André Broodryk

Interwaste Holdings Ltd. engages in the provision of commercial and industrial waste management services. It operates through the Logistics and Facilities segments. The Logistics segment includes on-site management, waste recycling, commodity trading, and transportation. The Facilities segment focuses on the disposal of waste volumes using a solution or facility such as blending, hazardous treatment, converting to refuse derived fuel, or disposal via landfill. Its services include integrated waste management, waste classification, waste disposal, landfill construction and maintenance, and waste logistics. The company was founded by William Alan Hardy Willcocks and Bronwyn Lee-Ann Willcocks on June 26, 1989 and is headquartered in Germiston, South Africa.

Rolfes Holdings Ltd. engages in the manufacture and distribution of chemical and organic products. It operates through following segments: Agriculture, Food, Chemicals, Color, Water, and Other. The Agriculture segment manufactures and distributes products that include herbicides, insecticides, fungicides, adjustments, foliar feeds, enriched compost pellets, and soluble fertilizers. The Food segment imports and distributes chemicals used in the food, beverage, bakery, dairy, pharmaceutical, and cosmetics industries. The Chemicals segment distributes alkyd resins, additives, leather chemicals products and solutions, solvents, lacquer thinners, surfactants, cleaning solvents, creosotes, waxes, and other industrial chemicals. The Water segment manufactures and distributes various organic and inorganic pigments, additives, in-plant, and point-of-sale dispersions. The Other segment includes the letting of property, plant, and equipment as well as the head office functions. The company was founded in 1925 and is headquartered in Johannesburg, South Africa.