Lake Washington steamboats and ferries sternwheeler "Lena C. Gray" was built in Seattle, and operated on Lake Washington most of the time, towing barges. In about 1886, Edward F. Lee established a shipyard on the west side Lake Washington. The Lee yard is believed to have built the following ships that worked Lake Washington and Puget Sound: the small steam scow "Squak", "Laura Maud", "Elfin", "Hattie Hansen" (also known as "Sechelt"), and "Mist". Other early steamboats on the lake were "Kirkland" and "Mary Kraft". G.V. Johnson also built a shipyard on the lake in 1888, and from it launched, among others, the steamers "L.T. Haas",
Puget Sound Energy actually is reduced by—state mandated I-937 energy efficiency programs, adding an average 25 additional "Negawatts" generation capacity per year. For its natural gas service to customers, PSE purchases a portfolio of natural gas supplies originating in western Canada and the U.S. Rocky Mountain states. PSE was formed in 1997 when two of its largest ancestral companies – Puget Sound Power & Light Company and Washington Energy Company – merged. In 2009 Puget Sound Energy was sold to foreign investors led by Macquarie Group, in a leveraged private equity buyout. Puget Holdings, the U.S. title of this group of long-term infrastructure