Home / People / Dr. Tilman Niedermaier
Tilman Niedermaier

Dr. Tilman Niedermaier, LL.M. (University of Chicago)


CMS Hasche Sigle
Nymphenburger Straße 12
80335 Munich
Languages French, English, German

Tilman Niedermaier represents clients in complex disputes before courts and arbitral tribunals. He is an expert in international procedural and contract law and focuses on corporate, commercial and international investment disputes. Tilman advises on matters related to large-scale projects, distribution and procurement contracts, license and IP agreements, M&A contracts and joint ventures in a variety of industry sectors (i.a. automotive, aerospace & defence, engineering, energy, infrastructure & transport and sports). Tilman also acts as arbitrator.

He joined CMS in 2010 and has been a partner since 2018. Prior to that, Tilman was a research fellow at the Institute of International Law of the Ludwig Maximilians University Munich and worked for a lawyer admitted to the German Federal Supreme Court. He is a lecturer at the Martin Luther University Halle-Wittenberg for international procedural and arbitration law.

more less

"Tilman Niedermaier is a well-respected arbitration lawyer who 'combines outstanding legal capability with the thought leadership and strategic thinking needed to secure the best possible results for his clients'."

Who's Who Legal 2020

"smart, analytic, flexible, pleasant to work with", "rising star as arbitrator", competitor

JUVE German Commercial Law Firms 2020 (GCLF)

Listed for Arbitration and Mediation

Deutschlands beste Anwälte 2019 – Handelsblatt in Kooperation mit Best Lawyers

Listed in "Rising Stars in Commercial Arbitration"

Expert Guides Rising Stars, 2018 and 2019

"Tilman Niedermaier at CMS Hasche Sigle is 'one of the rising stars in the German arbitration market' who 'always displays very strong advocacy skills while keeping his composure and calm'. Sources consider him 'a very knowledgeable arbitration specialist'."

Who's Who Legal 2019

Listed for Arbitration and Mediation

Deutschlands beste Anwälte 2018 – Handelsblatt in Kooperation mit Best Lawyers

"Tilman Niedermaier is 'extremely well recognised' in the arbitration sphere and ranks prominently for his vast experience handling commercial arbitration proceedings."

Who's Who Legal 2018

Listed for Arbitration / Dispute Resolution / Mediation

Deutschlands beste Anwälte 2017 – Handelsblatt in Kooperation mit Best Lawyers

"Tilman Niedermaier is praised as ‘very precise and good to work with; he is an excellent lawyer with a first-class analytical mind’"

Who's Who Legal 2017

Relevant experience

  • Representation of a Serbian employer in a dispute regarding a bridge construction project in an ICC arbitration with seat in Paris
  • Representation of a German joint venture partner in a dispute in the water purification sector in an ICC arbitration with seat in Singapore
  • Representation of a German client in a dispute in the transport & logistics sector in an ICC arbitration with seat in Zurich
  • Counsel in a series of merger control arbitrations
  • Representation of a wind turbine manufacturer in a multi-jurisdiction case regarding serial defects
  • Representation of a client from the automotive sector in ICC Emergency Arbitrator Proceedings
  • Representation of a client in a dispute regarding a large-scale aerospace & defence project
more less


  • 2013: PhD (University of Goettingen)
  • 2010: LL.M. (University of Chicago The Law School)
  • Trainee lawyer (Munich Higher Regional Court)
  • 2006: First state examination (University of Munich)
  • 2004: Certificat de Droit Transnational (University of Geneva)
  • Law studies in Munich and Geneva
more less


  • ICC (Member of the Commission on Arbitration and ADR)
  • German Institution of Arbitration (DIS)
  • Arbitrator at the German Court of Arbitration for Sport
  • Association Suisse de l'Arbitrage (ASA)
  • International Bar Association (IBA; Member of the Subcommittee on International Commercial Arbitration Case Law and of IBA Arb40)
  • IP Dispute Resolution Forum of the Max-Planck-Institute of Innovation and Competition (IPDR; Member of the Advisory Board)
  • German-American Lawyers‘ Association (DAJV)
  • German National Academic Foundation alumnus
more less


