Curtis C. Knapp

Safety-Kleen, Inc. provides environmental services to commercial, industrial and automotive customers. It offers oil solutions, part cleaning technologies, waste management, vacuum services, compliance services, emergency response, total project management and automotive fluids. The firm also offers safety-Kleen professional products and absorbent and wipers. The company was founded in 1963 and is headquartered in Richardson, TX.

Safety-Kleen Systems, Inc. provides cleaning, environmental and refining solutions. Its services include industrial waste management, emergency response, fluid management, used oil collections, vacuum services and parts cleaning. Its products are used in general automotive, paint and body, fleet, metal fabricators, printing and packaging, chemical, and other manufacturing applications. The company was founded by Ben Palmer in 1963 and is headquartered in Richardson, TX.