| Business | Phone |
| Bear Associates Llc 209 Massey Rd, Dover 19904 | (302) 735-5558 |
| Dean Design/Marketing Group 1679 S Dupont Hwy # 20, Dover 19901 | (302) 674-5007 |
| Delaware Designs Inc 1051 N Dupont Hwy, Dover 19901 | (302) 734-4304 |
| Hill Design Group 117 E Reed St, Dover 19904 | (302) 736-1010 |
| On Line Design 39 Lowe St, Dover 19901 | (302) 736-1725 |