| Business | Phone |
| J R Donnelly Po Box 180, Rensselaer 12144 | (518) 432-7436 |
| J F Maddalla Plumbing & Htg 5 Mara Dr, Rensselaer 12144 | (518) 286-6887 |
| Sterling Mechanical Contractor 67 Phillips Rd, Rensselaer 12144 | (518) 477-5477 |
| Tom La Duke Plumbing & Heating 63 Washington St, Rensselaer 12144 | (518) 465-8449 |