DEC | Engineering Excellence
Alan Hirshman has extensive experience in the engineering field, currently serving as President of RASS ENGINEERING, LLC since September 2021. Additionally, Alan has held the position of Sr. Project Manager at Dannenbaum Engineering since April 1979. Alan's educational background includes a degree in Civil Engineering from the University at Buffalo, completed between 1973 and 1976, following earlier education at Oceanside High School from 1968 to 1971.
DEC | Engineering Excellence
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 to deliver engineering excellence, build enduring relationships and improve Texas communities with all types of public and private infrastructure. Our service offerings include: Public infrastructure Surface transportation Land development Hydrology and hydraulics Airports Ports and harbors DEC is built on a legacy of innovation, leadership, client service, and engineering excellence. More than an engineering firm, we team with clients and others to find innovative solutions to make communities 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.