Akka Technologies is an engineering and technology consultancy company. Co. bases its service around two areas which enable it to cover the full life cycle of a product: information and systems technology and engineering. Co.'s activities can be divided into six areas: Mechanical Engineering, Process Engineering, Document Engineering, Industrial Information Technology and Embedded Systems, Information Systems and Consulting. Co. operates mainly in France, Belgium and Germany. Co also operates in Italy, Romania, Switzerland, Spain, England and Canada.

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.

Deceuninck is an international designer and manufacturer of PVC systems for windows and doors, cladding & roofline, interior and garden applications. The basic technology used by Co. is extrusion of PVC and patented Twinson composite material. The production process includes compounding, tool manufacturing, extrusion of gaskets and profiles, printing, PVC lamination and the patented Decoroc coating technology. Co. is active in more than 75 countries across Europe, North America and Asia and maintains nine PVC extrusion facilities capable of processing 260,000 tons of compound.