Ackermans & Van Haaren is an investment company. Co. operates in five sectors: Marine Engineering & Infrastructure, which includes DEME NV, a dredging and marine company; Private Banking, which includes BDM NV - Continentale Verzekeringen NV (ASCO NV), which focuses on marine and industrial insurance via brokers; Real Estate, Leisure & Senior Care, which includes Extensa Group NV, a real estate developer; Energy & Resources, which includes Telemond Group, a supplier to the crane and automotive industry; and Development Capital, which is engaged in ICT and engineering, retail and distribution, real estate development, and media and printing.

Argenx N.V. is a clinical-stage biotechnology company developing a deep pipeline of differentiated antibody-based therapies for the treatment of severe autoimmune diseases and cancer. Utilizing its suite of differentiated technologies, Co. is focused on developing product candidates with the potential to be either first-in-class against novel targets or best-in-class against known, but complex, targets in order to treat diseases with a significant unmet medical need.

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.

CFE is engaged in civil engineering, buildings and industrial construction, dredging works and electrical installations. Co. is also engaged in property development, environmental protection and building management. Co.'s works carried on by Co.'s civil engineering group includes the following: hydraulic engineering, harbor works, bridges, and other engineering works, tunnels, road construction, dams, storage tanks, piping and drainage and caissons sunken soft soil. Co.'s buildings and industrial construction sector is active in the following fields: administrative buildings, industrial construction, public utility buildings, redevelopment, and residential buildings.

Retail Estates is a niche fixed-capital real estate investment fund that invests in retail properties located on the periphery of residential areas or along access roads to urban centers. Co. buys properties from third parties or builds and markets shop premises for its own account. The outlets have a built on surface areas of between 500m2 and 3,000m2. A typical retail property has an average surface area of 1,000m2. As of Mar 2010 Co. had 399 premises in its portfolio. The retail lettable area amounted to 398,754m2.

Smartphoto Group is a diversified photo and multimedia group. It has two core activities that are structured into two separate divisions, the Retail Group and the Imaging Group. The Retail Group focuses on consumer electronics and on multimedia products on several local markets. Imaging Group provides goods and services that are directly concerned with both analogue and digital photography in the broad sense. These are mainly products and services concerned with the production of photo prints, which implies a specific production process for 'photofinishing'. Several entities in the Imaging Group deal in goods required for taking photos and printing them.