Bedrift J - Smestad
- Jiva AS
- Jotelino AS
- Jadani AS
- Jcf AS
- Jonassen
- Jit AS
- Joce AS
- Jensenbors AS
- Jayas AS
- Jahrmann AS
- Jedson AS
- Jetfrig AS
- Jø & Co AS
- Joseli Protas
- Julian Piechura
- Jarslett Invest AS
- Jønnbu Invest AS
- Joachim Holding AS
- Juritzen Forlag AS
- Jörn Beckröge
- Janne Stene
- Joakim Helsing
- Jorun Aartun
- Jensen Airdata
- Jevne Frode
- Jose Invest AS
- Jay Holthe
- Jakob Skalleberg
- Javad Vahabi
- Jkef Eiendom AS
- Janne Kvile
- Jannicke Engeskog
- Janne Kvile
- Juniororkesterets Foreldregruppe
- Jeannin Consulting
- Jens Andreassen Koppang
- Journalist Kjersti Juul
- Jens Eric Bay
- Janica Bernadas Leonerio
- Jacob Bue Udnæs
- Jesper Hasnaoui Haugen
- Jon Emil Halvorsen
- J.London Holding AS
- Junction Pool Capital AS
- Jonas Holmens Veilag
- Johan Grieg Alberts
- Jonas Engeset Eriksen
- Johan Pillgram Larsen
- Johnsen Rydh Musikprod
- Jørstad Anne Marthe
- Jølstad Begravelsesbyrå Smestad
- Jens Martin Gleditsch
- Jennifer Aramini, Psykolog
- Joakim Rehaug Roth
- Johanne Sofie Amtedal
- Jay O Invest AS
- Jakub Jan Szanek
- Jan Fredrik Andresen
- Jarocki Multi-Fix
- Johan Morales Enkelpersonforetak
- Jupiter Capital Management AS
- Julie Baud Consulting
- Jorunn Hildegunn Arstein Torsheim
- Johansen Aesthetic & Design
- Jefremovas-Petronis Hus Studio
- Jarlsby Skjekle Gård Anders
- J.T. Birkeland Holding AS
- Johannes Bø Arkitektur + Interiør
- Jens Petter Askim Arkitekt Mnal