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.

Brederode is an investment holding company that manages a portfolio of listed and unlisted ('private equity') investments. The purpose of portfolio management is to increase the wealth of shareholders over the long term not only generating recurring dividend income but also and above all through gains on the disposals of investments. Co. focuses its investments on 'private equity' primarily through fixed-term partnerships with other institutional investors, participating in the capital of companies operating primarily in the United States, Western Europe, and the Asia-Australia zone.

Cofinimmo is a fixed capital real estate investment trust. Co. specializes in rental property. Its core investment segments are office property and nursing and care institutions. The portfolio also includes a Distribution property networks segment. Most of Co.'s assets are in Belgium. The foreign part consists of nursing homes/ clinics and the MAAF agencies network in France and the Pubstone portfolio in the Netherlands. Co.'s operations are organized into four segments: Offices, Nursing homes/Clinics, Distribution property networks, and Public-Private Partnerships.

Galapagos is a clinical-stage biotechnology company specialized in the discovery and development of small molecule medicines with novel modes of action, addressing disease areas of high unmet medical need. Execution on its proprietary drug target discovery platform has delivered a pipeline that consists of three Phase 2, three Phase 1, five pre-clinical, and 20 discovery programs in inflammation, cystic fibrosis, or CF, osteoarthritis, and other indications. Co.'s highly flexible platform offers applicability across a broad set of therapeutic areas. Co.'s programs include filgotinib, GLPG1837, GLPG1690, GLPG2222, GLPG1972.

Groupe Bruxelles Lambert is a holding company. Through its subsidiaries, Co. operates through the following segments: Imerys, which consists of the Imerys group that operates in four business lines of energy solutions and specialties, filtration and performance additives, ceramic materials, and high resistance minerals; and Financial Pillar, which includes, on the one hand, under investment activities, the companies Sienna Capital, Ergon Capital Partners (ECP), ECP II, ECP III, PAI Europe III, Sagard, Sagard II and Sagard III, Kartesia and Merieux Participations I and II and, on the other hand, under consolidated operating activities, the operating subsidiaries of ECP III.

Texaf SA is a Belgium-based investment company with industrial, real estate and agricultural use in the Democratic Republic of Congo. The Company attracts foreign investors to acquire majority or minority equity investments in the productive sectors, such as infrastructure, agribusiness, energy and finance in order to generate return on investments. In the Real Estate sector the Company has holdings in Anagest, a holding company; Utexafrica, a company offering residences for rent; Immotex and Cotex, both offering offices for rent; Promotex, a property development company and Agence Immobiliere du Fleuve, a real estate services company. In the Agriculture sector the Company has holdings in La Cotonniere and Estagrico. In the Industrial sector it has holdings in Carriaf, a holding company; Carrigres and Congotex. Finally in the Financial sector the Company has holding in i-Finance Holding, a holding company and i-Finance, engaged in micro financing activities.