| Business | Phone |
| Bob Holtz Svc 275 Chestnut St, Manchester 3101 | (603) 641-9638 |
| Brookside Mechanical Inc 724 E Industrial Park Dr, Manchester 3109 | (603) 645-0145 |
| Sam Mechanical Contractors 8030 S Willow St, Manchester 3103 | (603) 623-2370 |
| Northern Peabody Inc 25 Depot St, Manchester 3101 | (603) 669-3601 |