- Studies of law in Bielefeld
- Legal trainee in Münster
- Qualified German lawyer
- Certified specialist attorney for public procurement law
- Juristische Gesellschaft zu Berlin
- German Bar Association
- ARGE Baurecht (Working Group for Construction law und Real Estate Law, a section of the German Bar Association)
- ARGE Vergaberecht (Working Group for Public Procurement Law, asection of the German Bar Association)
- ARGE Mietrecht und Immobilien (Working Group for Tenancy und Real Estate Law, asection of the German Bar Association)
- Deutsches Vergabenetzwerk (German Procurement Network)
- Several publications in the field of public and civil law.
Fields of work
- Mr. Duhme works in the fields of civil and public law, specialising in commercial tenant law, real estate law, procurement law and administrative law both as a legal advisor and as litigator.