Established in 1944, H.W. Lochner is an employee-owned engineering and consulting company. It maintains a staff of more than 500 employees and operates over 25 offices throughout the United States. The company offers a range of civil engineering, policy analysis, and design and build services. H.W. Lochner provides environmental analysis, hydraulic modeling, stream restoration, wetland mitigation, and highway and road design solutions. It also offers a range of traffic engineering and transportation planning services. The company provides various construction management solutions, including quality assurance, material testing, and field inspection and engineering. In addition, H.W. Lochner offers utility coordination and relocation services.