Alterra Power Corp., together with its subsidiaries, owns, acquires, develops, and operates renewable power projects. The company operates 8 power plants totaling 825 megawatts (MW) of capacity, including Jimmie Creek run-of-river hydro facility, Dokie 1 wind farm, Shannon Wind Farm in Texas, East Toba and Montrose Creek run-of-river power plants in south-west British Columbia, Svartsengi and Reykjanes geothermal facilities in Iceland, and Kokomo solar facility in Indiana. It also operates Boswell Springs wind project, a 320 MW portfolio of wind development projects in Albany County, Wyoming.