- Iron and steel store
- Industrial gas supplier
- Iron steel contractor
- International airport
- Information services
- Investment company
- Impermeabilization service
- Insurance
- Ice cream equipment supplier
- International trade consultant
- Invitation printing service
- Instruction
- Industrial framework supplier
- Insurance broker
- Insulation contractor
- Insulation materials store
- Incense supplier
- Inn
- Industrial enterprise
- Irrigation equipment supplier