Covanta Holding Corporation, through its various subsidiaries, offers essential waste management and energy services primarily to municipalities throughout the United States and Canada. The company is responsible for owning and operating infrastructure dedicated to transforming waste into energy, in addition to engaging in waste transport and disposal, and generating other forms of renewable energy. Its operations involve the disposal of waste, the production of electricity and/or steam, and the sale of metals salvaged during the energy-from-waste (EfW) process.