Omnia Holdings Ltd. engages in the manufacture and distribution of fertilizers and chemicals. It operates through the following segments: Agriculture RSA, Agriculture International, Agriculture Trading, and Agriculture Biological. The Agriculture RSA and Agriculture International segments are involved in the production and trading of granular, liquid and speciality fertilizers. The Agricultural Trading segment refers to wholesale and trading of agriculture commodities. The Agriculture Biological segment is involved in the research and development, production, distribution and sales of patented agriculture biological (AgriBio) products. The company was founded by Willem Tobias Marais Sr. in 1953 and is headquartered in Johannesburg, South Africa.