- Department of Transportation
- Drilling contractor
- Drilling equipment supplier
- Discount store
- Digital printing service
- Dressmaker
- Design engineer
- Debt collecting
- Dairy
- Deaf service
- Duty free store
- Diesel engine repair service
- Dialysis center
- Disability services & support organisation
- Diabetologist
- Dry wall supply store
- Dental laboratory
- Department of motor vehicles
- Divorce lawyer
- Daihatsu dealer