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.

Orange provides consumers, businesses and other telecommunications operators with a wide range of services including fixed telephony and mobile telecommunications, data transmission, Internet and multimedia, and other services. Co.'s portfolio comprises business lines (fixed-line, mobile, Internet), focusing on all customer segments (small and medium-sized businesses, multinationals), and personal and professional services for home, office, travel, and mobile. Co. manages eight operating segments: France, Poland, Spain, Rest of the Europe, Africa and Middle East, Other non-controlling equity interests, Enterprise Communication Services, and International Carriers and Shared Services.

Telenor is a holding company. Through its subsidiaries, Co. operates as a telecommunication company. Co. provides mobile communication, fixed line communication, and broadcasting activities. Co.'s mobile communication business includes voice, data, Internet, content services, customer equipment and messaging. Fixed service comprise telephony, Internet and television (TV), leased lines as well as data services and managed services. Broadcast comprises Canal Digital DTH in the Nordics, satellite broadcasting, terrestrial radio and TV transmission in Norway and Belgium and encryption related services for TV distribution.