Air France-KLM is a holding company. Through its subsidiaries, Co. is engaged in transporting passengers and cargo, aeronautics maintenance and other air-transport related activities, including catering and charter services. Co. operates in six geographical regions: Metropolitan France; Europe (except France) and North Africa; Caribbean, French Guiana and Indian Ocean; Africa, Middle East; Americas, Polynesia; and Asia and New Caledonia. Co. organizes its business around the following four segments: Passenger, providing passenger transportation services on scheduled flights; Cargo, transporting freight on flights and selling cargo capacity to third parties; Maintenance, and Other activities.

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.

Mauna Kea Technologies is a global medical device company based in France. Co. is focused on innovations in the field of endomicroscopy (microscopic imaging during endoscopy procedures). Co. is predominately active in the advent of optical biopsy. Co. researches, develops and markets innovative tools to visualize and detect cellular abnormalities during endoscopic procedures. Co.'s flagship product, Cellvizio®, a probe-based Confocal Laser Endomicroscopy (pCLE) system, provides physicians and researchers high-resolution cellular views of tissue inside the body. Co. has marketing authorizations in Thailand, United Kingdom, U.S., Brazil, Chile, South Korea, Poland, Russia and Saudi Arabia.

Pierre & Vacances is engaged in the market of local tourism by operating apartments and homes, or beds, located primarily in France (in mountain, seaside and countryside resorts, cities and the French West Indies), as well as in the Netherlands, Germany, Belgium, Italy and Spain. Co. develops its activities through two lines of business: the Property Development business (building and marketing of the residences and villages in France, Italy and Spain) and the Tourism business (operating and marketing of holidays in residences and villages under the Pierre & Vacances, Maeva, Adagio, Residences MGM, Hotels Latitudes, Center Parcs Europe and Sunparks brands).