General Info

Manson Construction Company assists its customers in various construction activities, such as dredging of ports and waterways, construction of wharfs, piers, terminals, etc. The company has one of the largest fleet of heavy-duty dredges, derricks and barges in the world. In addition, it conducts land reclamation through beach renourishment and levee construction. Situated in Seattle, Wash., Manson Construction Company has been serving the Waterways since 1905. The firm maintains a large inventory of heavy lifting derricks and cranes with capacities up to 1,000 tons that enables it to provide dockside lift services.