Job Applications » Companies » Companies Starting with “J” Companies Starting with “J” Below is a list of companies on the site that start with the letter J. J. CrewJ.B. HuntJack In The BoxJack's Family RestaurantJamba JuiceJapan AirlinesJasons DeliJCPenneyJersey Mike's SubsJetBlue AirwaysJewel OscoJiffy LubeJimmy John'sJo Ann FabricsJoe's Crab ShackJohnny RocketsJoS. A. BankJourneysJustice