Fertilizantes Heringer SA is engaged in the production, marketing, and distribution of fertilizers in Brazil. It offers basic fertilizers, NPK formulas, and special fertilizers. The company also offers various services such as soil analysis incentive programs, technical lectures for farmers, pre-and after-sales support, and specialized technical guidance. The company has two segments: Industrial segment, which comprises the sulfuric acid and single super phosphate plant located in Paranagua; and Mixing segment, which comprises the company's 16 mixing units. The firm generates most of its revenues from the mixing segment.