Michael Stewart Huggon

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.

Permali Gloucester Ltd. manufactures composite materials for the aerospace, defence, rail, automotive, and medical markets. Its products include permaglass laminated composites, sandwich panels, plasticell foams, and components. The company was founded in 1937 and is headquartered in Gloucester, the United Kingdom.

Part of Linde Plc, BOC Ltd. is a British company that supplies gases and provides services to the hospitality industry. The company is based in Guildford, UK and was founded in 1938.

Afrox Healthcare Ltd. owns and operates acute care private hospitals and clinics. It covers Hospital Care and Homecare. The Hospital Care supplies hospitals with medical gases, services and related equipment, while the Homecare concentrates on medical gases, services and devices for patients in settings other than hospitals. The company is headquartered in Johannesburg, South Africa.