Doble Engineering Company is the global leader in Testing Solutions, Diagnostic Systems and Engineering Expertise. Our mission is to ensure that all people globally have reliable, safe and secure energy in a sustainable world. Doble was founded in 1920, Doble Engineering Company ensures reliable, safe and secure power for all. We do this by providing comprehensive diagnostics and engineering expertise for the energy industry. Doble Engineering Company has been helping clients in the electric power industry improve operations and optimize system performance for more than a century by offering diagnostic instruments, services, and the world’s premier library of statistically significant apparatus test results for the benefit of energy generation, transmission, distribution companies and industrial power users worldwide. Doble is part of the Utility Solutions Group of ESCO Technologies Inc. (NYSE: ESE) and serves customers around the globe. Doble is an ISO 9001 & ISO/IEC 17025 & 17034 certified company.