- Italian restaurants
- Ice cream and yogurt shops
- Internet cafes
- Indian restaurants
- Indonesian restaurants
- Inland water transport
- Interior decorations
- Insurance, reinsurance and pension funding, except compulsory social security
- Insurance
- Investigation activities
- Information and communication
- Internist
- Import export company
- Interior Decorator
- Interior designer
- Immunologist
- International school
- Internet marketing service
- Interior decoration
- Interior architect office