Enviri Corporation is an environmental company based in Philadelphia, Pennsylvania. It operates in over 30 countries and employs approximately 12,000 people worldwide. The company addresses complex environmental issues for large industries, including steel, railways, and energy. Enviri's common stock is a component of the S&P SmallCap 600 Index and the Russell 2000 Index. Founded as a railway car manufacturer in 1853, it rebranded from Harsco to Enviri in 2023. Wikipedia