ESCO Technologies Inc. produces and sells engineered products and systems for utility, industrial, aerospace, and commercial applications worldwide. Its Utility Solutions segment manufactures two-way power line communication systems comprising equipment, software, and support services for automatic meter reading, load control, interval data, outage assessment/restoration monitoring, remote service disconnect/connect, time-of-use data for critical peak pricing, tamper/theft detection, and pre-paid metering. This segment also offers wireless radio frequency (RF) data communications systems for metering infrastructure applications; and software systems for energy and water information, as well as integrates diagnostic test instruments, and consulting and testing services. The company’s Test segment provides products to measure and contain magnetic, electromagnetic, and acoustic energy; and supplies customers with isolated environments, including RF test facilities, acoustic test enclosures, RF and magnetically shielded rooms, communication facilities, and broadcast and recording studios. This segment also supplies components, such as RF absorptive materials, RF filters, active compensation systems, antennas, antenna masts, turntables, electric and magnetic probes, RF test cells, and proprietary measurement software. Its Filtration segment supplies filter elements, assemblies, modules, and indicators used in hydraulic, fuel and air filtration systems for fixed wing and rotary aircraft, mobile transportation and construction equipment, aircraft engines, and plant equipment; and flow control products, valves, and premium filters, as well as produces engineered thermoformed products and packaging materials for medical, retail, food, and electronic applications. The company was formerly known as ESCO Electronics Corporation and changed its name to ESCO Technologies Inc. in July 2000. ESCO Technologies Inc. was founded in 1990 and is headquartered in St. Louis, Missouri.