Legend Power Systems Inc., together with its subsidiaries, provides onsite energy management technology in Canada and the United States. The company assembles, markets, and sells SmartGATE, a patented device that enables dynamic power management of commercial or industrial buildings. It serves the government, commercial real estate, multifamily housing, big-box retail, offices, education, energy service companies, industrial, and strategic partners. Legend Power Systems Inc. is based in Vancouver, Canada.