- Dog day care center
- Dental hygienist
- Dental clinic
- Digital printing service
- Decal supplier
- Debt collecting
- Drivers license training school
- Department of education
- Dart supply store
- Dive shop
- Drama school
- Debt collection agency
- Dog cafe
- Drilling contractor
- Dress store
- Demolition contractor
- Double glazing installer
- Design engineer
- Dressmaker
- Desktop publishing service