Bedrift J - Horten
- Jmc AS
- Jernringen AS
- Jhn AS
- Jobbintro AS
- Julie Nilsen
- Jotabakken Borettslag
- Jacobsjordet Borettslag
- Jotabakken Borettslag
- Jørgen Fasting
- Jørgen Fasting
- Julianus Prosjekt AS
- Jacobsjordet Borettslag
- Jota Handel ANS
- Jangaard Foto
- Joker Horten
- Jolanta Liaudinskiene
- Jagjitsingh Singh
- Jobben Alarm
- Janne Kausland
- Jk Interiør AS
- Jat Holding AS
- Juve Invest AS
- Jorås Utleie
- Jørn Kragh
- Jørgen Norheim
- Johannessen Servlab
- Joba Invest AS
- Jc Gaard AS
- Jensen Prosjekttjenester AS
- Jernia Horten
- Ji&B Holding AS
- Jonas Lindberg
- Jonas Lindberg
- Jacobsen Musikk
- Jk Renholdsservice AS
- Jitka Holanova
- Jørgen Transport AS
- Jørn Holtar
- Jostein Myhre
- Jar Rostad
- Jac. Jacobsen Da
- Jysk Horten
- Jamal Al-Amari
- Jon Sørebø
- Jon Kaurel
- Joakim Thrane
- Just Henriksen
- Jbc Services AS
- Jotan Markiser AS
- Janet Sandø-Healey
- Jentene på Kaffe
- Jimmy Thach Mang
- J. Kleppe Consulting
- Jan Egil Sponnich
- Jms Jørgen Steen
- Jacobsen & Sønn AS
- Johan B Eiendom AS
- J. C. Broch AS
- Jarle Haug Consulting
- Jovallen - Steinar Jovall
- Jonas Ellefsen Fysioterapi
- Jørgen Ingeberg Prosjekt
- Jack & Jones
- Jon Levi Pedersen
- Jeanette Flack Johansen
- Jan-Arne Johansen
- Juicy Donuts Horten
- J Fjørtoft Creative
- Jorun Margrethe Gustavsen
- Jl Staff Holding AS
- Junio Yulia Martyushenko
- Jørn Morten Menes
- Jp Blazek Consult
- Johnny Pedersen Transport
- Johannessen Raw Fine Arte
- Josol Interiør V/Svein Kirkhaug
- Jensen Event Lemonia Eventyr
- Jeotec Jan Eddy Ottem
- Jonas Sørbye til Stede
- Jehovas Vitner - Horten Menighet
- Jamie Andrews Writing Services
- Jimenez Rørservice AS E.F.
- Jan og Hege Raaen A/S
- Jennie-Lovise Nordheim Bjerke
- Julie Kassab Hud & Velvære
- Jonas Ø Gundersen Universal Import
- Just Spey / Tommy Aarkvisla
- Jørgen Ferjemannsvei Nr. 6 Velforening
- Jørgen Ferjemannsvei Nr. 6 Velforening
- Jessica Klær V/Jaswamt Kaur Kumar
- Jan Roger Jacobsen Poosz Transport
- J.O.H.Massasje John Ole Heggtveit