Elia System Operator develops, operates and maintains very-high-voltage (380 kV, 220 kV and 150 kV) and high-voltage (70 kV, 36 kV and 30 kV) networks, providing its customers with consultancy and engineering services. Whether in Belgium, Germany or elsewhere in Europe or the U.S., Co. ensures that electricity flows reliably from energy producers to distributors and large corporate customers. Co.'s main activities include transmission operator, system operator and market facilitator, developing and maintaining grid infrastructure, connecting electrical installations to grids, providing transparent access to grids, while taking initiatives to improve electricity market operations.

EVS Broadcasting Equipment is engaged in the development and marketing of audiovisual equipment relating to the processing of pictures and sound. Co. provides solutions based on tapeless workflows with a consistent modular architecture. Co.'s activities are divided into the following regions: Asia-Pacific, Europe, Middle East and Africa, and America.

Leasinvest Real Estate is a real estate investment trust. Co. invests in retail buildings, offices and logistics buildings, in the Grand Duchy of Luxembourg and in Belgium. As of Dec 31 2013, Co.'s real estate portfolio is composed of 34 sites (including the assets held for sale & the development projects) with a total surface of 429,579 m2, of which 18 are located in Luxembourg and 16 in Belgium. Co. rents its properties to tenants across various business sectors, such as services, retail and wholesale, financial services, transport and distribution, government and non-profit, industry, medical and pharma, and ICT.