Schalk Marthinus Venter

African Oxygen Ltd. is engages in the manufacture and marketing of gases and welding products. It operates through the following three segments: Atmospheric Gases, Liquefied Petroleum Gas (LPG) and Hard Goods. The Atmospheric Gases segment includes oxygen, nitrogen and argon gases. The LPG segment supplies LPG to bulk users in all sectors of the South African market. The Hard Goods segment comprises of include arc equipment, gas equipment, welding consumables and other products. The company was founded in 1927 and is headquartered in Johannesburg, South Africa.

Part of AECI Ltd., Resinkem Pty Ltd is a South African company that manufactures urea-formaldehyde resins. The private company is based in Umbogintwini, South Africa.

Part of Linde Plc, Afrox African Investments (Pty) Ltd. provides asset management services. Schalk Marthinus Venter has been the CEO of the South African company since 2015.

AEL Mining Services Ltd. is a developer, producer and supplier of commercial explosives, initiating systems and blasting services for mining, quarrying and construction markets in Africa and Indonesia. Its services include equipment services, product services, mining optimization and research and development. The company was founded on April 25, 1896 by Paul Kruger and is headquartered in Johannesburg, South Africa.

Part of AECI Ltd., Chemserve Systems Pty Ltd. is a South African company that manufactures chemicals. The private company is based in Chloorkop, South Africa.

Chemfit distributes and supplies specialized chemical products. Its products include polymer, process additives, petro chemicals and soil fumigation. The company is headquartered in Gauteng, South Africa.

Duco Speciality Coatings (Pty) Ltd. is a South African company that manufactures and wholesales coatings and powders. The private company is based in Edenvale, South Africa.