| Business | Phone |
| 24 7 Janitorial Svc Inc 892 Central Ave, Dover 3820 | (603) 740-0247 |
| 4 Seasons Janitorial 5 Industrial Park Dr, Dover 3820 | (603) 742-0555 |
| Abracadabra Disaster Rstrtn Dover 3820 | (603) 742-1845 |
| Brk Svc 547 Central Ave, Dover 3820 | (603) 743-3930 |
| Clean Gear Of New England 110 Portland Ave, Dover 3820 | (603) 749-2323 |
| Cocheco Falls Janitorial Svc Dover 3820 | (603) 743-0825 |
| Four Seasons Janitorial Svc 5 Industrial Park, Dover 3820 | (603) 742-0555 |
| Ship Shape Operational Svc Po Box 1635, Dover 3821 | (603) 749-7776 |
| Maria's Cleaning Svc Dover 3820 | (603) 312-3799 |