Bedrift J - Lambertseter
- Justiniano AS
- Jbara
- Jowor AS
- Job4you DA
- Jusfest
- Jusfest
- Juvelen Lambertseter
- Jocelyn Atyeno AS
- Justiniano Eiendom AS
- Jurgis Bingelis
- Jevi Majid Enk
- Jodam Holding AS
- Jvl Holding AS
- Jeanette Hauge AS
- Jorung Samspill
- Josiane Cunen
- Jansviks Tromming
- Jonn53 Consulting AS
- Jenfil Holding AS
- Johnek Regnskap AS
- Jordbærgutta Ungdomsbedrift
- Jernia Lambertseter
- Jordbærpikene Lambertseter
- Jobbfinnern Ungdomsbedrift
- Johansson Bygg
- Jan Lier
- Jonas Rør AS
- Jennifer Aston
- Jørgen Laug
- Jannie Fimland
- Joel Hoholm
- John Berge
- Jørgen Brannstorph AS
- Johnsen Consult
- Johansen Korpspartner Terje
- Jonathan Voldberg Hyttemoen
- Jia D. Consulting
- Jacobsen Somata med
- Jurgis Bingelis Foto
- Janicke Barsnes-Simonsen
- Jesper Breen Frilseth
- Jan Einar Johnsen
- Jan Robert Deschington
- Json Ingar Jorunnsøn
- Jarl Halvar Halvorsen
- Joel Arantes Correia
- Jack & Jones
- Johnny Dijkhuizen Media
- Jan Morten Grøset
- Johnsen Jon Petter
- Jørn Ditlev Næsfeldt
- Jibril Hussein Consulting
- John Idar Bakke
- Jarl Hole Konsult
- Jon Sverre Sivertsen
- Jarlman Persad Medicus
- Justice for Ogaden Organisation
- J. Meek Strømman Prod
- J. Z. Haugen Musikk
- J & C Sport AS
- Jonas Remi Soares Khan
- John-Halvdan Olsen-Halvorsen
- Jpaints.Art - Jeanette Waaler
- Juan Miguel Gil Diaz
- Johansen Ellen Christine Teigmo
- Jr Andersen IT-Konsult
- Jamai Nye Kig Inn Pizza
- Jørgen Aschjem Design & Rådgivning
- Junia Faria Consulting Junia Carvalho de Faria
- Jc Ortega Productions Juan Carlos Ortega Oquendo