Aspen Skiing Company operates four premier ski resorts in Colorado: Aspen Mountain, Aspen Highlands, Buttermilk, and Snowmass, offering skiing, snowboarding, equipment rentals, ski schools, lodging, and dining services. It is part of the Aspen One portfolio and holds a notable 6% market share in the U.S. ski and snowboard resorts industry. The company also manages summer activities and owns hotels like The Little Nell and Limelight properties.