ESAC is a vertically integrated design/build company providing Engineer, Procure & Construct (EPC) of electrical services. ESAC provides one-stop turn-key solutions for clients in Ontario in the electrical power generation and distribution sectors. ESAC specializes in electrical power systems and SCADA. Projects consist of design, development, and implementation. System arrangements of PLCs, RTUs, IEDs, SCADA, PC based HMI software, LAN/WAN communications.