Aedifica is a property company, which is specialized in residential real estate. Co.'s portfolio has a superstructure of more than 225,911 sq. m as of June 30 2010. It owns: residential or mixed buildings in Belgian cities with classical leases; buildings with furnished apartments buildings in the heart of Brussels with shorter term leases; senior houses and serviceflats with very long term and triple net leases; and hotels. Co. invests: in existing and already leased buildings; and in projects with future completion. Co.'s activities can be divided into four segments: Residential or mixed buildings; Furnished apartments buildings; Senior houses; and Hotels and others.

Banimmo SA is a Belgium-based real estate investment company. The Company aims at acquiring and reconditioning undervalued commercial properties, such as retail space and shopping centers, exhibition and conference centers in Belgium and Luxembourg. Banimmo renovates the properties it acquires in order to maximize lease value and lower operating costs, looks for new tenants and then sells the properties to a final investor. Banimmo SA's property portfolio consists of properties in Brussels, Antwerp, Colombes, Zaventem, among others. Its investments include offices, retail space, hotel and conference centers as well as building plots, among others. Its portfolio includes the Snc Les Jardins Des Quais, approximately 52 acres in Namur and is thus a co-developer of an office project with Thomas & Piron.

Royal Boskalis Westminster is a service provider operating in the dredging, dry and maritime infrastructure and maritime services sectors. Co. is involved in dredging activities and provides a range of maritime services for the offshore energy sector. In addition, Co. provides towage services as well as emergency response and salvage related services. Co.'s main clients are oil, gas and power companies, port operators, governments, shipping companies, international project developers, insurance companies and mining companies. Co. operates on behalf of its clients in over 75 countries across six continents.

Mithra Pharmaceuticals SA is a Belgium-based company active in the pharmaceutical industry. The Company is dedicated to provide products and services for the fertility, contraception and menopause of women. It has a number of patent families regarding Estetrol (E4), a natural estrogen produced by the human foetus, which enables the investigation of fertility and contraception products. Mithra is focused on the development of two late-stage E4-based products: Estelle, a 5th generation oral contraceptive, and Donesta, a hormone therapy for Vasomotor Symptoms in menopause. Mithra develops a contraceptive vaginal ring called Myring and Zoreline, a biodegradable subcutaneous implant for hormone dependant cancer.

Proximus supplies integrated telecommunications services on the Belgian market. Co.'s activities are divided into four segments: Consumer Business Unit (CBU), which sells voice products and services, internet and television, on fixed and mobile networks, to residential customers; Enterprise Business Unit (EBU), which caters to professional customers; Service Delivery Engine and Wholesale, which centralizes all the network and IT services and costs, provides services to CBU and EBU and sells these services to other telecom and cable operators; and International Carrier Services, which focuses on international carrier activities.

UCB is a global biopharmaceutical company focused on severe diseases in two therapeutic areas, namely central nervous system disorders and immunology. In the area of central nervous system disorders, Co. is focused on advanced Parkinson's disease, epilepsy, restless legs syndrome and epilepsy. In the area of immunology disorders, Co. is focused on rheumatoid arthritis, axial spondyloarthritis, psoriatic arthritis, systemic lupus erythematosus, juvenile idiopathic arthritis, post-menopausal osteoporosis, systemic lupus erythematosus and immunological diseases.