| Business | Phone |
| Advanced Computers 1591 County Highway 107, Amsterdam 12010 | (518) 842-5727 |
| Amsterdam Computers Inc 44 E Main St, Amsterdam 12010 | (518) 842-5672 |
| Electric Eye Systems L L C 1110 Riverfront Ctr, Amsterdam 12010 | (518) 770-1508 |
| Extreme Tech Computers 3259 Touareuna Rd, Amsterdam 12010 | (518) 843-3401 |