- Interior fitting contractor
- Industrial engineer
- Industrial consultant
- Instrumentation engineer
- Irish pub
- Ice cream shop
- Immigration & naturalization service
- Immigration attorney
- Insurance attorney
- Industrial vacuum equipment supplier
- Intellectual property registry
- Ice skating rink
- Insolvency service
- Inn
- Irrigation equipment supplier
- Interior construction contractor
- Interior door shop
- Ice supplier
- Importer
- Industrial door supplier