Foss Maritime built three arctic class tugboats at its Rainier Shipyard to serve the oil and gas industries in Alaska. Foss engaged Glosten to execute this new design from...

Introducing the Glosten MP-80, the first in our new Multi-Purpose series. Designed to offer maximum versatility for a wide range of nearshore job functions in marine construction, dredging, and...

Introducing the Glosten SA-80, a thoughtfully designed 70-ton ASD tug for inner harbor service. This no-nonsense tug was carefully developed to enhance all aspects of ship assist and...

The Port of Portland's Ivanoff was lacking in propulsion and steerage both ahead and astern to meet the Port’s operational needs. In 2015, the Port of Portland commissioned Glosten...

Developed with input from experienced towboat operators, the HT-60 is the smallest of the Glosten-designed Harbor Series tugs. This workboat concept was designed to offer maximum versatility and capability...