| Business | Phone |
| A Isabelle Heating & Air Cond 40 Barrett St, Manchester 3104 | (603) 627-1069 |
| Bob Mailhot Heating Co 29 Lavallee Ln, Manchester 3104 | (603) 641-5269 |
| Denron Plumbing & Hvac 605 Front St, Manchester 3102 | (603) 627-4186 |
| Fearon's Plumbing & Heating 162 Boynton St, Manchester 3102 | (603) 668-8731 |
| Stark Engineering Inc 500 Old Wellington Rd, Manchester 3104 | (603) 622-4931 |
| Shepard's Burner & Boiler Svc Manchester 3101 | (603) 647-6723 |
| Proheatman Manchester 3101 | (603) 486-9788 |
| Owen Currier Heating & Ac 112 Gordon St, Manchester 3109 | (603) 669-4289 |