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The 2026 WorkBoat Diesel Directory is here. See engine specs and manufacturer listings for the U.S. commercial fleet. → Download Free

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Latest News
WorkBoat toured Silverback Marine in April for an inside look at the builder's production facility, where aluminum workboats are fabricated and assembled, and to learn more about the company's ongoing expansion plans. WorkBoat photo.
July 13, 2026

WorkBoat tours Silverback Marine

Donjon Marine vessels conduct salvage operations at the site of the collapsed Francis Scott Key Bridge in Baltimore. The company's fleet supported the complex, months-long effort to clear the shipping channel following the March 2024 bridge collapse. Donjon Marine photo.
July 13, 2026

Donjon Marine wins $180 million Navy salvage services contract

Berg Propulsion designs and manufactures integrated propulsion and electrical systems for commercial vessels. Berg Propulsion photo.
July 13, 2026

Kongsberg Maritime to acquire Berg Propulsion

The tugboat Mary McAlister was built by Washburn & Doughty Associates and will enter service later this year. McAllister Towing and Transportation photo.
July 13, 2026

Washburn & Doughty launches tugboat Mary McAllister

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