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. Covanta also provides a comprehensive array of waste management solutions, including site clean-up, wastewater treatment, specialized services for pharmaceutical and healthcare waste, reverse distribution, transportation and logistics, recycling, and depackaging. By the end of 2019, the company's extensive portfolio comprised 41 EfW facilities, 14 transfer stations, 20 material processing centers, four landfills, two wood waste energy projects, a regional metals recycling plant, and an ash processing facility. Additionally, Covanta Holding Corporation maintains a strategic alliance with the Green Investment Group Limited to advance EfW project development in Ireland and the United Kingdom. Established in 1992, the company was previously known as Danielson Holding Corporation before adopting its current name in September 2005. Its corporate headquarters are located in Morristown, New Jersey.