- Interior plant service
- Insulation materials store
- Insulation contractor
- Internet service provider
- Industrial equipment supplier
- Italian grocery store
- Invitation printing service
- Internet cafe
- Insurance broker
- Internet shop
- International trade consultant
- Ice skating instructor
- Industrial technical engineers association
- Insurance company
- Industrial chemicals wholesaler
- Iron works
- Indoor playground
- Income tax help association
- Image consultant
- Industrial supermarket