DEC, formerly Dannenbaum Engineering Corporation, a premier civil engineering and design firm since 1945, leverages its technical expertise, relationships, and experience for client success.By understanding and responding to client needs, we strive todeliver engineering excellence, build enduring relationships andimprove Texas communities with all types of public and privateinfrastructure. Our service offerings include:Public infrastructureSurface transportationLand developmentHydrology and hydraulicsAirportsPorts and harborsDEC is built on a legacy of innovation, leadership, client service, andengineering excellence. More than an engineering firm, we teamwith clients and others to find innovative solutions to makecommunities better.Through the decades, we've partnered to provide safe water and sewer systems, address subsidence, and identify ways to fund mass transit and highway projects.