Trek designs and manufactures high voltage amplifiers, piezo drivers and power supplies for demanding applications. The company also makes electrostatic measurement instruments for high performance applications, and offer......Trek designs and manufactures high voltage amplifiers, piezo drivers and power supplies for demanding applications. The company also makes electrostatic measurement instruments for high performance applications, and offers electrostatic sensors and detectors, electrostatic voltmeters, charged plate monitors, surface resistance/resistivity meters and ionizers for electrostatic discharge (ESD) applications.