Deutsche Telekom is engaged in the telecommunications services and information technology sectors. Co. operates as an integrated telecommunications provider. It is organized into four operating segments: Germany, Europe, and the United States; and Systems Solutions, as well as Group Headquarters and Shared Services. Co. provides fixed-network lines, broadband lines and mobile communications. Co. also provides customized Information and Communication Technology (ICT) solutions for corporate customers under the T-Systems brand. The Group Headquarters and Shared Services segment comprises cross-segment management functions, real estate services, and mobility solutions, among others.

NVIDIA engages in graphics processing unit (GPU)-based visual computing and accelerated computing platforms. The company has two segments, GPU and Tegra Processor, which are based on a single underlying architecture. The company's GPU product brands are aimed at markets including GeForce for gamers; Quadro for designers; Tesla and DGX for artificial intelligence data scientists and big data researchers; and GRID for cloud-based visual computing users. The company's Tegra brand integrates an entire computer onto a single chip, and incorporates GPUs and multi-core CPUs to drive supercomputing for autonomous robots, drones, and cars, as well as for game consoles and mobile gaming and entertainment devices.

Sky is an entertainment and communications company, engaged in the operation of pay television broadcasting and home communications services, including the provision of broadband and telephone operations. Co. operates in three segments: UK and Ireland, which is involved in the activities and operations of the pay TV, home communications, mobile and adjacent businesses; Germany and Austria, which is involved in the activities and operations of the pay TV and adjacent businesses; and Italy, which is involved in the activities and operations of the pay TV and adjacent businesses. Co. provides entertainment from live sporting events, drama, U.S. and local shows and blockbuster movies.

Telecom Italia is a telecommunications group based in Italy. Co. is engaged in the communications sector and, particularly, the fixed and mobile national and international telecommunications sector, the television sector and the office products sector. Co. operates mainly in Europe, South America and the Mediterranean Basin. Co.'s operations are organized along two operating segments: Domestic - Italy (providing telephone and data services on fixed-line and mobile networks for final customers (retail) and other operators (wholesale)); and Brazil (operates in the mobile phone, fixed telephony, in long-distance and data transmission markets in Brazil).