Sia

Compagnie d'Exploitation des Services Auxiliaires Aériens SA provides catering, equipping and logistics and airport assistance services to airlines. It offers in-flight meal services including catering, handling, cuisine, wines, and meat preparation. The firm's airport assistance services include aircraft cleaning, cabin equipping, ramp assistance, gate support, safety, on board sales, and press processing. It also provides consulting services including management of service companies, monitoring and control of goods, measurement of passenger satisfaction, and sourcing. The company was founded in 1970 and is headquartered in Roissy, France.

Acna provides cleaning services. The company is headquartered in Le Mesnil-Amelot, France.

Société Air France SA provides air transport services. It offers regional as well as long-haul service and its fleet of about 390 planes includes more than 130 regional operations. The firm extends their worldwide networks as members of the Sky Team marketing alliance, which also includes carriers such as Alitalia, Delta Air Lines, Korean Air Lines and Northwest Airlines. The company was founded on October 7, 1933 and is headquartered in Roissy, France.

Dnata Singapore Pte Ltd. provides ground handling, training and consultancy services. Its ground services include passenger services, terminal 1 lounge, terminal 3 lounge, ramp services, technical ramp services, load control, flight operations, security services and private aviation services. The firm offers cargo services such as, import and export handling, special cargo handling, coolchain, iCargoNet and tariff rates. The company was founded in December 1977 and is headquartered in Singapore.

Charles de Gaulle Airport operates as an airport. The private company is based in Paris, France.

Servair Investissements Aeroportuaires provides aircraft catering services. It also specializes in procurement of equipment for catering business, menu development, promotion and development of catering business among airlines, raw materials sourcing and in-flight food preparation and recipes. The firm also provides real estate services. The company is headquartered in Paris, France.