| Business | Phone |
| Princeton Engineering Svc 501 Plainsboro Rd # 202, Plainsboro 8536 | (609) 452-9700 |
| Steinberg & Assoc Inc 16 Mershon Ln, Plainsboro 8536 | (609) 799-1575 |
| Auro Pro Systems Inc 666 Plainsboro Rd, Plainsboro 8536 | (609) 897-9300 |
| Fxo Inc 213 Hampshire Dr, Plainsboro 8536 | (609) 799-6450 |
| Iss Associates Plainsboro 8536 | (609) 716-9372 |