| Business | Phone |
| Wallace Heating & Cooling Co 28 Parker St # 1, Watertown 2472 | (617) 923-6323 |
| Alpha Mechanical Corp 71 Bacon St, Watertown 2472 | (781) 894-1497 |
| Righellis Oil Co Po Box 250, Watertown 2471 | (617) 923-2200 |
| Prendergast Oil Co Po Box 175, Watertown 2471 | (617) 924-2916 |