Rivertop Renewables is innovating a new category of science â âProgressive Chemistry.â Merging proven science with renewable resources, Rivertop Renewables is creating an abundant and economical supply of sustainable and safe chemicals and bioproducts. The company offers glucarates, as well as glucaric, xylaric, arabinaric, and mannaric acids. Its products are used in applications, such as health supplements, concrete admixtures, detergent builders, flame retardants, adhesives, films, fibers, heavy metal sequestering agents, and polymers, as well as serve as corrosion inhibitors. Serving the industrial and consumer markets, the firm was formerly known as Montana Renewables, Inc. but in March 2009 firm was renamed Rivertop Renewables,