All of its operations are conducted through its utility subsidiary, PSE, which is regulated by Washington Utilities and Transportation Commission. In 2018, Macquarie sold its ownership stake in PSE. PSE's current owners are Alberta Investment Management Corporation, British Columbia Investment Management Corporation, OMERS, and PGGM. Rates and emissions Puget Sound Energy rates show a typical residential electrical bill (at 1000 kwh per month) of $102.56 and typical a gas bill (at 68 therms per month) of $86. In 2018, PSE reported total carbon-dioxide-equivalent emissions of 10,512,364 metric tons due to electricity operations and 4,989,403 metric tons due to natural gas operations, which equate to 9 and 6 metric tons per customer respectively. PSE figures emissions of 0.169 metric tons per user according to EPA GHG MRR Subpart DD. References Electric power companies of the United States Public utilities of the United States Hydroelectric power companies of the United States Natural gas companies of the United States Companies based in Bellevue, Washington American companies established in 1997 Public utilities established in 1997 1997 establishments in Washington (state)