From the website:
PND is a consulting engineering firm that was founded in 1979. The firm has offices located in Anchorage and Juneau, AK Seattle, WA Portland, OR Houston, TX, and Vancouver, BC. PND is a full-service consulting engineering company, providing civil, structural, geotechnical, coastal and marine, hydrology and hydraulics, construction engineering, and research and development services. PND provides services to local, state and federal governments, individuals, businesses and corporations.