NEI provides professional expertise and design engineering services for all aspects of power systems engineering. NEI has ass ... embled an excellent group of engineers, technical specialists, designers, CAD operators, and support personnel with many years of experience in practically all aspects of electric power system engineering. NEI has an excellent reputation in designing reliable power systems from conceptual stages to detail design including construction management and commissioning. NEI specializes in substation design through 500kV, transmission and distribution line design, protective relaying schemes and setting design, and system commissioning. read more