  • Hello, DIS Rules 2018 – An Introduction to the Revised Arbitration Rules of the German Arbitration Institute (DIS), b-Arbitra | Belgian Review of Arbitration, Volume 2019 Issue 1, p. 87 et seq., together with Falco Kreis
  • Industrie 4.0 und gewerblicher Rechtsschutz – Was alternative Streitbeilegung bei FRAND-Streitigkeiten leisten kann, ICC Germany-Magazin, November 2018, p. 75 et seq.
  • Resolution of IP disputes and arbitration, CD Corporate Disputes, Oct-Dec 2018, 35
  • Post Merger Arbitration – Schiedsverfahren und Fusionskontrolle, M&A Review 2018, 130, together with Armin Dürrschmidt
  • Renewable Energy Disputes in Maxi Scherer (ed.), Arbitration in the Energy Sector, Chap. 4, 2018 Oxford University Press, together with Simon Manner
  • Kommentar zur UNCITRAL-Schiedsgerichtsordnung in Rolf A. Schütze (ed.), Institutionelle Schiedsgerichtsbarkeit, 3. Aufl., Kapitel XII., Heymanns 2017, together with Paolo Michele Patocchi
  • Schiedsgerichtsbarkeit und Energiewende – Aktueller Stand und Herausforderung bei erneuerbaren Energien, ICC Germany-Magazin, December 2017, p. 40 et seq
  • Der Fall Claudia Pechstein – eine Analyse mit Blick auf die Causa Dominique Taboga in Andreas Grundei / Martin Karollus (ed.), Berufssportrecht VIII, Jan Sramek Verlag 2017
  • Zur Group of Companies Doctrine und der Auslegung der subjektiven Reichweite von Schiedsvereinbarungen – Welches Recht ist anwendbar?, in Liber Amicorum Siegfried Elsing, Frankfurt am Main 2015, p. 475, together with Klaus Sachs; English version: On the "group of companies doctrine" and interpreting the subjective scope of arbitration agreements – which law applies?, Revista de Arbitragem e Mediação, vol. 50/2016, p. 539
  • Arbitration in the United States in Stephan Balthasar (ed.), International Commercial Arbitration, Chapter 19, C.H. Beck, Hart Publishing, Nomos 2016
  • Die Durchsetzung von Document Production Orders in internationalen Schiedsverfahren, ZVglRWiss 114 (2015) 449, together with Klaus Sachs
  • Die Rechtsfigur der "adverse inferences" in der internationalen Schiedsgerichtsbarkeit, in Walter Eberl (ed.), Beweis im Schiedsverfahren, Nomos 2015, together with Klaus Sachs
  • The Athlete as the "Weaker" Party, Geisinger Elliott Geisinger/Elena Trabaldo (eds.), Sports Arbitration: A Coach for Other Players? – ASA Special Series No. 41, Chap. 8, Juris Publishing 2015
  • Schiedsvereinbarungen im organisierten Sport, SchiedsVZ 2014, 280
  • Arbitration Agreements between Parties of Unequal Bargaining Power – Balancing Exercises on Either Side of the Atlantic, ZDAR 2014, 12
  • Schieds- und Schiedsverfahrensvereinbarungen in strukturellen Ungleichgewichtslagen - Ein deutsch-U.S.-amerikanischer Rechtsvergleich mit Schlaglichtern auf weitere Rechtsordnungen, VVerfR 97, Mohr Siebeck 2013
  • UNCITRAL Arbitration Rules in Rolf A. Schütze (ed.), Institutional Arbitration, Chapter XV, C.H. Beck, Hart Publishing, Nomos 2013, together with Paolo Michele Patocchi
  • Schiedsgerichtsbarkeit und Finanztermingeschäfte – Anlegerschutz durch § 37h WpHG und andere Instrumente, SchiedsVZ 2012, 177
  • Overriding Mandatory Provisions Before Arbitral Tribunals – Some Observations, Liber Amicorum for Bernd von Hoffman in Herbert Kronke/Karsten Thorn (eds.), Gieseking 2011, also published in 34 Revista de Arbitragem e Mediação (2012) 159, together with Klaus Sachs
  • Kommentar zur UNCITRAL-Schiedsgerichtsordnung in Rolf A. Schütze (ed.), Institutionelle Schiedsgerichtsbarkeit, 2. Aufl., Kapitel XII., Heymanns 2011, together with Paolo Michele Patocchi
  • Unwirksame Schiedsklausel in Franchiseverträgen durch Wahl des Tagungsortes im Ausland?, SchiedsVZ 2009, p. 196, together with mit Markus Schulz
more less

