Overview Natural Systems Design, Inc. (NSD) is a Pacific Northwest firm of passionate geomorphologists, hydrologists, engineers, fisheries biologists, landscape architects, and ecologists, created to make a positive contribution to the natural world. Founded in 2003, we are a Small Business Association (SBA) certified small business (DUNS #019851651), with an interdisciplinary team of 38 professional scientists and engineers on staff. Restoration of river, stream, shoreline, and wetland functions and habitat is the sole focus of our work at NSD. We specialize in reach-scale, bioengineered stream restoration designs that are based on understanding the relationships between site hydrology, topography, soils, and local seasonal cycles, as well as the habitats needs of nat