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.

Fagron supplies products, services to professionals and institutions in the healthcare sector in Europe, the U.S.A. and Brazil. Co.'s activities are subdivided into four divisions. Through Fagron, Co. offers products and concepts for pharmaceutical compounding. Through Arseus Dental, Co. supplies dental products and concepts to dentists and dental laboratories in Belgium, the Netherlands, France, Germany and Switzerland. Through Arseus Medical, Co. supplies medical and surgical products to specialists, elderly homes, homecare nurses and hospitals in Belgium and the Netherlands. Through Corilus, Co. supplies ICT total solutions for medical specialists in Belgium, the Netherlands and France.

Kiadis Pharma is a clinical stage biopharmaceutical company focused on research, development and future commercialization of cell-based immunotherapy products for the treatment of blood cancers and inherited blood disorders. Co.' lead product ATIR101 is being tested using a single-dose regimen in patients with blood cancer who have not found a matching donor and where a partially matched (haploidentical) family member is used as donor for HSCT.