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.

Picanol is an international, customer-oriented group specialized in development, production and sale of weaving machines and other high-tech, industrial products, systems and services. Co. operates in three business segments: Weaving Machines and Industries. Weaving Machines: Co. develops, manufactures and sells high-tech weaving machines based on air (airjet) or rapier technology. Industries: Proferro comprises all foundry activities and Co.'s machining activities. It produces cast iron parts for e.g. compressors, pumps and agricultural machinery, and parts for Picanol weaving machines.

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.

Solvay is engaged in chemical and plastic businesses worldwide. Co. offers chemical products such as advanced materials, barium strontium, calcium chloride, caustic soda, chlorinated products, fluor, peroxygen products, polyglycerols, precipitated calcium carbonate, soda ash, and sodium bicarbonate. It also provides specialty polymers, such as Spire ultra polymers, Solviva biomaterials, and sulfone polymers. Co. structures its activities around five operating segments: Advanced Formulations, Advanced Materials, Performance Chemicals, Functional Polymers and Corporate & Business Services, each with its own specific business model and each comprised of Global Business Units (GBUs).