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.

Bpost is engaged in the provision of national and international mail and parcels services comprising the collection, transport, sorting and distribution of addressed and non-addressed mail, printed documents, newspapers and parcels. In addition, through its subsidiaries and business units, Co. sells a range of other products and services, including postal, parcels, banking and financial products, express delivery services, document management and related activities. Co. operates through two business units: the Mail & Retail Solutions and the Parcels & International.

Groupe Bruxelles Lambert is a holding company. Through its subsidiaries, Co. operates through the following segments: Imerys, which consists of the Imerys group that operates in four business lines of energy solutions and specialties, filtration and performance additives, ceramic materials, and high resistance minerals; and Financial Pillar, which includes, on the one hand, under investment activities, the companies Sienna Capital, Ergon Capital Partners (ECP), ECP II, ECP III, PAI Europe III, Sagard, Sagard II and Sagard III, Kartesia and Merieux Participations I and II and, on the other hand, under consolidated operating activities, the operating subsidiaries of ECP III.

PostNL is a mail, parcel and e-commerce corporation with operations in the Netherlands, Germany, Italy, Belgium, and the United Kingdom. Co. has been assigned by the Dutch government to carry out the UPD (Universele Postdienst, Dutch for Universal Postal Service). Carrying out the UPD requires, amongst other things, Co. to deliver mail throughout the Netherlands five days a week (Tuesday through Saturday) and to maintain enough mailboxes in the country. ACM is charged with monitoring and enforcing the execution by Co. Co.'s operations are organized along three business segments: Mail in the Netherlands; Parcels; and International. Co. maintains over ten networks across thirteen countries.