ACS Actividades de Construccion y Servicios is a holding company. Through its subsidiaries, Co.'s activities are divided into the following areas: Construction, engaged in the construction of civil works, and residential and non-residential building construction; industrial services, engaged in the development of applied engineering services, installations and the maintenance of industrial infrastructures in the energy, communications and control systems sectors; services, groups together environmental services, the outsourcing of building maintenance services, logistics and transport services; and concessions, mainly engaged in transport infrastructure concessions.

AXA is a holding company. Through its subsidiaries, Co. is engaged in insurance and assets management. Co. operates primarily in Europe, North America, the Asia-Pacific Region and, to a lesser extent, in other regions including the Middle East, Africa, and Latin America. Co. has five operating business segments: Life & Savings, Property & Casualty, International Insurance, Asset Management, and Banking. In addition, various holding companies within the AXA Group conduct certain non-operating activities. As of Dec 31 2013, Co. had total assets of Euro757,143,000,000.

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.

Essilor International (Compagnie Generale d'Optique) designs, manufactures and sells ophthalmic lenses, ophthalmic optical instruments and equipment. Co.'s activities are divided into three segments: Lenses and Optical Instruments (Co. designs, manufactures and customizes corrective lenses such as: Varilux (progressive lenses); anti-reflective, smudge-proof and anti-static lenses (Crizal); Nikon lenses, Transitions variable-tint lenses and Kodak lenses under agreements; polarized lenses (Xperio) and fog-proof lenses (Optifog)), Equipment (Co. produces, distributes and sells equipment and consumables used by prescription laboratories) and Readers (Co. designs and sells reading glasses).

Tecnicas Reunidas is a general contractor company based in Spain. Co. engages in the engineering, design, and construction of industrial facilities for refining and petrochemical, oil and gas, power, and infrastructure and industries sectors worldwide. Co. constructs nuclear plants, conventional thermal plants, and renewable energy and cogeneration facilities for power sector; refineries and facilities for petrochemicals; water treatment, desalination, waste management, air, land, and marine transport facilities; and liquefaction, and storage facilities, as well as oil and gas fields and pipelines. Co. also provides engineering, management and operating services for industrial plants.