und An­la­gen GmbH, thereby strength­en­ing its mar­ket po­s­i­tion in the auto­ma­tion sec­tor. team­tech­nik, which is headquartered...
CMS ad­vises share­hold­ers in bi­otech com­pany Labor Dr. Merk & Kolle­gen on...
Stut­tgart – Phar­ma­ceut­ic­al group Boehringer In­gel­heim has signed an agree­ment to ac­quire all the shares in Ger­many-based bi­otech com­pany Labor Dr. Merk & Kolle­gen. Boehringer In­gel­heim in­tends to use...
CMS ad­vises IT group Bechtle on ac­quis­i­tion of CAD/CAM soft­ware spe­cial­ist...
Stut­tgart – Bechtle AG has ac­quired DPS Soft­ware GmbH as well as 14 sales of­fices in Ger­many, three loc­a­tions in Aus­tria and two in Switzer­land. DPS has its headquar­ters in Lein­felden-Ech­terdin­gen...
Mer­ger Con­trol Guide 2020
The Mer­ger Con­trol Guide 2020 briefly out­lines in­form­a­tion on two of the most im­port­ant ques­tions of mul­tijur­is­dic­tion­al mer­ger con­trol fil­ings in 91 jur­is­dic­tions around the world, look­ing in par­tic­u­lar...
CMS ad­vises Schuler on sale of Body Pan­el busi­ness unit to Ac­cur­sia Cap­it­al...
Stut­tgart – Schuler Pressen GmbH has sold its Body Pan­el busi­ness unit to a con­sor­ti­um com­pris­ing private equity firms Ac­cur­sia Cap­it­al and Nav­ig­at­or Cap­it­al as part of an as­set deal. The busi­ness unit...
Vic­tory for ROSS­MANN be­fore Fed­er­al Court of Justice with aid of CMS
Stut­tgart – At the be­gin­ning of 2018, Dirk Ross­mann GmbH lodged an ap­peal at the Fed­er­al Court of Justice (BGH) against the rul­ing handed down by Düs­sel­dorf High­er Re­gion­al Court (OLG) (Case Ref. V-4...
CMS sup­ports Bechtle on ac­quis­i­tion of IT spe­cial­ists Bück­er and Cof­fee
Stut­tgart – CMS Ger­many has ad­vised Bechtle AG on its ac­quis­i­tion of spe­cial­ist firms R. Bück­er EDV-Be­r­a­tung Dat­en­tech­nik GmbH and Cof­fee GmbH. A team headed by Dr Har­ald Kah­len­berg ad­vised the IT...
CMS ad­vises Bechtle on ex­pan­sion of man­aged ser­vices op­er­a­tions
Stut­tgart – A team from law firm CMS Ger­many headed by Dr Har­ald Kah­len­berg ad­vised Bechtle AG on all mer­ger con­trol as­pects of the re­cent ex­pan­sion of its part­ner­ship with IBM. Un­der the terms of the...
CMS Dawn Raid As­sist­ant app
CMS has launched a free mo­bile ap­plic­a­tion that provides guid­ance for com­pet­i­tion-law dawn raids in 27 coun­tries.Dawn raids are be­com­ing more com­mon these days, with au­thor­it­ies im­pos­ing huge fines, in­spect­ors...