Waste Management, Inc. is a holding company whose operations are conducted by its subsidiaries. The Company provides comprehensive waste management environmental services in North America. The Company partners with its residential, commercial, industrial and municipal customers and the communities it serve to manage and reduce waste from collection to disposal, while recovering resources and creating clean, renewable energy. Its Solid Waste business is operated and managed by its subsidiaries that focus on geographic areas and provides collection, transfer, recycling and resource recovery, and disposal services. Through its subsidiaries, it develops, operates and owns waste-to-energy and landfill gas-to-energy facilities in the United States. The services the Company provides include collection, landfill (solid and hazardous waste landfills), transfer, operation of waste-to-energy facilities and independent power production plants, recycling and resource recovery and other services.