Tony Pretorius

Element Six (Pty) Ltd. provides cutting, grinding, drilling and polishing of metals, concrete, glass and other material. The company was founded in 1946 and is headquartered in Springs, South Africa.

Helios Towers Africa LLP operates telecommunication towers for mobile phone and internet networks. It offers vertical space for radio frequency and transmission equipment, uninterrupted power supply-plus battery backup, capital preservation, full regulatory compliance, and full site management and remote monitoring products. The firm's services include co-location and build to suit (B2S). The company was founded by Charles C. Green III in 2005 and is headquartered in London, the United Kingdom.

IHS Towers NG Ltd. builds and maintains telecommunications towers. It leases space to telecoms operators at its tower sites for antennas and other wireless transmission equipment and also provides site maintenance, including power management and security services, under long-term lease agreements. The company was founded in January 2005 and is headquartered in Lagos, Nigeria.