Maintaining corporate headquarters in Berthoud, Colo., Mayo Industries is a full-service engineering and design, project and construction management, fabrication and field construction company. The company is involved with all phases of a project, including concept design and engineering through on-site project completion. Mayo Industries employs skilled engineers, designers and support staff with a combined knowledge of more than 70 years experience in the oil and gas industry. Its client portfolio consists of Xcel Energy, Kerr-McGee Corporation, Kinder Morgan, Williams Energy, Encana Production USA, Western Gas Resources, Questar and El Paso Energy.