BioNitrogen Holdings Corp. builds environmentally friendly plants that convert biomass into urea fertilizers by utilizing a patented technology. It produces urea fertilizers, urea ammonium nitrates, melamine, and diesel exhaust fluids. BioNitrogen Holdings Corp. was formerly known as Bio Nitrogen Corporation and changed its name to BioNitrogen Holdings Corp. in September 2013. The company was incorporated in 1990 and is based in Doral, Florida.