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.

Fagron supplies products, services to professionals and institutions in the healthcare sector in Europe, the U.S.A. and Brazil. Co.'s activities are subdivided into four divisions. Through Fagron, Co. offers products and concepts for pharmaceutical compounding. Through Arseus Dental, Co. supplies dental products and concepts to dentists and dental laboratories in Belgium, the Netherlands, France, Germany and Switzerland. Through Arseus Medical, Co. supplies medical and surgical products to specialists, elderly homes, homecare nurses and hospitals in Belgium and the Netherlands. Through Corilus, Co. supplies ICT total solutions for medical specialists in Belgium, the Netherlands and France.

TINC Comm VA. Tinc Comm VA, also known as TINC, is a Belgium-based company focusing on investments in Infrastructure Asset Companies holding capitalintensive Infrastructure Assets providing services and generating cash flows of a long term sustainable nature. The Initial Investment Portfolio of the Company includes investments in over 10 Infrastructure Asset Companies holding underlying Infrastructure Assets in public private partnerships (PPP), energy and real assets in Belgium and the Netherlands, including Strorm and Brabo 1, among others. It operates through Storm Holding 4 NV.

Xior Student Housing NV is a Belgium-based company active in the field of residential Real Estate. The Company's offer is mainly for students and it includes several types of rooms for rent, including a student house in Leiden.