In addition to representing clients in all private law matters Mr Wiesner concentrates on the following:

Company law

  • Disputes involving companies and enterprises
  • Design of company agreements
  • Directors’ liability
  • Company or enterprise agreements
  • Corporate transformations, changes in company structures
  • Representation of shareholder interests
  • Company law transactions in international contexts
  • Company acquisition, transfer of shareholdings and the law regarding company transformation
  • Legal status of foundations
  • Investment law, prospectus liability

Commercial law

  • General terms and conditions (AGB)
  • Creditors’ rights in cases of insolvency, security interests
  • Law on commercial representation, contracts for commercial representatives, distribution agreements
  • Brokerage law
  • Company acquisition
  • Execution of contracts
  • Negotiating and drafting contracts
  • UN convention CISG
  • Representation in arbitration proceedings

Industrial property rights and competition law

  • Trademark law and other distinctive marks, in particular registration of and opposition to trademarks and designs 
  • Licensing, licence agreements
  • Unfair competition, advertising law
  • Warnings under competition and copyright laws, representation in all such matters
  • Law on employee inventions

IT law

  • Design of webshops
  • Data protection law
  • Contracts to transfer or buy domains,  domain-sharing and permission-to-use contracts
  • Licence agreements 
  • Projects and providers agreements 
  • Software and hardware rental/maintenance contracts
  • Contracts for software creation 
  • Web design contracts

Traffic and transportation law

  • Claims for compensation and damages for pain & suffering
  • Reimbursement of hire car costs (accident replacement tariffs)
  • Representation in criminal charges and fines
  • Design of leasing contracts
  • Design of hire contracts
  • Design of purchase contracts
  • Representation and advice on claims for warranty defects in new and second-hand vehicles
  • Driving licences
  • Insurance law
  • Claims for transport damage
  • Forwarders
  • Law relating to national and cross-border transportation of goods by road
  • Freight agreements including chief duties and liability of carrier

Public procurement law

  • Representation of bidders’ interests during contract award procedures
  • Representation in subsequent action to examine public procurements
  • Support in drafting and executing public procurement procedures

Wilko Wiesner LL.B.
Lawyer and Notary
born on 03.03.1982 in Leer
married, 3 children


2001 – 2006 read law at Bucerius Law School and Victoria University of Wellington (New Zealand)
2004 Gained a Bachelor of Laws (LL.B.)
2006 graduated with 1st state law qualification
2006 - 2008 academic assistant in a well-known law firm in the field of public procurement/PPP
2008 - 2010 further legal training (Referendariat) in the jurisdiction of Bielefeld regional court (Landgericht)
2016 Appointed Notary in Langenberg

English (training in legal terminology), French

Legal fields:
Commercial and company law, competition, administration, IT and traffic laws 

Member of:
Deutscher Anwaltverein (DAV) e.V. (Association of German Lawyers)
Deutsch-Australisch-Pazifische Juristenvereinigung e.V. (German-Australia Pacific Association of Lawyers)
Deutsch-irische Juristenvereinigung e.V. (German-Irish Association of Lawyers)

Lectures in 
design of contracts, succession law, IT law, building and consumer laws