Bedrift J - Kløfta
- Jaktia AS
- Jaktia AS
- Jekaterina Osipenkova
- Jama Bysjarm
- Jimmy Zetterberg
- Jakobsens Sag
- Janjua Sumera
- Jone Randa
- Johnny Outzen
- Jørgensens Smie AS
- Jessheim Asfalt AS
- Jessheim Rørleggerbedrift AS
- Jeanette Haugslien
- Jan Holter
- Jvs Produkter AS
- Jeh Aktiv AS
- Jessheim Rørleggerbedrift AS
- Jeh Holding AS
- John Talbot
- Johnsen Svein Robert
- Jan Tore Lund
- Jørn Johnsen Golf
- Jan Cato Berntsen
- Jordal Ishockeyklubb Kjelkehockey
- Jørn Georg Eggum
- J&J Torres Consulting AS
- Jørgen Jensen Averstad
- Jon Arve Carlson
- Jan Erling Aurstad
- John Berthelsen Holding AS
- Jaktritt i Stange Vestbygd
- Jaktritt i Stange Vestbygd
- Jehovas Vitner - Lillestrøm Menighet
- Jødahl Bygg Roar Jødahl AS
- Jehovas Vitner Jessheim Menighet
- Johansen Drift, Transport og Maskin
- Jørns Tak og Vedlikeholdservice Bengt Jørn Flinby