Heritage-Crystal Clean, Inc. offers comprehensive waste management services to small and medium-sized customers in the industrial and vehicle maintenance sectors across the United States and Canada. They operate through two segments, Environmental Services and Oil Business, which provide parts cleaning, hazardous waste management, oil collection, and re-refining services. With 91 branches serving nearly 100,000 customer locations, the company is dedicated to providing expert and sustainable waste management solutions to its clients while also disposing of wastewater.