With more than a century of chemical manufacturing heritage, the Prayon Group has gained international recognition as a leader in the manufacture of phosphoric acid, phosphate salts and inorganic fluorides. Headquartered in Engis, Belgium, Prayon has phosphate manufacturing facilities in Belgium, France, and the USA and as well as a joint venture phosphoric acid plant in Morocco.

Prayon also has a number of other joint venture activities producing sodium hydrosulphite, zinc oxide and detergent zeolites.

Consolidated group sales are over $500 million and the organization employs 1400 people worldwide.

Prayon is 50% owned by both the Office Cherifien des Phosphates (OCP) and SRIW, the regional investment company for the area of Wallonia, Belgium. OCP is the world's largest rock phosphate mining company and a major supplier of key raw materials to the Prayon Group.