Albioma is an independent energy producer that develops projects in the thermal biomass, solar power, and anaerobic digestion sectors. Co. provides industrial partners with expertise in energy production via hybrid combustion of biomass. In addition, Co. produces biogas by biological decomposition of organic matter in a confined oxygen-free medium, which it either converts into electricity and heat or purifies and then injects into the gas transmission network. It operates facilities on Reunion Island, Mayotte, Guadeloupe, Martinique, and French Guyana, mainland France and Southern Europe. Co. divides its operation into three segments: Thermal Biomass, Solar Power, and Anaerobic Digestion.

CS Communication et Systemes is a contractor in the design, integration and operation of mission critical systems, and is focused on sectors such as: Defense, Space and Security (By combining information, systems interoperability and operations command, Co. leverages the deployment of mission-critical defense), Aeronautics (Co. conducts projects and develops and maintains technical information and real-time systems), Transportation (Co. offers solutions, spanning from roadside equipment to back-office systems, from integration to operation and maintenance support), and Energy and Industry (simulation, high performance computing, safety, risk management, and production data processing).

Gaztransport & Technigaz is an engineering company specialized in membrane containment systems for liquefied gas transport and storage. Co. designs and markets technologies which combine operational efficiency and safety to equip liquefied natural gas (LNG) carriers, LNG floating platforms and multi-gas transport vessels. Co. also provides solutions for onshore storage tanks and the use of LNG as a fuel for vessels propulsion as well as a wide range of services in engineering, consultancy, training, maintenance assistance and technical studies at each stage of the liquefied gas chain.

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.

Seche Environnement offers environmental management solutions for industrial clients or local authorities. Co. operates waste treatment and recovery facilities and develops tools to produce energy from waste. Co. also collects and sorts all types of waste, whether household or industrial, hazardous or non-hazardous. For local authorities, Co. manages household waste and other environmental concerns. Co. is engaged in thermal treatment, storage, methanization of household waste and production of alternative fuels. For industrial clients, Co. has developed products and services for handling industrial waste from waste production sites to elimination facilities.