Hans-Martin Dittmann Partner

Dr. Hans-Martin Dittmann



Areas of expertise

Special sector knowledge

  • Energy, infrastructure & environment
  • Healthcare & life sciences
  • Public & social sector


  • German
  • English

Brief biography

  • Since 2019 Mazars Rechtsanwaltsgesellschaft mbH
  • 2005 - 2018 PricewaterhouseCoopers Legal AG Law Firm, Local Partner and Managing Attorney
  • 2000 - 2018 PricewaterhouseCoopers GmbH auditing company, Director
  • 1995 - 2000 Attorney at law/authorized signatory at WIBERA Wirtschaftsberatung AG
  • 1991 - 1993 Research Assistant at the Institute for Environmental and Technical Law at the University of Trier
  • 1993 - 1995 Legal clerkship in Berlin, at the same time part-time scientific assistant at the "Independent Expert Commission on the Environmental Code at the Federal Ministry for the Environment, Nature Conservation and Nuclear Safety", Berlin
  • 1985 - 1991 Law studies in Trier and Lancaster (England)


Dr. Hans-Martin Dittmann joined Mazars as a Partner in 2019 and is providing legal advice in the public services/energy practice areas at the office in Berlin. He advises municipal and state administrations and their affiliated companies, particularly utilities, transport and waste management companies, as well as healthcare institutions, in all legal matters. Dr. Hans-Martin Dittmann has many years of experience in public commercial law (waste, water and wastewater law, public procurement and state aid law, municipal commercial law, public price, finance and municipal tax law) as well as in energy and antitrust law. His primary focus is advising on the remunicipalization/privatization/reorganization of facilities in the water, wastewater and waste management sectors and the energy, health and social services sectors. Furthermore, he focuses on structuring cooperations and mergers, conducting concession proceedings for cities and municipalities and advising utilities in their applications for concessions (electricity, gas, water and district heating).


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