
The Airports Authority of India or AAI is a statutory body working under the jurisdiction of Directorate General of Civil Aviation, Ministry of Civil Aviation, Government of India is responsible for creating, upgrading, maintaining and managing civil aviation infrastructure in India. It provides Communication Navigation Surveillance / Air Traffic Management (CNS/ATM) services over Indian airspace and adjoining oceanic areas. AAI is currently managing a total of 137 Airports, including 23 International Airports, 10 Customs Airports, 81 Domestic Airports and 23 Civil enclaves at Defense Airfields. AAI also has ground installations at all airports and 25 other locations to ensure safety of aircraft operations. AAI covers all major air-routes over Indian landmass via 29 Radar installations at 11 locations along with 700 VOR/DVOR installations co-located with Distance Measuring Equipment (DME). 52 runways are provided with Instrument landing system (ILS) installations with Night Landing Facilities at most of these airports and Automatic Message Switching System at 15 Airports.

Airservices Australia is an Australian Government owned corporation, responsible for providing safe, secure, efficient and environmentally responsible services to the aviation industry within the Australian Flight Information Region (FIR). Some of Airservices responsibilities include air traffic control, airways navigation and communication facilities, publishing aeronautical data and airport rescue and fire-fighting services. Airservices Australia has international partnerships with ICAO, CANSO and IATA.
Bromma Air Maintenance AB (BAM), is a Swedish company specialized in maintenance on fixed-wing and rotor-wing aircraft. Certified in accordance with EASA part-145. BAM headquarters is at Stockholm-Bromma Airport in Stockholm, Sweden. BAM has subsidiaries on the Airport of Norrköping, Malmslätt Airport in Linköping and on the local airport in Sveg.

The Civil Aviation Authority of Singapore is Singapore's national aviation authority and a statutory board under the Ministry of Transport of the Government of Singapore. Its head office is located on the fourth storey of Singapore Changi Airport's Terminal 2.

Civil Aviation Authority, Bangladesh (CAAB) functions as the regulatory body for all aviation related activities in Bangladesh. It is the national aviation authority operating under the Ministry of Civil Aviation & Tourism. All nine operational airports are operated by the CAAB. A member of International Civil Aviation Organization, it has signed bilateral air transport agreement with 52 states. It is headquartered in Kurmitola, Dhaka.

Deutsche Flugsicherung (DFS) is the company in charge of air traffic control for Germany. It is a company organized under private law and 100% owned by the Federal Republic of Germany. Since January 1993, DFS has been controlling air traffic in Germany. In Germany, military and civil air traffic controllers work side by side. Since 1994, DFS has been responsible for the handling of both civil and military air traffic in peacetime. Only military aerodromes are exempted from this integration.

ENAIRE is the air navigation manager in Spain and Western Sahara, certified for the provision of en route, approach and aerodrome control services. As a public corporate entity attached to the Ministry for Public Works, it is responsible for air traffic control, aeronautical information and the Communication, navigation and surveillance networks necessary so that air companies and their aircraft can fly safely, fluidly and in an orderly manner within Spanish airspace.

ENAV S.p.A. is an Italian company owned by the Ministry of Economy and Finances and managed by the Ministry of Infrastructure and Transport, through ENAC, the Italian Civil Aviation Authority. Together with the Italian Air Force, the company is responsible for the provision of air traffic services (ATS) and other air navigation services in Italy. As an air navigation service provider (ANSP) it is responsible for the provision of air traffic control service (ATCS), flight information service (FIS), aeronautical information service (AIS), and issuing of weather forecasts for the airports and the airspace under its responsibility. The company name ENAV was the former name of the public agency, acronym for "Ente Nazionale Assistenza al Volo". In 2001 the agency ENAV was transformed in ENAV S.p.A., a company owned by the Italian Treasury.

