Electrical Reliability Services, established in 1971, manages more than 30 service locations in the United States. The company serves clients in the refining, chemical, power, health care, oil and gas, and food and beverage industries. It offers electrical testing, preventive maintenance and engineering services. The company provides services for batteries, cables, circuit breakers, meters, switches, motor control centers, grounding systems and transformers. Electrical Reliability Services also creates and updates single-line diagrams. In addition, the company offers turnaround, repair, retrofiting, and commissioning and startup services. It provides thermography, emergency and educational solutions. Electrical Reliability Services is a part of Emerson Process Management.