| Business | Phone |
| All Star Cleaning Svc 820 Carvel Dr, Dover 19901 | (302) 677-0189 |
| Austin & Assoc Dover Air Force Base, Dover 19901 | (302) 730-4584 |
| Delmarva Cleaning & Mntnc Inc 1131 N Dupont Hwy, Dover 19901 | (302) 734-1856 |
| Diversco 1250 W North St, Dover 19904 | (302) 730-1254 |
| Dust Your Stuff Cleaning 657 Vista Ave, Dover 19901 | (302) 674-4210 |
| Family Janitoral 1446 Mckee Rd, Dover 19904 | (302) 736-5580 |
| First Class Cleaning Svc 412 W Loockerman St, Dover 19904 | (302) 242-1101 |
| Goodwill Industries 1750 S Governors Ave, Dover 19904 | (302) 674-9071 |
| K & L Custodial Svc Oak Grove Trailer Park # 8, Dover 19901 | (302) 674-3438 |
| K C's Sunshine Cleaning Svc 488 Country Dr, Dover 19901 | (302) 734-0929 |
| Mid-Atlantic Svc A-Team Corp 5921 W Denneys Rd, Dover 19901 | (302) 734-3403 |
| Nu-World Building Svc 148 Willis Rd, Dover 19901 | (302) 678-2578 |
| Penndel Cleaning Svc Inc 1873 Central Church Rd, Dover 19904 | (302) 730-8680 |
| State Cleaning & Maintenance 24 Maggies Way, Dover 19901 | (302) 674-4770 |
| Superior Carpet Cleaning 3277 W Denneys Rd, Dover 19904 | (302) 674-5064 |
| Wonder Maids 61 Rockford Xing, Dover 19901 | (302) 744-9294 |