Telkom SA SOC Ltd. engages in the provision of integrated voice, data, fixed-line, mobile, information technology (IT), and data center solutions. It operates through the following business units: Openserve, Telkom Consumer, BCX, Gyro, and Yellow Pages. The Openserve business unit includes broadband, optical and carrier, enterprise, and global solutions. The Telkom Consumer business unit offers fixed and mobile broadband, voice, content, gaming, and IT solutions for individual customers and small and medium-sized enterprises. The BCX business unit comprises a wide range of telecommunication and IT solutions marketed to the corporate, public sector, and large businesses. The Gyro business unit manages masts and towers, property development, and property management services. The Yellow Pages business unit consists of advertising, digital and social media advertising, electronic commerce, and Omni-channel offerings. The company was founded in October 1991 and is headquartered in Centurion, South Africa.