Michael Teke

Part of Alviva Holdings Ltd., Merlynn Intelligence Technologies is a South African company that specializes in Digital Twin technology. The company is based in Centurion, South Africa. The company's AI technologies replicate, scale, and make available decisions made by people, creating AI models that become your Digital Twins. Merlynn Intelligence Technologies was acquired by Alviva Holdings Ltd. on November 13, 2018 for $6.52 million.

Part of Oakbay Resources & Energy (Pty) Ltd., Main Street 431 (Pty) Ltd. operates as an investment holding South African company. Main Street 431 (Pty was acquired by Optimum Coal Holdings Ltd., part of Oakbay Resources & Energy (Pty) Ltd. on March 31, 2010 for $41.82 million.

Koornfontein Mines (Pty) Ltd. engages in the coal mining business. The company is headquartered in Johannesburg, South Africa.

Impala Platinum Ltd. conducts mining, milling, and preparing operations of miscellaneous metal ores. It serves customers throughout South Africa and internationally. The company is headquartered in Illovo, South Africa.

Optimum Coal Mine (Pty) Ltd. explores and sells low sulfur thermal coal. The company is headquartered in Nkangala, 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.

Optimum Coal Terminal (Pty) Ltd. produces and supplies low sulphur thermal coal. The company is headquartered in South Africa

BHP Billiton Energy Coal South Africa Ltd. explores and mines coal. It owns and operates collieries in the Mpumalanga and KwaZulu Natal provinces in South Africa. The company was founded in 1994 and is located in Marshalltown, South Africa

Seriti Coal (Pty) Ltd. operates as a South African coal mining company. The company is based in Illovo, South Africa. The CEO of the company is Michael Solomon Teke.

ARB Holdings Ltd. is an investment holding company, which engages in the trading and distribution businesses. It operates through the following segments: Electrical, Lighting, and Corporate. The Electrical segment distributes electrical products such as power and instrumentation cabling, overhead line hardware and conductors, insulators, transformers, and general electrical contracting materials. The Lighting segment supplies energy saving LED and fluorescent lamps, light fittings, and electrical accessories. The Corporate segment includes property holding and specialist information technology hardware, software services, and support. The company was founded by Alan Ronald Burke in 1980 and is headquartered in Durban, South Africa.

DN Invest Pty Ltd. provides investment services. It focuses on investments in complementary business such as sim card/starter pack distribution, airtime distribution, handset distribution, gig technology platform. The company was founded by Andrew Dunn in 2006 and is headquartered in Johannesburg, South Africa.

Seriti Resources Holdings Pty Ltd. operates as coal mining company. The company is headquartered in Johannesburg, South Africa.

Tellumat (Pty) Ltd. provides technology products, custom solutions, and services in telecommunications, defense, transport, and energy industries. It services offers air traffic management, integrated solutions, defense and security, calibration, electronic manufacturing, and environmental testing. The company was founded in 1963 and is headquartered in Retreat, South Africa.

eXtract Group Ltd. is a diversified and integrated leasing and capital equipment company, which engages in the provision of services to clients in the passenger and commercial vehicle market, industrial equipment, and mining sectors. The company was founded in 2000 and is headquartered in Johannesburg, South Africa.

Part of Burke Investment Trust, ARB Holdings Pty Ltd. is a South African company that operates as an investment holding company and is engaged in the distribution of electrical and lighting products. The company is based in Durban, South Africa. The company was founded in 1980 by Alan Ronald Burke. The CEO is Blayne Burke.