Lectures list

  • Combining efficiency, due process, transparency, predictability and confidentiality in arbitral proceedings - a dreamland?, YAR Conference, 10 October 2019, Lisbon
  • Who's Who Legal Future Leaders: Arbitration Conference, Oxford Union style debate – motion "This house believes the rise of new regional arbitral seats and institutions will change international arbitration for the better", 26 June 2019, London
  • Collective Redress in Germany and the EU, BUJ Regional Group Meeting, 6 June 2019, Munich
  • Arbitration and the mandatory forum for consumers in cross-border banking disputes – The German perspective, joint event of Swiss Chambers' Arbitration Institution (SCAI), Zurich Chamber of Commerce and Zurich Banking Association on „Arbitrating financial disputes - are there tangible benefits?“, 26. March 2019, Zurich
  • Mediations- und Schiedsvereinbarungen, Schiedsgerichtsbarkeit & Mediation - Anwendung im gewerblichen Rechtsschutz, ICC Conference, 4 June 2018, Munich
  • Arbitration in the Renewables Sector, Panel Moderator, Renewables Arbitration, 22 March 2018, Hamburg
  • Wishful thinking or thinkable reality – effiziente Schiedsverfahren in Großprojekten, Panel Moderator, CMS Dispute Resolution Retreat 2017, 16 November 2017, Hamburg
  • The Conduct of Arbitration Proceedings, WIPO Mediation and Arbitration Workshop, Panel Discussion, 9 November 2017, Munich
  • ASAb40 - DIS40 - ArbIt – YAAP Summer Retreat 2017, Newsflash Germany, 15 July 2017, Baden/Vienna
  • Die Sportschiedsgerichtsbarkeit auf dem Prüfstand (Causen Pechstein &Taboga), Symposium zu aktuellen Rechtsfragen des Berufssports‎ XV, 17 October 2016, Vienna
  • The relationship between state courts and arbitral tribunals -‎ The German perspective, 5th DIS Baltic Arbitration Days, 3 June 2016, Riga
  • Gas Pricing Disputes – A New Wave and Old Challenges?, Panel Moderator, DIS 40 Nord, 19 May 2016, Hamburg
  • Geheimnisschutz im Zivilprozess – Die schiedsrechtliche Perspektive, Gesprächskreis Litigation, 14 April 2016, Munich
  • The Arbitral Proceedings: Party Autonomy v. Efficient Case Management, arbit / ASA below 40 – Party Autonomy: Use It Wisely, Use It Efficiently, 12 February 2016, Rome
  • Levelling the playing field in sports arbitration, DIS Conference - Power Imbalances in International Dispute Resolution, 23. September 2015, Berlin
  • Herausforderungen an die Sportschiedsgerichtsbarkeit und Lösungsansätze – Dabei sein ist alles? Einblicke in die Sportschiedsgerichtsbarkeit, DIS 40 Nord, 20 May 2015, Hamburg
  • Counsel Ethics in International Arbitration, YIAG Workshop, 10 November 2014, Istanbul
  • The role and powers of the arbitral tribunal in respect of misconduct by parties and counsel, VI Belgrade Arbitration Conference, 4 April 2014, Belgrade
  • Policing misbehaviour by counsel and experts - who decides? - The role and powers of the arbitral tribunal, ASA Below 40 Seminar - The straight and narrow - legal and ethical rules applicable to counsel, expert and arbitrators, 9 November 2013, Zurich
  • The Athlete as the "Weaker" Party, ASA International Arbitration Annual Conference - Sports Arbitration: A Coach for Other Players?, 27 January 2012, Lausanne
more less


