Electrical power management system for use within commercial, residential or mixed-use buildings, comprised of: hardware, software and electrical components, namely, computers, computer software for managing electric power and networks within such buildings, electrical sockets, electrical switches, electric control devices for electrical lighting fixtures, wireless and network routers, relays, transceivers, and sensors for processing, monitoring and controlling such building's energy utilization, loads, faults, frequencies, harmonics, surges, thermals, temperature, light, environmental conditions, moisture, humidity, smoke, geospatial information and motion, lighting control apparatus, voltage and current regulators, electric power and current converters within commercial, residential or mixed-use buildings; wireless communication devices for voice, data or image transmission; electronic control devices for energy, light and temperature management within commercial, residential or mixed-use buildings, namely, computer software for managing electric power and interior networks and hardware with smart grid capabilities for energy management, energy distribution, energy monitoring and diagnostics, energy control and load management, fault detection and management, network asset control and management, temperature and light monitoring, management and control, HVAC monitoring, management and control, all within commercial, residential or mixed-use buildings; automated systems, namely, software for managing electric power and networks within commercial, residential or mixed-use buildings, computer hardware and communications devices configured to detect, analyze and optimize the power demand and energy usage in residential or commercial buildings