| Business | Phone |
| Blue Chip Home & Office Clng Londonderry 3053 | (603) 537-2367 |
| Happy Home Cleaners 1 Independence Dr, Londonderry 3053 | (603) 434-7237 |
| Janitech 16 Fairway Rd, Londonderry 3053 | (603) 434-3664 |
| New England Building Mntnc Inc 50 Nashua Rd # 206, Londonderry 3053 | (603) 421-0991 |
| United Maintenance Inc 3 Sanborn Rd, Londonderry 3053 | (603) 434-9713 |