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.

AEGON is a holding company. Through its subsidiaries, Co. provides life insurance and pensions operations in more than 20 countries in the Americas, Europe and Asia and is also active in savings and asset management operations, accident and health insurance, general insurance and to a limited extent banking operations. Co. operates through the following segments: the Americas (which includes the U.S.A., Mexico and Brazil); the Netherlands; the United Kingdom; Central & Eastern Europe; Spain and Portugal; Asia and Aegon Asset Management.

Alfen NV (Alfen) is a company based in the Netherlands, engaged in the design, development and production of electric grid equipment. The Company is active in three business lines: Smart Grids, which supplies standardized electricity grid connection systems, secondary transformer substations, local power grids, devices for grid automation, as well as software and back-end systems for remote management and grid control; Energy Storage, responsible for development and installation of modular energy storage systems under the brand TheBattery, which are used by utilities, grid operators, energy traders and industrial companies, among others, and Electric Vehicle (EV) Charging, which supplies EV charge points in a variety of capacities and functionalities for use at home, work and in public areas. In addition, Alfen offers service, management and maintenance activities, including remote support and monitoring, as well as an in-house technological know-how center.

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.

Euronext is a cross-border exchange. Co. operates combined regulated markets across Belgium, France, the Netherlands, Portugal and the United Kingdom (derivatives only). Co. offers a range of integrated services including the listing of financial instruments, trading in securities and derivatives, clearing, netting and settlement, market data dissemination and IT solutions and support. Co.'s customers include listed companies, members, institutional and individual investors who trade on Co. markets, other organizations, notably exchanges that use its technologies and services, and users of the financial and information generated by market activity.

EVS Broadcasting Equipment is engaged in the development and marketing of audiovisual equipment relating to the processing of pictures and sound. Co. provides solutions based on tapeless workflows with a consistent modular architecture. Co.'s activities are divided into the following regions: Asia-Pacific, Europe, Middle East and Africa, and America.

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.

Inventiva is a clinical stage biotechnology research company delivering therapies in the areas of oncology, fibrosis and rare diseases. The most advanced clinical programs (IVA337 for systemic sclerosis in Non-Alcoholic Steato-Hepatitis and IVA336 for Maroteaux-Lamy syndrome-MPS VI) have demonstrated efficacy in relevant in vivo and in vitro models as well as safety in phase I and phase II clinical trials. Using its in-house drug discovery platform, which covers target validation, screening, chemistry, ADME and pharmacology, Co. is developing an internal oncology and fibrosis discovery pipeline with approaches centered on transcription factors, epigenetics targets and nuclear receptors.

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.