| Business | Phone |
| Princeton Chemical Consulting 85 Dodds Ln, Princeton 8540 | (609) 683-7818 |
| Sculptech Inc 124 Snowden Ln, Princeton 8540 | (609) 924-1470 |
| Wilshire Consultants Inc 145 Witherspoon St, Princeton 8542 | (609) 683-1117 |
| Avebe America Inc 4 Independence Way # 2, Princeton 8540 | (609) 520-1400 |