Deutche Gesellschaft für Ortung und Navigation (DGON)
Instituto de Navigación de España (INE)
Instituto Italiano di Navigazione (IIN)
Institut Français de Navigation (IFN)
Nederlands Instituut voor Navigatie (NIN)
Polish Navigation Forum (PNF)
Royal Institute of Navigation (RIN)
Schweizerische Institut für Navigation (ION-CH)
Österreichisher Verein für Navigation (OVN)
Arab Institute of Navigation (AIN)
Australian Institute of Navigation (AION)
Czech Institute of Navigation (CZIN)
Japan Institute of Navigation (JIN)
North Korean Institute of Navigation (KIN)
Russian Public Institute of Navigation (RPIN)
US Institute of Navigation (US ION)
Aboa Mare, Finland
Academy of Navigation and Motion Control
Avinor AS, Norway
Civil Global Positioning System Service Interface Committee (CGSIC)
Dansk Navigatørforening
Det norske Veritas
EGNOS
European Space Agency
Faeroe Islands Ministry of Fisheries and Maritime Affairs
GALILEO - European Satellite Navigation System
Galileo Services
International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA)
International Loran Association (ILA)
International Maritime Organization (IMO)
International Navigation Association
Maritime Development Center of Europe (MDCE)
Maritimt Forum
Maritimt Magasin
Maritimstart
Navtech
Norsk Forlishistorisk forening
Norsk Losforbund
Norsk Romsenter
Royal Norw. Navy - Navcenter
Sjöfartsforum
Statens kartverk, Norway
UN International Committee (ICG) on Global Navigation Satelitte Systems
USCG Navigation Center
US Naval Institute (USNI)
Eurospace's recommendations to the European Governments regarding the Galileo programme
International GPS Service for Geodynamics
Near-Earth Navigation & Geodesy at ESOC
ACUTRONIC
Atlas Elektronik, Germany
Frequentis AG, Austria
Fugro
Furuno
Gate House, Denmark
HITT, the Netherlands
JAVAD
Jeppesen
Jotron, Norway
Kongsberg Maritime Ship Systems AS
Kongsberg Norcontrol IT AS
Kongsberg Seatex AS
Landfall Navigation
Leica Geosystems, Switzerland
Marintek, Norway
Maris AS, Norway
NovAtel
Precision Navigation Online
Reelektronika b. v,.the Netherlands
Rovsing AS, Denmark
Saab Aerotech AB, Sweden
Saab TransponderTech AB, Sweden
Septentrio
Serco, the Netherlands
Spirent
Terma AS, Denmark
Thrane & Thrane AS, Denmark
Transas Scandinavia AB, Sweden
Trimble Navigation
VisSim, Norway
Learn 2 Fly
Galactic Navigation
Guided Navigation Through Hyperspace
Inertial Navigation and GPS
Merchant Navy
Sjekk været