Estonian Air Navigation Services, abbreviated as EANS, is a modern, rapidly developing company operating under the auspices of the Ministry of Economic Affairs and Communications of the Republic of Estonia. It is a business entity, the major function of which is to provide services to air traffic in accordance with international standards as well as to ensure flight safety in Tallinn Flight Information Region. The sole owner of the company shares is the Republic of Estonia.

The Federal Aviation Administration (FAA) is the largest transportation agency of the U.S. government and regulates all aspects of civil aviation in the country as well as over surrounding international waters. Its powers include air traffic management, certification of personnel and aircraft, setting standards for airports, and protection of U.S. assets during the launch or re-entry of commercial space vehicles. Powers over neighboring international waters were delegated to the FAA by authority of the International Civil Aviation Organization.

Finavia Oyj, formerly the Finnish Civil Aviation Administration, is the public limited company responsible for maintaining and developing Finland's airport network. Finavia manages and develops 20 airports around the country, 18 of which primarily serve commercial flights and 2 of which focus solely on military and general aviation. Finavia is owned by the Finnish Government.

France Aviation Civile Services, formerly DSNA Services, is a Groupement d'intérêt économique, created by the DGAC and the ENAC in 2013. It offers to international clients the expertise of French civil aviation in areas related to regulation, supervision security and air navigation.

The Greenland Airports is the national airport operator of the airports in Greenland, in charge of airport upgrades and associated fees and taxes in all airports in Greenland.

The Hellenic Civil Aviation Authority, abbreviated HCAA, is a department of the Greek government under the Ministry of Infrastructure, Transport and Networks. It is involved in air traffic control, aeronautical communications, airport operations, aircraft registration and inspection, licensing of civil air operators, and personnel certification.

The Irish Aviation Authority (IAA) is a commercial semi-state company in Ireland responsible for the regulation of safety aspects of air travel. It is also responsible for providing air traffic control services to Ireland's three main airports, namely Dublin, Shannon and Cork. Its head office is in The Times Building in Dublin.

Isavia ohf. is the national airport and air navigation service provider of Iceland. The company operates all public airports and air navigation services in a vast area in the north-eastern Atlantic. The company headquarters is at Reykjavík Airport in Reykjavík.

The Israel Airports Authority was founded in 1977 as a public corporation mandated by the Israel Airports Authority Law. The authority is responsible for the management of Israel's major civil airports and land-to-land border terminals between Israel and its neighbours. The authority's head office is on the grounds of Ben Gurion International Airport. As of 2015, the authority is headed by Eli Marom.

Kenya Civil Aviation Authority (KCAA) is a state corporation of Kenya that is responsible for regulating the aviation industry in Kenya and for providing air navigation services in the Kenya flight region.

Luchtverkeersleiding Nederland (LVNL) is the agency in charge of air traffic control in the airspace of the Netherlands. Since 1998 it is an independent government agency. The LVNL is integrated into the Central European Functional Airspace Block (FABEC).

Nav Canada is a privately run, not-for-profit corporation that owns and operates Canada's civil air navigation system (ANS). It was established in accordance with the Civil Air Navigation Services Commercialization Act.

SMATSA or the Serbia and Montenegro Air Traffic Services Agency, is a Serbian air traffic control service company based in Belgrade, Serbia. It covers the air traffic in Serbia, Montenegro and about 55% of Bosnia and Herzegovina, until 5 December 2019 when air traffic control is transferred to Bosnia and Herzegovina Air Navigation Services Agency (BHANSA).

Skyguide is an air navigation service provider which manages and monitors Swiss airspace. The company, which was formerly known as Swisscontrol, changed its name to skyguide in 2001. Skyguide is a joint-stock company under Swiss private law which is responsible, on behalf of the Swiss Confederation, for ensuring the safety of all Swiss airspace and of adjoining airspace areas in Germany, Austria, France and Italy that have been delegated to its control. For Swiss airspace, this duty extends to both civil and military air navigation services.

Civil Aviation and Airpots Authority of Somaliland (CAAA) functions as the regulatory body for all aviation related activities in Somaliland. the current Manager is Abdi Mohamed Rodol.