Matthäus Fons

Attorney-at-Law (Rechtsanwalt)
Baker Tilly Steuerberatungsgesellschaft mbH & Co. KG
Saarlandstraße 23
44139 Dortmund
Phone: +49 231 77666-176
Fax: +49 231 77666-411

Professional Education

  • Legal clerkship in the district of the Higher Regional Court of Hamm (2nd state law degree)
  • Law studies at the University of Bielefeld (1st state law degree)

Previous professional positions

  • Public procurement lawyer for public/rail passenger transport at BBG und Partner in Bremen
  • Lawyer at Gellner & Collegen in Verl
  • Legal clerk at PwC Legal in the field of energy, public procurement law and public services in Düsseldorf
  • Research assistant at the chair of public law, finance and tax law at the University of Bielefeld

Key Areas of Expertise

  • Public procurement law, energy law and contract law
  • Advising regional authorities, railroad companies, network operators, municipal companies and investors on public procurement and energy law issues
  • Contract negotiations, contract drafting and enforcement of contractual claims
  • Representation of public clients and bidders in review and judicial proceedings before the public procurement chambers and courts

Key industries/Sectors

  • Public/rail passenger transport
  • Energy and water industry
  • Public sector

Selected Publications

  • The linking of the Swiss and EU emissions trading systems, Journal of Environmental Law, 6th ed. 2021, pp. 339- 346 (german title: Die Verknüpfung der Emissionshandelssysteme der Schweiz und der EU, Zeitschrift für Umweltrecht, 6. Ausgabe 2021, S. 339-346)


  • Lecturer at the academy for Police and Public Administration for police and order law in Bielefeld
  • Doctoral student at Bielefeld University on the topic "Comparison of European carbon pricing instruments