Onken

Onken's Incorporated is a manufacturer based in Easton, Illinois. Founder Don Onken built the company's first bulk container and trailer system for used cooking oil in 1983 and has since earned more than 20 patents. Today the company makes cooking oil collection equipment, recycling trailers, containment cabinets and robot-welded steel tanks for new and used automotive oil. Its oil tanks are UL listed and NFPA 30 compliant, and the company is a member of the North American Renderers Association.
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