| Business | Phone |
| New York Development Group 636 Plank Rd, Clifton Park 12065 | (518) 688-2211 |
| Stonewood Development Po Box 448, Clifton Park 12065 | (518) 371-8683 |
| Windsor Development Group Inc 15 Park Ave, Clifton Park 12065 | (518) 371-2320 |
| Dcg Development Co 200 Route 146, Clifton Park 12065 | (518) 383-0059 |
| Dcg Development Co 5 Maxwell Rd, Clifton Park 12065 | (518) 348-1043 |