Benchmark Surveying LLC, 3019 Western Ave, Gadsden, AL 35904, US

Earl Dudley, Inc has been serving the construction and surveying industries for over 70 years with locations throughout the Southeast United States. As one of the Topcon Authorized Dealers, the firm provides the latest technology in surveying equipment and supplies, global positioning system (GPS), machine control, laser scanners and software. It began operations in 1938 as a company that focused on repairing surveying instruments. The firm offer a services ranging from purchasing new or used equipment, accessories or field supplies, repairing optical to digital or electronic instruments or renting a piece of equipment.