ASM International is an equipment supplier mainly to the semiconductor manufacturing industry. Co. designs, manufactures and sells equipment and services to its customers for the production of semiconductor devices, or integrated circuits. Co.'s front-end segment manufactures and sells equipment used in wafer processing, encompassing the fabrication steps in which silicon wafers are layered with semiconductor devices. Co.'s back-end segment manufactures and sells equipment and materials used in assembly and packaging, encompassing the processes in which silicon wafers are separated into individual circuits and subsequently assembled, packaged and tested.

ASML Holding provides lithography systems for the semiconductor industry, manufacturing machines that are used in the production of integrated circuits or chips. Co. develops, produces, markets, sells and services advanced semiconductor equipment systems exclusively consisting of lithography systems. Co. sells its products to micro-processor manufacturers and Foundries, NAND-Flash memory and DRAM memory chipmakers. Co.'s products line includes the following: PAS 5000 lithography systems, which Co. no longer manufactures but continues to refurbish; PAS 5500 products; TWINSCAN DUV systems and TWINSCAN EUV systems based on a new platform utilizing the concepts of the TWINSCAN platform.

Cellnex Telecom SA is a Spain-based company engaged in the wireless telecommunications (telecom) business. Its activities are divided into three segments: Broadcasting infrastructure, Telecom site rental, as well as Network services and other. The Broadcasting infrastructure division comprises distribution and transmission of television (TV) and frequency modulation (FM) radio signals, operation and maintenance (O&M) of radio broadcasting network, as well as over-the-top (OTT) radio services, among others. The Telecom site rental division provides access to wireless infrastructure, primarily through infrastructure hosting and telecom equipment co-location, mainly for mobile network operators and other wireless and broadband telecom network operators. The Network services and other division offers connectivity services for a variety of telecom operators and radio communication, among others. The Company also develops 5th generation mobile networks (5G) through Alticom BV.

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.

Hellenic Telecommunications Organization is a full-service telecommunications group. Co. provides local, long-distance and international fixed-line telecommunications services in Greece and Romania, and mobile telephony services through its Cosmote subsidiary in Greece, as well as in Albania, Bulgaria, the Former Yugoslav Republic of Macedonia and Romania. Co. also provides internet access services and Internet Protocol (IP) -based telecommunications applications, as well as information technology application development and hosting services using IP technologies. Also, Co. provides several other telecommunications services, including value-added services and public telephone services.

Nos SGPS is a holding company which is based in Portugal. Through its subsidiaries, Co. operates as a provider of telecommunications and media services. Co.'s subsidiaries main activities are data transmission, cable and satellite television, and internet services.

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).

Ericsson provides communications technology and services. Co.'s services, software and infrastructure – especially in mobility, broadband and the cloud – enable the telecom industry and other sectors to do business, increase efficiency, improve the user experience and capture new opportunities. Co. has more than 110,000 professionals and customers in more than 180 countries. Co. provides support for networks with more than 2.5 billion subscribers. Co.'s core business areas are called Radio, Core and Transmission and Telecom Services. Co. divides its operations into three business segments: Networks, Global Services and Support Solutions.