Knoop Holding BV has three subsidiaries: Knoop Machinery, Waterking and Knoop Baggerwerken. Knoop Holding has been known for years as an innovative company with quality and reliability as its key areas of focus. We are specialists in the development, built and use of amphibious equipment, dredging equipment and accessories. Within the holding, we develop and construct equipment that is suited for operating in poor load-bearing areas, such as wetlands, swamps, marshes but also for riverbanks, (small) waterways and canals. We exclusively use high-quality materials and brands. The products are continuously monitored on performance and efficiency by our contracting department. This makes it possible for us to supply custom-made machines. Due to our practical and highly specialised knowledge of working in poor load- bearing areas, we are in a unique position to assist you with advice in acquiring amphibious/dredging equipment and in carrying out (nature conservation) projects. Waterking BV: Market leader in Western Europe in the production of amphibious excavators and accessories.