%
rated A+
million USD Limit
days at your service
correspondents worldwide
In 2018, Thomas Miller Specialty (TMS) expanded its fixed premium P&I business through the acquisition of Hanseatic Underwriters and has now combined its fixed premium P&I businesses to create one integrated team across two strong hubs, Hamburg and London. TMS' and Hanseatic's websites will be merged in due course to provide our customers one uniform and service driven online platform. During the transition period you can find further information about Thomas Miller Specialty here:
Latest News from Hanseatic Underwriters™
Renaming of ZAM to TMS
The managing company behind Hanseatic Underwriters™, Zeller Associates Management Services was renamed to Thomas Miller Specialty on 17 September 2019. The renaming will have no effect on our business relations, in particular the contact persons known to you and their contact details.
Thomas Miller Specialty enhances Global P&I offering
Thomas Miller Specialty has now combined its three fixed premium P&I businesses to create one integrated team across two strong hubs, Hamburg and London.
Information on personnel changes at Hanseatic Underwriters
Following the acquisition of the Zeller Group in October 2018, Thomas Miller is implementing further changes in Thomas Miller Specialty GmbH (TMS GmbH). The aim of these adjustments is to develop Hamburg into a strong hub for the Fixed Premium P&I business within...
Update on the Hanseatic P&I and FD&D Security Structure w.e.f. 1 April 2019
We gladly announce that we rearranged Hanseatic’s security structure with effect from 1 April 2019. Global leading insurance company AIG together with Lloyd’s security provide first class insurance cover up to a limit of USD 500m.
Thomas Miller concludes acquisition of specialist insurance services Group, Zeller Associates
Thomas Miller has successfully acquired Hanseatic Underwriters, together with the other Insurance Services businesses of Zeller Associates.
Update on the Hanseatic P&I and FD&D Insurance Consortium w.e.f. 1 October 2018
With effect from 1 October 2018 we slightly rearrange our consortium with an experienced and marine business affiliated syndicate.
Our Products
No matter if you look for rock-solid Protection & Indemnity or taylor-made Freight, Demurrage & Defence –
you always get our specialist underwriting for P&I and FD&D!

Core Features
For our customers’ satisfaction all our insurance products fullfill the hightest standards!
Fixed premium
We follow our proven philosophy and offer P&I and FD&D cover on a fixed-premium basis only.
Fully A+ rated
All insurers participating in our insurance products are fully A+ rated.
No supplementary calls
No need of “supplementary call” payments for claims of others, when a bad year is expected.
No additional calls
At the signing of the contract assureds know their final insurance costs.
Reliable acceptance
All aspects from “Arrest Guarantees” , “Bank Acceptance” or “Japan Admission” to “COFR” or “Blue Cards” are reliably covered by our services.
Rules & conditions
Clearly understandable insurance conditions according to international standards

Our Portfolio
The successful concept of focussing on small and medium-sized vessels led to an actual portfolio of more than 2,600 vessels covered by Hanseatic P&I, Hanseatic Defence and Hanseatic Cruise Cover.
Active vessels

- Tanker 2%

- Bulker 8%

- Container 21%

- General Cargo 45%

- Special Craft 7%

- Others 17%