Dredging, Environmental and Marine Engineering NV (in short DEME) is an international group of specialised companies in the field of capital and maintenance dredging, land reclamation, port infrastructure development, offshore related services for the oil & gas industry, farshore windfarm installation, environmental remediation a.o. The groupis based in Zwijndrecht, Belgium, and has current operations on the five continents. The roots of the group date back to the mid 19th century.