Air navigation service provider

An air navigation service provider (ANSP) is a public or a private legal entity providing Air Navigation Services. It manages air traffic on behalf of a company, region or country. Depending on the specific mandate, an ANSP provides one or more of the following services to airspace users: These services are provided to air traffic during all phases of operations (approach, aerodrome and en-route).
 * Air traffic management (ATM)
 * Communication navigation and surveillance systems (CNS)
 * Meteorological service for air navigation (MET)
 * Search and rescue (SAR)
 * Aeronautical information services/aeronautical information management (AIS/AIM).

Air navigation service providers are either government departments, state-owned companies, or privatised organisations. The majority of the world's Air Navigation Service Providers are members of the Civil Air Navigation Services Organisation located at Amsterdam Airport Schiphol.