At Systems East Inc. (SEI), we specialize in design, application and manufacturing of custom instrumentation and control syst ... ems. We serve municipal water and wastewater, industrial, transportation, and OEM markets.Our personnel have proven experience in conceptual design, application, and installation of process instrumentation, pump control systems utilizing electronic process instruments, programming logic controllers (PLCs), distributed control systems, Man-Machine Interface (MMI), computer systems, and primary sensing devices. SEI is a Virginia and North Carolina Class A registered contractor with Electrical (ELE) classification, UL508 certification. read more