Dredging Supply Company - Portable dredge manufacturer in Harahan, Louisiana. Pipefloats - Manufacture pipe and platform flotation products. Applications include dredging, mining, marinas, outfalls and sewerage industries. Marsh Buggies, Inc. - Manufacturers of amphibious equipment designed to work through mud, swampland and other harsh terrains. Products include buggies, excavators and draglines. Twinkle Co - Manufactures sand and gravel dredges, winches, cutters, and accessory products. Wilco - Manufacture, service and rental of soft terrain-amphibious vehicles for dredging and excavation. Normrock - Manufactures amphibious machinery for dredging and aquatic excavation. [French/English/Spanish] Dredge Brokers LLC - Brokers of marine dredges, workboats, barges, pumps, boosters, components, and support equipment. Offers free listings. Innovative Material Systems - Manufacturer of transportable hydraulic dredging equipment and pump systems. Prairie Village, Kansas. The Rotech Group - Manufactures dredging tools that use the mass flow propeller technique to effectively excavate non-cohesive, unconsolidated, granular material.