Shipyard De Haas Maassluis (DHM) specializes in the newbuild construction as well as complete maintenance, repairs and renovation (ILS) of patrol vessels, interceptors, USV’s, RHIB’s, pilot tenders, survey vessels, CTV’s, SAR vessels, and other specialised professional craft. Servicing many governmental and commercial clients a broad range of services is provided by highly skilled personnel.

Founded in 1879 and situated with in the heart of the in the Europort area and in corporation with group companies Powerport, and De Haas Rotterdam with two shipyards and one diesel engine company, De Haas Maassluis offers 24/7 ship and shore side services based on improved operability, innovation and high quality.

With a new DHM Interceptor range, Fast assault craft, USV’s and other vessels De Haas Maassluis focusses on national and international Law Enforcement and Defence Programs.

By offering proven ILS solutions and services long term partnerships are created focussing on maximum operability and reliably at low cost. Life Cycle Costing analyses and improved sustainably with a focus on quality are standard at De Haas Maasluis B.V.


  • ISO9001:2015
  • ISO14001:2015
  • ISO45001:2018

Platform NMC