Master Drilling Group Ltd. is an investment holding company, which engages in the provision of specialized drilling services to blue chip major and mid-tier companies in mining, civil engineering, construction, and hydro-electric power sectors. It operates through the following geographical segments: Africa, Central and North America, Rest of the World, and South America. The company was founded by Daniël Coenraad Pretorius in 1986 and is headquartered in Fochville, South Africa.