Atenor Group is a holding company. Co., through its subsidiaries, is a real estate developer that specializes in large-scale, urban real estate projects that meet strict criteria in terms of location, economic effectiveness and respect of the environment including office buildings, mixed used and residential complexes. Co. has acquired diversified know-how which it uses to design and build projects in Belgium and other countries throughout Europe.

Compagnie du Bois Sauvage SA, (also CBS), is a Belgium-based holding company that invests in both listed and unlisted companies. The Company provides assistance in financial management, structural development and capital stability to the companies in which it invests. The Company's portfolio is based on three separate pillars: a Real Estate sector, a Long-Term Investment division composed of strategic participating interests and a Cash Portfolio focused on liquid values that serve as a basis for derivatives activity. As of December 31, 2011, CBS had a number of wholly owned subsidiaries, such as Parfina, CBS Services, Neuhaus and CBS Nederland and affiliated companies, including Cofinimmo, Ceran, Codic, Noel Group, among others. In March 2014, it acquired Chocolate-Maker Corne Port Royal, sold its stake in Ceran and a real estate property in Luxembourg.

Exmar is a diversified and independent industrial shipping group that serves the international oil and gas industry. Co. provides ships for products transport and performs studies, undertaking the management of commercial, technical or administrative activities. Co. specializes in gas transport activities, particularly Liquefied Natural Gas (LNG), Liquefied Petroleum Gas (LPG) and Ammonia (NH3). Co., through it's subsidiary EXMAR Shipmanagement, provides ship management and ancillary services to ship owners, including regasification and liquefication; other services offered by Co. include insurance brokerage (managed by its subsidiary Belgibo) and an in-house travel agency (Travel Plus).

SOFINA is an investment company whose portfolio consists of shareholdings in various companies. Co. manages a portfolio of long-term and short-term investments. Its portfolio comprises investments in companies which are active in sectors such as: Energy and Services (GDF Suez, Suez Environnement, bioMerieux and Exmar); Retail (Colruyt, Delhaize); Consumer goods (Danone, Rapala, B & W Group, and Chapoutier); Satellite operators (SES); Finance Companies (Eurazeo, Caledonia, Luxempart, RAB Capital); Industry (Petit Forestier, Landis + Gyr, Carbone Lorraine and Deceuninck) and Alternative assets (Private equity, Hedge funds).