Legend Power Systems, Inc. engages in the business of assembling, marketing, and sale of a patented device that saves electrical energy. The company is headquartered in Vancouver, British Columbia. The firm's segments include Legend Power Systems Canada and Legend Power Systems Corp. - U.S. The firm markets a patented device (the SmartGATE) which is an active power management system which corrects incoming electricity power quality in real time on a cycle-by-cycle basis. SmartGATE's modular and extensible design, particularly its software-driven controller, and multiple component topology, enables it to address power quality issues. The company also markets a power quality monitoring device called SmartGATE Insights, which is used to measure power quality conditions. These patented technology platforms are used in the SmartGATE Insights Power Impact Assessment Service, which assesses incoming power issues and translates this data into business impact.