Mellen Engineering provides professional services to plan, design, and construct commercial, industrial, residential and infrastructure projects in the State of Arizona. It offers services in the areas of site design, utility design, water resources, storm water and drainage, and transportation engineering. In addition, it coordinates the design of water storage facilities, pump stations, transmission and distribution mains, storage tanks, reservoirs, geologic and hydraulic investigation, and in ground water management and modeling. Mellen Engineering was founded in 2007 and is headquartered in Phoenix,Arizona and looking to expand.