Bedrift I - Sperrebotn

• Insint AS
• Innsikta AS
• Isvarm Skattenborg
• Igoris Sokolovskis
• Ingarsteinsland Holding AS
• Idavoll Betong Stubberud
• Ida Sofie Wiik AS
• Iversen Knut Halvard
• Indre Østfold Begravelsesbyrå Rønningen