Fertilizantes Heringer SA engages in the manufacture and sale of fertilizers. The company operates through the following segments: Industrial and Mixing. The Industrial segment comprises of sulfuric acid and simple superphosphate plant located in ParanaguÃ¡. The Mixing segment comprises the company's mixing units. Its product portfolio includes fertilizer formulations such as basic fertilizers and NPK formulas; and special fertilizers. The company was founded by Dalton Dias Heringer on September 23, 1968 and is headquartered in Viana, Brazil.