Founded in 1853 and headquartered in Philadelphia, Pennsylvania, Enviri Corporation provides environmental solutions for industrial and specialized waste streams both domestically and abroad. The company, formerly known as Harsco Corporation until its renaming in June 2023, operates through three primary divisions. The Harsco Environmental segment delivers on-site environmental management services for client waste and byproduct streams. This encompasses resource recovery and recycling, materials handling, logistical assistance, and the management of aluminum dross and scrap. Additionally, this division transforms industrial waste into valuable ecological products, including materials for road surfacing, metallurgical additives, agricultural and turf applications, and cement enhancements. The Clean Earth segment specializes in comprehensive processing solutions for various specialty wastes. Its services include the treatment, recycling, and beneficial repurposing of both hazardous and non-hazardous materials, along with the processing of contaminated soil and dredged materials for customers across the industrial, retail, healthcare, and construction sectors. Lastly, the Harsco Rail segment focuses on railway track maintenance, offering both equipment and services to railway operators, mass transit systems, and equipment leasing companies. Its offerings span engineered railway vehicles for rail treatment, tie work, and utility functions, new track construction machinery, aftermarket parts and support, and advanced safety and diagnostics technology. This segment also provides meltshop and furnace services, such as under-vessel cleaning and the removal of ladle slag and general melt shop debris.