Safety-Kleen Systems Inc. provides environmental services and products to businesses across automotive, industrial, and other sectors. Their main services include used oil collection and re-refining, parts washing equipment, vacuum truck services, waste management, and emergency response. They also sell oils, lubricants, cleaning products and safety equipment. With over 50 years' experience and a nationwide infrastructure, they would be a natural fit for referrals from businesses needing proper disposal or recycling of hazardous waste, used oil, or specialist cleaning solutions.