GEK Terna Holding Real Estate Construction is a real estate development group based in Greece. Co.'s main activity is the development and management of investment property, the construction of any kind, the management of self-financed or co-financed projects, the construction and management of energy projects, as well as its participation in companies having similar activities. Co. has a significant and specialized presence in construction, energy as well as in the development, management and exploitation of investment property having a strong capital base. Co. is also active in construction and quarry, the industrial segment, metal constructions, and producing skids from armed concrete.

Synektik SA is a Poland-based company active in the medical sector. It produces PACS software which allows running a diagnostic imaging laboratory. It runs a research laboratory which performs acceptance and specialist tests of X-ray equipment. The Company sells medical equipment and operates a services center for imaging equipment. Synektik SA is a partner of Siemens. On November 28, 2013, the Company raised its stake in Miedzynarodowe Centra Medyczne Inwestycje Sp z o o to 100%.

Tauron Polska Energia is engaged in the generation, transmission, distribution, and sale of electricity and heat in Poland. Co. generates electricity from various conventional and renewable energy sources, including hard coal, lignite, natural gas, biomass, wind, solar, and hydro power. It is also involved in quarrying, crushing, and breaking of limestone; quarrying of stone for the construction industry; mining of hard coal; trading in electricity; and production of technical gases. In addition, Co. engages in the repair and maintenance of machinery and electrical equipment; electrical installations; and construction of power lines.