Maritime Expertise since 1947.

About us


WESELMANN, Maritime Expertise since 1947.

Since 1947, WESELMANN has been a beacon of maritime expertise, headquartered in the vibrant maritime hub of Hamburg, Germany.

What we do

Ship Valuations

As independent shipping experts and analysts, we work with many of the leading international ship financiers and banks, as well as with national and international shipping companies and ship owners.

Marine Surveys

Weselmann has been performing inspections and technical assessments for many decades - nationally and internationally. We inspect around 750 ships and watercraft worldwide every year.

Towage Approvals

We have extensive international experience in towage approvals.

Factory Acceptance Tests

We provide this service to numerous shipyards and protect their interests during FAT to ensure the quality and conformance of equipment purchased from the supplier to specifications.

Risk Assessments and Loss Prevention

We provide independent risk assessment and loss prevention on behalf of marine underwriters and P&I clubs.


We provide inspections and general supervision services for the technical departments of shipping companies.

Inland Waterway Services

As the appointed consultants to the Hamburg Port Authority (HPA) and the Central Ships Inspection Commission for Inland Waterway Vessels (ZSUK/GDWS), Mainz, we have been providing dedicated services to them for decades.

Marine Consultancy Services

Since Weselmann was founded in 1947, we have built up decades of experience in the field of maritime consulting.

Sustainability Assessment

With our in-depth knowledge and decades of experience, Weselmann can provide a sustainability assessment of projects in the shipping and shipbuilding industry.