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.

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.

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.

Elia System Operator develops, operates and maintains very-high-voltage (380 kV, 220 kV and 150 kV) and high-voltage (70 kV, 36 kV and 30 kV) networks, providing its customers with consultancy and engineering services. Whether in Belgium, Germany or elsewhere in Europe or the U.S., Co. ensures that electricity flows reliably from energy producers to distributors and large corporate customers. Co.'s main activities include transmission operator, system operator and market facilitator, developing and maintaining grid infrastructure, connecting electrical installations to grids, providing transparent access to grids, while taking initiatives to improve electricity market operations.

GIMV is a listed investment company, specializing in private equity and venture capital and active in small and medium buyouts, growth financing and technology investments. Co. is also present with technology investments across Europe and in Israel, Japan and the USA. Co. invests in ICT (Technology), environmentally friendly technology (Cleantech) and Life Sciences.

Greenyard processes and commercializes fruits, vegetables, and ready-to eat food products in France, the United kingdom, Germany, Belgium, other EU-countries, and internationally. Co.'s operation is divided into two divisions: The frozen division known as Pinguin and the canning division under the name of Noliko. The Frozen division offers frozen vegetables and fruits, deep-frozen vegetable dishes, and ready-to-use meals to retail, food service, and food industry. The Canning division processes vegetables and fruit from the field into preserved foods in cans and jars. The division also prepares ready-to-eat food such as soups, sauces, dips and pasta dishes.

Home Invest Belgium SA is a public regulated real estate company based in Belgium. The Company specializes in the acquisition, sale, development and management of residential real estate properties. It holds a wide portfolio of properties located on strategic locations in Belgium and The Netherlands. The Comapny's oerates throught its subsidiares such as Clarestates BV.

IBA- Ion Beam Applications develops and markets technologies and pharmaceutical products for the healthcare sector, with a focus on cancer diagnosis and therapy. Co. is also engaged in the sterilization and ionization market. Co. operates in two primary business segments: Equipment and Pharmaceuticals. Co.'s Equipment segment encompasses development, fabrication, and services associated with medical and industrial particle accelerators, proton therapy systems, and a range of dosimetry products, while Co.'s Pharmaceuticals segment encompasses the production and distribution of radiopharmaceutical agents as well as its bioassay operations.