Show only
CMS ad­vises AFIN­UM on sched­uled sale of minor­ity stake...
05 Dec 19
Emer­gency re­lief in in­ter­na­tion­al ar­bit­ra­tion
The name of the Scot­tish philo­soph­er Adam Smith is in­sep­ar­ably linked to his mani­festo on free-mar­ket cap­it­al­ism and the di­vi­sion of labor - An In­quiry In­to The Nature And Causes Of The Wealth Of Na­tions pub­lished...
CMS ap­points nine new part­ners at start of 2018
12 Jul 19
Three bites at the apple – the Ger­man Fed­er­al Su­preme Court provides...
Ger­man Fed­er­al Su­preme Court, De­cision of 9 May 2018, I ZB 77/17 In a 9 May 2018 de­cision, the Ger­man Fed­er­al Su­preme Court (BGH) ad­dressed the ques­tion of which ar­bit­ral awards can be chal­lenged in...
CMS ad­vises mutares AG on ac­quis­i­tion of Bal­cke-Dürr
19 Jun 19
The wind of change: Is a change of heart in an­cil­lary court pro­ceed­ings...
High­er Re­gion­al Court Frank­furt, De­cision of 12 April 2019 – 26 SchH 4/18 On 12 April 2019, the High­er Re­gion­al Court Frank­furt rendered a de­cision on the ques­tion wheth­er a party, which had in­voked...
14 May 19
To dis­close or not to dis­close: Frank­furt court rul­ing sets pre­ced­ent...
The High­er Re­gion­al Court of Frank­furt am Main, Or­der of 24 Janu­ary 2019 – 26 Sch 2/18 On 24 Janu­ary 2019, the High­er Re­gion­al Court of Frank­furt am Main (OLG Frank­furt) passed a de­cision deal­ing with...
30 Jan 19
With or without you - When does a cor­por­a­tion's ar­bit­ra­tion agree­ment...
On 16 Janu­ary 2019, the High­er Re­gion­al Court of Mu­nich (“OLG Mu­nich”) rendered a de­cision that dealt with the ques­tion of wheth­er the per­son­al scope of an ar­bit­ra­tion agree­ment entered in­to by a...
25 Jan 19
Obed­i­ence without or­der – Ap­plic­a­tion of res ju­dicata where not ap­plic­able...
I. Ger­man Fed­er­al Su­preme Court, Or­der of 11 Oc­to­ber 2018 – I ZB 9/18  The de­cision of the Ger­man Fed­er­al Su­preme Court (“BGH”) deals with the ques­tion wheth­er the ap­plic­a­tion of res ju­dicata bey­ond...
22 Nov 18
Ar­bit­ra­tion clauses in long-term con­tracts: how long does the parties’...
I. High­er Re­gion­al Court Mu­nich, Or­der of 18 June 2018 The de­cision of the High­er Re­gion­al Court Mu­nich (“OLG Mu­nich”) deals with the valid­ity of an ar­bit­ra­tion clause in a long-term pur­chase agree­ment...
07 Feb 18
Dis­putes Un­der Multi-Party Con­tracts – Who May Be Party?
High­er Re­gion­al Court Saar­brück­en, Judg­ment of 23 Novem­ber 2017 – 4 U 44/16 On 23 Novem­ber 2017, the High­er Re­gion­al Court Saar­brück­en rendered a judg­ment on wheth­er an ar­bit­ra­tion clause mod­elled...
27 Nov 17
Car­tel Dam­ages Claims - Claims Arising Out of Con­tracts?
Re­gion­al Court of Dortmund, Judg­ment of 13 Septem­ber 2017 – 8 O 30/16 (Kart) On 13 Septem­ber 2017, the Re­gion­al Court of Dortmund (“LG Dortmund”) passed a judg­ment on wheth­er car­tel dam­ages claims...