Dr. Simon C. Manner

An der Alster 64

20099 Hamburg

T +49 40 999 99 47 40

F +49 40 999 99 47 41


Simon Manner assists and represents companies in commercial, construction and energy disputes as well as in complex contract negotiations. In addition, he acts as arbitrator (chairman, sole arbitrator and co-arbitrator) and as member of dispute adjudication boards.


Simon Manner combines many years of experience as in-house counsel in a globally operating wind energy company with his experience as an attorney in dispute resolution law firms. He has a broad track record as counsel and arbitrator in disputes relating to, inter alia, construction and machinery, energy (oil & gas, renewables), infrastructure, corporate law, post M&A, intellectual property and international trade.


Simon Manner is recognized in leading rankings: “frequently acts as both counsel and arbitrator in high-stakes disputes relating to contract, energy and infrastructure matters, with sources noting that he is ‘definitely a person to watch’” (Who’s Who Legal Germany Arbitration 2019); “‘a stellar lawyer’ who draws widespread praise for his ‘great legal mind’ and ‘no-nonsense approach’” (Who’s Who Legal Arbitration Future Leaders 2019); “a first-class practitioner, highly regarded for his excellent work as both arbitrator and counsel in complex commercial disputes” (Who’s Who Legal Arbitration Future Leaders 2018).


Before founding MANNER SPANGENBERG, Simon Manner was Senior Legal Counsel with the Nordex Group and globally responsible for handling the company’s disputes and negotiated numerous construction and procurement contracts. Prior to his in-house role, he worked for over five years as an attorney in Hamburg. Simon Manner studied law at the Universities of Freiburg and Basel (Doctor of Laws, summa cum laude).


Simon Manner is a member of the Editorial Board of the Journal of International Arbitration, a former co-chair of DIS40, and participated in the committee for the revision of the DIS Arbitration Rules. He regularly speaks at conferences and authored numerous publications on dispute resolution and contract law.

MANNER SPANGENBERG Partnerschaft von Rechtsanwälten mbB 

An der Alster 64 | 20099 Hamburg | T +49 40 999 99 47 40 | F +49 40 999 99 47 41 | office@mannerspangenberg.law