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.