Hull 30 "Bo Brusco" -Delivered Nov 2014


Hull 28 - Updated Oct 16, 2014


 Video page


Recent projects - Updated Dec 2014


Printable Equipment Spec Sheets


Engineered interlocking modular barges.


Photo below shows one of many assembled configurations.

Find our vessels working on the river.  Click here for Live Ships Map and follow instructions.


We recently received the prestigious award for "Significant Boat of the Year" on tug "Bob Franco"



We are located in Portland, Oregon, USA on the Columbia River system.  Offering repair, retrofit and construction of tugs, barges and commercial steel vessels.  Serving the marine industry for over 30 years and offering ancillary services of drydocking, repowering, diving, cranes, pile and dock work, piping, equipment installation and mechanical contracting.  Additionally, we have a well-maintained fleet of marine construction vessels (tugs, derrick and barges) to serve water-based construction and environmental services.

< DMI's tugs, Cougar & Crown Z delivering the DB Vulcan and DMI60 to job site at Sellwood Bridge. Dec 2011.


A busy shipyard.


A recent visitor to Diversified Marine.

Who says wildlife cannot prosper in harmony with industry?


Mailing address:  PO Box 83723, Portland, OR  97283

Shipping address: 1801 North Marine Drive, Portland, OR  97217

Phone: (503) 289-2669   Fax: (503) 289-2825