Your expert office on the Upper Rhine

For many years, the expert office Thorsten Lenz (formarly Lenz & Bierwagen) has been a competent contact partner for the Upper Rhine cargo- and sports vessels.

Our entire range of services can be found in section Our Service. Our main operational area is the Rhine and its side rivers. The Danube and Lake Constance also fall within our operational area.


If in exceptional circumstances we are not able to personally help you, we will happily help you in finding a suitable contact partner.

Member of:
  • Vereinigung westdeutscher Schiffssachverständiger e.V., Duisburg - VWSD
  • International Association for the representation of the mutual interests of the inland shipping and the insurance and for keeping the register of inland vessels in Europe - IVR.

The following distances for orientation: