Bedrift J - Otta
- Jkk AS
- Jan Teigen
- Jørn Bilben
- JS Gjeldshjelper AS
- Jeva Håndverk AS
- Jernia Otta
- Je Anlegg AS
- Jsm Invest AS
- Josten Invest AS
- JT Utvikling AS
- Jan Nizialek AS
- Jeva Eiendom AS
- Juri Atonen
- Josten Elektronikkservice
- Jostein Jordet
- JS Gjeldshjelper AS
- Jysk Otta
- Jordet Holding AS
- Jonas Bjørnvolden
- Jorunn Olaug Rønningen
- Johan Nygårdsgate 13a
- Jubal Gudrun Tamburstuen
- Jon Ivar Øien
- Jon Ole Olstad
- Johansen Inge Johan
- Jan Kjetil Horten
- Jon Tore Myrum
- Jan Erik Sørensen
- Jan Ingar Formo
- Johan Nygårdsgate 13a
- Jh Mur Johnny Høglien
- Johan Nygårdsgate 17 B AS