Jon-Don (also known as Roselle Liquidation) is a provider of chemicals, equipment, accessories, training, and consulting services for professional cleaning and restoration contractors. It sells fans, cleaning, concrete equipment, portable heaters, as well as brushes, dispensers, hand tools, mopping supplies, cleaners and degreasers, deodorizers, safety supplies, parts, and other products. It also offers technical guides, aids, educational products, seminars, online learning courses, etc.