| Business | Phone |
| Acl Industries 179 Elm St, Manchester 3101 | (603) 668-1276 |
| Amoskeag Sheet Metal 21 W Auburn St # 7, Manchester 3101 | (603) 669-7532 |
| Colburn Sheet Metal 140 Blaine St, Manchester 3102 | (603) 627-6767 |
| Custom Sheet Metal 722 E Industrial Park Dr, Manchester 3109 | (603) 669-5952 |
| Donahue Manufacturing Inc 250 Commercial St, Manchester 3101 | (603) 622-9605 |
| Gms Precision Assoc Inc 231 Woodland Ave, Manchester 3109 | (603) 668-4599 |
| Sylvester Sheet Metal 451 Pepsi Rd, Manchester 3109 | (603) 624-4586 |
| Rds Metal Projects 726 E Industrial Park Dr # 12, Manchester 3109 | (603) 641-8966 |