Enviri Corp. engages in the provision of industrial services and engineered products. It operates through the following segments: Harsco Environmental, Clean Earth, and Harsco Rail. The Harsco Environmental segment offers on-site services, under long-term contracts which may contain multiple performance obligations. The Clean Earth segment refers to specialty waste processing and beneficial reuse solutions for hazardous wastes, and soil and dredged materials. The Harsco Rail segment sells railway track maintenance equipment, after-market parts and safety and diagnostic equipment. The company was founded in 1853 and is headquartered in Philadelphia, PA.