Bedrift J - Skjetten
- Jaffar
- Josv Holding AS
- Jaroslaw Kuawski
- Jain Consult
- Johansen Engineering
- Job Gruppen AS
- Jenny Le
- Junioraksjonen Lillestrøm
- Ja Prosjekt AS
- Jan Larsen
- Juliusson Consulting AS
- Joar Andre Onstad
- Javed Iqbal Shah
- Jostein Liabø Fysioterapi
- John Halvor Tærud
- Jon Trygve Tærud
- Jan Erik Aalberg
- Just Padel X AS
- Jørgen Kjus Skaret
- Juan Ali Drosje
- Jakob Hugo Åsmul
- Jan Olav Martinsen Holding AS
- Jon A Syversen Holding AS
- Johan-Martin Melby Stav
- Jobo Tech Morten Johansen
- JS Montasjeservice Jørn Johan Sandberg